Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
0514008.MXEP by Littelfuse is a 3AB fuse with 8A rated current and 500V AC voltage. With a fast blow characteristic, it offers circuit protection with a rated breaking capacity of 5000A. Ideal for applications requiring reliable overcurrent protection in electrical circuits.
Median Price
$2.550
Lifecycle Status
Suppliers In-Stock
8
In-Stock Inventory
1k+
Newark
1+ parts
$0.840
100+ parts
1k+ parts
10k+ parts
-
DigiKey
$6.870
$4.022
$3.228
Element14
$8.530
$6.190
$4.780
Verical
$1.372
$1.269
Farnell
Nova Conductors
$2.742
VNN
Vyrian
Ampacity Inc.
$1.590
Argo Parts USA
Netroflash
Continental Prestige Electronics
$5.190
$3.140
$2.470
Corohmni
$5.680
Aztec Data Supply Inc.
$18.581
High joule integral value ensures effective protection against electrical surges and overloads.
Suitable for use in applications where high AC voltage protection is required.
Provides a sufficient delay for temporary power surges without triggering unnecessary tripping.
Compact size allows for easy installation in various electrical systems.
Standard size for easy replacement and compatibility with different fuse holders.
Suitable for protecting circuits with up to 8 amps of current passing through.
Can safely operate at high temperatures without degradation of performance.
Fast blow characteristic ensures quick response to overcurrent situations, minimizing damage to equipment.
Provides reliable circuit protection against short circuits and overload conditions.
High breaking capacity ensures the fuse can safely interrupt high fault currents without damage.
Easy to mount on circuit boards or panels for secure installation.
Fuses 0514008.MXEP attributes and parameters. Explore more Fuses devices from Littelfuse
Circuit Protection Type:
Rated Current:
Rated Breaking Capacity:
Rated AC Voltage:
Body Diameter:
Body Height:
Blow Characteristic:
Fuse Size/Group:
Trip Time/Delay:
Nominal Joule Integral:
Minimum Operating Temperature:
Maximum Operating Temperature:
Terminal Shape:
Mounting Feature:
Packing Method:
Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 18,000 global associates, we partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927.
BSS138
Vishay Intertechnology
Vishay Intertechnology's BSS138 is a N-CHANNEL FET with SINGLE configuration and ENHANCEMENT MODE operation. It features 0.35W power dissipation, METAL-OXIDE SEMICONDUCTOR tech, and 150°C max temp. Ideal for surface mount applications in various electronic circuits requiring efficient power management.
SMBJ18CA
Good-ark Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 18 V; Nominal Breakdown Voltage: 21.05 V; Maximum Time At Peak Reflow Temperature (s): 10; JESD-609 Code: e3;
DS18B20Z
Maxim Integrated
DS18B20Z by Maxim Integrated is a 12-bit digital temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, with ±0.5°C accuracy. Suitable for applications requiring precise temperature monitoring in compact spaces.
261
Deltrol Controls
Other Relays;
2N7002
Motorola
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Package Body Material: PLASTIC/EPOXY; Qualification: Not Qualified; Minimum Operating Temperature: -55 Cel;
LM317T
Fairchild Semiconductor
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Maximum Output Current-1: 1.5 A; No. of Outputs: 1; Qualification Status: Not Qualified;
87832-1420
Molex
87832-1420 by Molex is a 14-contact board connector with 0.079" pitch, suitable for commercial applications. It features matte tin over nickel finish, glass-filled polyamide insulator, and polarization key for easy assembly. Withstanding voltage of 1400VAC and operating temperature range from -55 to 105°C make it reliable for various electronic devices.
LM555CM
National Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LM107H/883
Linear Technology
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Technology: BIPOLAR;
2N7002-T1-E3
Vishay Intertechnology's 2N7002-T1-E3 is a N-CHANNEL FET for SWITCHING applications. Features include 60V DS Breakdown Voltage, 0.115A Drain Current, and 7.5 ohm On Resistance. With ENHANCEMENT MODE operation, this GULL WING transistor is ideal for small outline surface mount designs up to 150°C.
LM2675M-ADJ/NOPB
Texas Instruments
LM2675M-ADJ/NOPB by Texas Instruments is a voltage-mode switching regulator with 1A output current, 37V max output voltage, and 260kHz max switching frequency. Ideal for automotive applications due to its -40°C to 125°C operating temperature range and compact small outline package design.
FDD5614P
Onsemi
FDD5614P by Onsemi is a P-CHANNEL Power FET with 60V DS Breakdown Voltage, ideal for SWITCHING applications. It features 45A IDM and 0.1 ohm RDS(ON), operating in ENHANCEMENT MODE at up to 175°C. The PLASTIC/EPOXY package with GULL WING terminals ensures efficient heat dissipation and reliable performance.
1N4148WS
Meritek Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Lite-on Semiconductor
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Qualification: Not Qualified; Additional Features: LOW THRESHOLD; Minimum DS Breakdown Voltage: 60 V;
Calogic
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Drain Current (Abs) (ID): .2 A;
1N4148
Philips Components
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
CRCW080510R0FKEA
Vishay Intertechnology's CRCW080510R0FKEA is a fixed resistor with 10 ohm resistance, 1% tolerance, and 0.125 W power dissipation. Ideal for surface mount applications in automotive electronics due to its AEC-Q200 reference standard and operating voltage of 150 V. Operating temperature range from -55 to 155 °C ensures reliability in various environments.
LM358N
LM358N by Texas Instruments is an operational amplifier with 2 functions, offering a max input offset voltage of 9000 uV and a nominal common mode reject ratio of 85 dB. Widely used in commercial applications, it operates at temperatures ranging from 0 to 70 °C and has a unity gain bandwidth of 1000 kHz.
Formosa Microsemi
BAV99
STMicroelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
045101.5MRL
Littelfuse
Littelfuse 045101.5MRL is a NANO fuse with 1.5A rated current and 125V rated voltage, suitable for circuit protection in electronics. It has a very fast blow characteristic, trip time of 5s, and 0.853J nominal joule integral. Ideal for surface mount applications with CSA, CUL, PSE, UL certifications.
ATM20
Mersen S A
The Mersen S A ATM20 fuse is a 20A fast blow electric fuse with 600V AC/DC rated voltage and 100kA breaking capacity. It comes in midget size, measures 10mm x 38mm, and has end cap terminals. Ideal for inline mounting applications requiring reliable circuit protection.
170M2619
Eaton Corporation
The Eaton Corporation 170M2619 fuse has a rated current of 315A and a rated breaking capacity of 200kA, suitable for electric fuse circuit protection at 700V AC. With dimensions of 54mm x 30mm x 51mm, it features TAB/BLADE terminals and built-in INDICATOR, meeting CE, CSA, DIN, IEC, and UL standards.
0468.500NRHF
Littelfuse 0468.500NRHF is a 1206 size fuse with 0.5A rated current and 63V rated voltage. It has a trip time of 0.0015s, making it ideal for circuit protection in applications requiring time delay blow characteristic at temperatures ranging from -55°C to 90°C.
JLLS050.TXP
Littelfuse JLLS050.TXP fuse, rated 50A/600V, with fast blow characteristic. Ideal for electric circuit protection in applications requiring high breaking capacity of 200kA. Features end cap terminal shape and inline mounting method, meeting CE, CSA, and UL standards.
0157010.DR
Littelfuse 0157010.DR Nano fuse with 10A current rating, 125V AC/DC voltage, and 26.46J joule integral. Ideal for circuit protection in electronics with very fast blow characteristic and UL reference standard compliance.
JJS-50
Cooper Electronic Technologies
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 50 A; Terminal Shape: END CAP; Reference Standard: CSA; UL;
FNQ-R-5-6/10
Cooper Industries
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 5.6 A; Terminal Shape: END CAP; Packing Method: BOX;
0297010.U
0297010.U by Littelfuse is a MINI fuse with 10A rated current and 32V DC voltage. It offers fast 0.03s trip time, 122J nominal joule integral, and 1000A rated breaking capacity. Ideal for circuit protection in automotive applications due to its compact size of 10.9mm x 3.8mm x 8.8mm and TAB/BLADE terminal shape.
0313003.MXP
Littelfuse 0313003.MXP fuse, rated at 3A and 250V, offers a trip time of 5s with a blow characteristic of TIME LAG. With dimensions of 6.35mm x 31.75mm, it is used for circuit protection in applications requiring a supplemental electric fuse with a pre-arcing rating of 200 A2/s.
3413.0010.22
Schurter Ag
Schurter Ag's 3413.0010.22 fuse is a 3.2x1.6mm surface mount type with very fast blow characteristic, rated at 0.25A and 125V AC/63V DC for electric circuit protection. It has a pre-arcing rating of 0.0032 A2/s, operates b/w -55 to 90°C, and meets CUL; UL standards, suitable for various electronic applications requiring compact and efficient fuse protection.
PTS120624V020
Eaton Corporation's PTS120624V020 fuse, with 0.2A rated current and 24V rated voltage, has a fast blow characteristic. It is a surface mount type electric fuse with TUV and UL reference standards, ideal for circuit protection in various applications.
04000026NR
Littelfuse 04000026NR fuse, with a rated current of 1.5A and fast blow characteristic, is ideal for electric circuit protection. It has a nominal joule integral of 0.03J and trip time of 5s, suitable for surface mount applications in electronics with a max operating temperature of 150°C.
LPJ-12SP
LPJ-12SP by Eaton Corporation is a J-class fuse with a rated current of 12A and a rated voltage of 600V. It has a time delay blow characteristic and is suitable for circuit protection in applications such as inline or holder mounting.
ATQR25
The Mersen S A ATQR25 fuse is a 25A electric fuse with a rated AC voltage of 600V and rated breaking capacity of 200kA. With dimensions of 10.4mm x 38.1mm, it features time delay blow characteristic and is suitable for inline/holder mounting applications in circuits requiring protection up to 300V DC at a max operating temperature of 80°C.
0685T1000-01
Bel Fuse
Bel Fuse 0685T1000-01 is a 1206 size fuse with 1A rated current and 63V DC/AC voltage. It has slow blow characteristic, 0.12J nominal joule integral, and 0.002s trip time. Ideal for circuit protection in automotive electronics due to AEC-Q200 compliance and TUV/UL standards.
FNQ-7
FNQ-7 fuse by Eaton Corp, rated 7A & 500V, with time delay blow characteristic. MIDGET size, CC class fuse with 10.3mm x 38.1mm dimensions for inline mounting applications in CE/CSA/UL compliant circuits.
FNQ-3-1/2
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 3.5 A; Terminal Shape: END CAP; Body Height: 38.1 mm;
FNQ-R-20
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 20 A; Terminal Shape: END CAP;
LPJ-400SP
Eaton LPJ-400SP fuse, rated 400A at 600V AC/DC, features J class with time delay blow characteristic. Suitable for electric circuit protection in various applications. Compact size of 53.6mm x 38.3mm with TAB/BLADE terminals and high breaking capacity of 300kA.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
0514005.MXP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 5 A; Terminal Shape: END CAP; Trip Time/Delay: 120 Seconds;
0514005.MXEP
0514005.MXEP by Littelfuse is a 5A electric fuse with 500V AC voltage rating and 6.14J nominal joule integral. It has a fast blow characteristic, 120s trip time, and rated breaking capacity of 5000A. Ideal for circuit protection in applications requiring through hole mounting at temperatures ranging from -55°C to 125°C.
0514002.MXEP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 500 V; Rated Current: 2 A; Terminal Shape: PIN WIRE; Minimum Operating Temperature: -55 Cel;
0514002.MXP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 2 A; Terminal Shape: END CAP; Body Length/Diameter: 6.35 mm;
0514004.MXEP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 500 V; Rated Current: 4 A; Terminal Shape: PIN WIRE; Packing Method: BULK;
0514004.MXP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 4 A; Terminal Shape: END CAP; Body Length/Diameter: 6.35 mm;
0514008.MXP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 8 A; Terminal Shape: END CAP; Trip Time/Delay: 120 Seconds;
0514010.MXEP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 500 V; Rated Current: 10 A; Terminal Shape: PIN WIRE; Maximum Operating Temperature: 125 Cel;
0514010.MXP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 10 A; Terminal Shape: END CAP; Packing Method: BULK;
051401.6MXEP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 500 V; Rated Current: 1.6 A; Terminal Shape: PIN WIRE; Maximum Operating Temperature: 125 Cel;
051401.6MXP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 1.6 A; Terminal Shape: END CAP; Maximum Operating Temperature: 125 Cel;
051406.3MXEP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 500 V; Rated Current: 6.3 A; Terminal Shape: PIN WIRE; Packing Method: BULK;
051406.3MXP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 6.3 A; Terminal Shape: END CAP; Body Height: 31.75 mm;
051412.5MXEP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 500 V; Rated Current: 12.5 A; Terminal Shape: PIN WIRE; Packing Method: BULK;
051412.5MXP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 12.5 A; Terminal Shape: END CAP; Maximum Operating Temperature: 125 Cel;
05143.15MXEP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 500 V; Rated Current: 3.15 A; Terminal Shape: PIN WIRE; Blow Characteristic: FAST;
05143.15MXP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 3.15 A; Terminal Shape: END CAP; Body Height: 31.75 mm;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved