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
AZ21501-1A-18D by American Zettler is a Power & Signal Relay with 5 PCB holes. It offers 1500 Vrms dielectric strength b/w open contacts and 2500 Vrms b/w coil & contacts. Weighing 30g, it's ideal for applications requiring reliable power switching in various electronic devices.
Median Price
-
Lifecycle Status
Suppliers In-Stock
2
In-Stock Inventory
< 1k
Vyrian
1+ parts
100+ parts
1k+ parts
10k+ parts
Nova Conductors
AZTECH Wire
$9.500
Continental Prestige Electronics
Argo Parts USA
Bastille Electronics
Provides corrosion resistance and ensures reliable electrical conductivity, making it a durable choice for long-lasting performance.
Allows for easy installation on a circuit board, simplifying the assembly process and ensuring a secure connection.
Offers high insulation to prevent arcing between contacts, ensuring safe and reliable operation in high voltage applications.
Versatile design allows for usage in various power and signal applications, providing flexibility and convenience.
Lightweight construction makes it easy to handle and install, offering convenience during setup and maintenance.
Ensures high insulation to prevent electrical breakdown between the coil and contacts, enhancing the relay's reliability in demanding conditions.
Power & Signal Relays AZ21501-1A-18D attributes and parameters. Explore more Power & Signal Relays devices from American Zettler
Relay Type:
Weight:
PCB Hole Count:
Coil-Contacts Dielectric Strength:
Open Contacts Dielectric Strength:
Terminal Finish:
JESD-609 Code:
AZ21501-1A-18D Relays trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
As a division of Zettler Group North America, American Zettler Inc. offers application-engineering, sales, distribution and customer service for a broad product range of Electromechanical Relays to meet many specific requirements of diverse commercial and industrial applications. Located in Southern California, our experienced application engineering and sales staff, along with regional sales reps, service a wide variety of direct accounts in many industries, as well as a comprehensive network of trusted regional and national distributors. Zettler Relays are used in a wide range of industries including: HVAC/R, Lighting, Solar, Electric Vehicle charging, Metering, Automotive, Telecommunication /Security systems, Home Appliances, Test and Measurement devices, Industrial Controls, and many other types of electrical and electronic equipment. Zettler Relays are designed and produced in our China based, state-of-the-art manufacturing facilities, including R&D, engineering, automated manufacturing lines and extensive testing labs. Our production lines feature multiple stringent quality-controls and testing, along with all major certifications and environmental safety compliances.
SMBJ18CA
First Components International
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Polarity: BIDIRECTIONAL; Maximum Repetitive Peak Reverse Voltage: 18 V;
LM317TG
Texas Instruments
LM317TG by Texas Instruments is an adjustable positive single output standard regulator with a max output voltage of 37V and max output current of 1.5A. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in electronic circuits. The package style is flange mount, with a rectangular shape and through-hole terminals for easy installation.
1N4148WT
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Sangdest Microelectronics (Nanjing)
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BAV99
Hitano Enterprise
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
LM107H/883C
Rochester Electronics
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Package Equivalence Code: CAN8,.2;
SS14
Zowie Technology
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Operating Temperature: 125 Cel; No. of Elements: 1; Maximum Non Repetitive Peak Forward Current: 30 A;
OHN3020U
Tt Electronics Plc
OHN3020U by Tt Electronics Plc is a magnetic field sensor with a max supply voltage of 24V and hysteresis of 5mT. It features an output range of 25mA and operates in temperatures ranging from -20 to 85°C. Ideal for applications requiring precise detection and measurement of magnetic fields, such as automotive sensors or industrial automation systems.
Infinex
Changzhou Galaxy Century Microelectronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: J BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LL4148
SPC TECHNOLOGY/ MULTICOMP
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
M39029/56351
Souriau-sunbank Connection Technologies
Souriau-sunbank's M39029/56351 is a CRIMP contact type backshell accessory compliant with MIL-DTL-38999. It features FEMALE gender contacts, compatible with M39029/58363 mating contacts. The insertion and removal tools required are M81969/14-10 and M22520/2-10 respectively, making it ideal for military connector applications.
1N4148
Microsemi
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Dc Components
CRGCQ0805F10K
TE Connectivity
TE Connectivity's CRGCQ0805F10K is a 10000 ohm fixed resistor with 1% tolerance. It operates b/w -55 to 155 °C and has a power dissipation of 0.125 W. Ideal for surface mount applications in automotive electronics due to AEC-Q200 standard compliance.
Diodes Incorporated
LM555CM
Harris Semiconductor
Analog Waveform Generation Functions; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
Taitron Components
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
EE2-24NUH-L
World Products
POWER/SIGNAL RELAY; Mounting Feature: SURFACE MOUNT-STRAIGHT; Relay Action: MOMENTARY; Relay Function: DPDT; Coil or Input Supply Type: DC; Reference Standard: CSA; UL;
RT424012F
Tyco Electronics Elcon
POWER/SIGNAL RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: DPDT; Coil or Input Supply Type: DC; Reference Standard: UL; VDE;
TX2-12V
Panasonic
Panasonic TX2-12V is a DPDT power/signal relay with 2 FORM C configuration. Operates at 12V, 60W@220VDC power rating, and 4ms response time. Ideal for applications requiring waterproof sealing, such as automotive electronics or industrial control systems.
MY2ZN-D2DC24
Omron
Omron MY2ZN-D2DC24 is a DPDT power/signal relay with 20ms operate/release time. It has 5A@250VAC max contact rating and operates at -55 to 60°C. Ideal for AC/DC supply switching in industrial control systems due to its compact size (28x21.5x36mm) and panel mount feature.
2-1393240-7
TE Connectivity 2-1393240-7 is a SPST power/signal relay with 1 FORM A, operate time of 10ms, and max AC contact current of 16A@400VAC. Ideal for applications requiring momentary relay action in circuits with AC supply type and random switching control.
M83536/9-019M
TE Connectivity's M83536/9-019M is a DPDT-CO power/signal relay with 2 FORM C configuration. It operates at 11ms, has a max AC rating of 4A@115VAC, and offers an electrical life of 100000 cycles. Ideal for applications requiring momentary relay action in harsh environments due to its hermetically sealed design.
Defense Logistics Agency
POWER/SIGNAL RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: DPDT; Coil or Input Supply Type: DC; Reference Standard: MIL-PRF-83536/9;
3-1393236-7
Tyco Electronics Cii
POWER/SIGNAL RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPDT; Coil or Input Supply Type: DC; Reference Standard: UL; VDE;
2-1904025-3
POWER/SIGNAL RELAY; Mounting Feature: PANEL MOUNT; Relay Action: MOMENTARY; Relay Function: SPDT; Coil or Input Supply Type: DC; Reference Standard: UL;
1462037-1
TE Connectivity's 1462037-1 is a DPDT power/signal relay with 2 FORM C configuration, ideal for AC/DC applications. With an operate time of 8ms and electrical life of 100k cycles, it offers reliable performance. Featuring hermetically sealed construction and gold plating on end contacts, this relay ensures high insulation resistance and contact reliability.
HFW1201K45
POWER/SIGNAL RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: DPDT; Coil or Input Supply Type: DC; Maximum DC Coil Voltage: 26.5 V;
RY-12W-K
Fujitsu Component
POWER/SIGNAL RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: DPDT; Coil or Input Supply Type: DC; Reference Standard: CSA; UL;
G2R-2-SNDI-DC24(S)
Omron's G2R-2-SNDI-DC24(S) is a SPDT power/signal relay with 15ms operate time and 100000 cycles electrical life. It has a max AC contact current of 5A@380VAC, making it ideal for applications requiring momentary relay action in industrial settings.
G5RL-1A-E-HR24VDC
POWER/SIGNAL RELAY; Manufacturer Series: G5RL;
RT33L012
TE Connectivity's RT33L012 is a 1 FORM A SPST power/signal relay with 12V nominal coil voltage. It has a max AC contact current of 16A@400VAC and operates at temperatures ranging from -40 to 85°C. Ideal for applications requiring momentary relay action, such as control systems and industrial automation.
G6D-1A-ASI-APDC24
Omron G6D-1A-ASI-APDC24 is a 1 FORM A SPST power/signal relay with 10ms operate time, 70000 cycles electrical life, and 1000000000 ohm insulation resistance. It's ideal for applications requiring latched relay action, with a coil voltage of 24V DC and contact ratings of 5A@250VAC or 5A@30VDC.
3-1618274-8
TE Connectivity's 3-1618274-8 is a SPDT power/signal relay with 1 FORM C configuration. It features 18A max AC contact current, 3.5V max DC contact voltage, and 80 ohm coil resistance. Ideal for applications requiring momentary relay action, such as panel-mounted systems needing reliable AC/DC switching capabilities.
P7SA-10F-ND24VDC
POWER/SIGNAL RELAY;
G5Q-14DC12
The Omron G5Q-14DC12 is a 1 FORM C SPDT power/signal relay with a max AC contact current of 10A@277VAC. It has a coil resistance of 360 ohm and operates at a nominal coil voltage of 12V. This relay is commonly used in applications requiring momentary relay action, such as control systems and automation equipment.
M83536/10-024M
First Switchtech
POWER/SIGNAL RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: DPDT; Coil or Input Supply Type: DC; Reference Standard: MIL-PRF-83536;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
AZ2150-1A-12DEF
American Zettler
AZ2150-1A-12DEF by American Zettler is a SPST relay with 1 FORM A configuration. It operates in 12ms, has a max contact DC power rating of 900W@30VDC, and an electrical life of 100000 cycles. Ideal for applications requiring momentary relay action, it offers high insulation resistance of 1000000000 ohm and can handle up to 40A@300VAC.
AZ2150-1A-12DE
POWER/SIGNAL RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPST; Coil or Input Supply Type: DC; Reference Standard: CUL; UL; VDE;
AZ21501-1A-120AE
POWER/SIGNAL RELAY; Weight: 30 g; Dielectric Strength Between Coil & Contacts: 2500 Vrms; Dielectric Strength Between Open Contacts: 1500 Vrms; PCB Hole Count: 5;
AZ21501-1A-120A
POWER/SIGNAL RELAY; Dielectric Strength Between Coil & Contacts: 2500 Vrms; Dielectric Strength Between Open Contacts: 1500 Vrms; Terminal Finish: Tin; Weight: 30 g; JESD-609 Code: e3;
AZ21501-1A-120AF
POWER/SIGNAL RELAY; Dielectric Strength Between Coil & Contacts: 2500 Vrms; Terminal Finish: Tin (Sn); Weight: 30 g; JESD-609 Code: e3; Dielectric Strength Between Open Contacts: 1500 Vrms;
AZ21501-1A-12D
POWER/SIGNAL RELAY; Dielectric Strength Between Open Contacts: 1500 Vrms; Weight: 30 g; Terminal Finish: Tin; JESD-609 Code: e3; Dielectric Strength Between Coil & Contacts: 2500 Vrms;
AZ21501-1A-12DE
POWER/SIGNAL RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: LATCHED; Relay Function: SPST; Coil or Input Supply Type: DC; Reference Standard: TUV; UL;
AZ2150-1C-24DEF
POWER/SIGNAL RELAY; Relay Action: LATCHED; Relay Function: SPDT; Coil or Input Supply Type: DC; Reference Standard: UL; VDE; Minimum Operating Temperature: -55 Cel;
AZ21501-1A-110D
POWER/SIGNAL RELAY; Terminal Finish: Tin; JESD-609 Code: e3;
AZ21501-1A-110DF
POWER/SIGNAL RELAY; Terminal Finish: Tin (Sn); Dielectric Strength Between Open Contacts: 1500 Vrms; JESD-609 Code: e3; Dielectric Strength Between Coil & Contacts: 2500 Vrms; PCB Hole Count: 5;
AZ21501-1A-12A
AZ21501-1A-12A by American Zettler is a Power & Signal Relay with 5 PCB holes. It offers 1500 Vrms dielectric strength b/w open contacts and 2500 Vrms b/w coil & contacts. Weighing 30g, it's ideal for applications requiring reliable power switching in various electronic devices.
AZ21501-1A-12AE
POWER/SIGNAL RELAY; Dielectric Strength Between Open Contacts: 1500 Vrms; PCB Hole Count: 5; Weight: 30 g; Dielectric Strength Between Coil & Contacts: 2500 Vrms;
AZ21501-1A-12AF
POWER/SIGNAL RELAY; Weight: 30 g; Dielectric Strength Between Open Contacts: 1500 Vrms; PCB Hole Count: 5; Terminal Finish: Tin (Sn); JESD-609 Code: e3;
AZ21501-1A-12DF
POWER/SIGNAL RELAY; Weight: 30 g; PCB Hole Count: 5; JESD-609 Code: e3; Terminal Finish: Tin (Sn); Dielectric Strength Between Open Contacts: 1500 Vrms;
AZ21501-1A-15DE
POWER/SIGNAL RELAY; Dielectric Strength Between Open Contacts: 1500 Vrms; Weight: 30 g; PCB Hole Count: 5; Dielectric Strength Between Coil & Contacts: 2500 Vrms;
AZ21501-1A-18DF
POWER/SIGNAL RELAY; PCB Hole Count: 5; Terminal Finish: Tin (Sn); Dielectric Strength Between Open Contacts: 1500 Vrms; Dielectric Strength Between Coil & Contacts: 2500 Vrms; JESD-609 Code: e3;
AZ21501-1AET-5D
POWER/SIGNAL RELAY; Dielectric Strength Between Coil & Contacts: 2500 Vrms; JESD-609 Code: e3; PCB Hole Count: 5; Terminal Finish: Tin (Sn); Dielectric Strength Between Open Contacts: 1500 Vrms;
AZ21501-1AET-9D
POWER/SIGNAL RELAY; Dielectric Strength Between Open Contacts: 1500 Vrms; JESD-609 Code: e3; PCB Hole Count: 5; Dielectric Strength Between Coil & Contacts: 2500 Vrms; Weight: 30 g;
AZ21501-1AET-24D
POWER/SIGNAL RELAY; Terminal Finish: Tin (Sn); JESD-609 Code: e3; Dielectric Strength Between Coil & Contacts: 2500 Vrms; Weight: 30 g; PCB Hole Count: 5;
AZ21501-1AEH-24AE
POWER/SIGNAL RELAY; Relay Action: LATCHED; Relay Function: SPST; Coil or Input Supply Type: AC; Reference Standard: UL; Maximum Contact AC Power Rating (R Load): 7200VA@300VAC;
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