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
TE Connectivity's AV1920E312Q04 is a DPST pushbutton switch with 5A max AC/DC contact current and 250V max AC contact voltage. Made of POLYBUTYLENE TEREPHTHALATE, it has SILVER center contact plating and wire termination. Ideal for panel mount applications, this 19" switch offers reliable performance in various electronic devices.
Median Price
$19.685
Lifecycle Status
Suppliers In-Stock
12
In-Stock Inventory
1k+
Mouser Electronics
1+ parts
$21.070
100+ parts
$14.350
1k+ parts
$13.990
10k+ parts
-
DigiKey
$21.260
$15.822
$14.258
TE Connectivity
$34.750
$29.530
Chip1Stop
$18.300
RS (Exports)
$18.121
$16.781
Verical
$16.575
Nova Conductors
$13.680
VNN
Rapid Electronics
IBS Electronics
$16.113
Vyrian
TME
$17.840
Aztec Data Supply Inc.
$2.110
Continental Prestige Electronics
$13.406
Netroflash
Argo Parts USA
Polybutylene terephthalate is a durable and heat-resistant material, ensuring the longevity and reliability of the pushbutton switch.
The 19-inch length of the bushing makes it suitable for mounting in various panel thicknesses, providing flexibility in installation.
Double Pole, Single Throw switch function allows for independent control of two separate circuits, offering versatility in usage.
With a maximum AC contact current of 5 A, this pushbutton switch can handle moderate electrical loads, making it suitable for many applications.
The pushbutton switch design allows for easy and intuitive operation, making it user-friendly in various applications.
Silver plating on the center contact ensures good conductivity and corrosion resistance, enhancing the overall performance of the switch.
The maximum DC contact current of 5 A ensures that this pushbutton switch can handle direct current applications with ease.
Wire termination simplifies the installation process, allowing for easy connection to the electrical system.
The high maximum AC contact voltage of 250 V makes this pushbutton switch suitable for use in various electrical systems.
Panel mounting feature allows for secure and stable installation on control panels or enclosures, ensuring the switch stays in place during operation.
Pushbutton Switches AV1920E312Q04 attributes and parameters. Explore more Pushbutton Switches devices from TE Connectivity
Length (Bushing):
Center Contact Plating:
Maximum AC Contact Current:
Maximum DC Contact Current:
Maximum AC Contact Voltage:
Housing Material:
Mounting Feature:
No. of Independent Keys:
Switch Function:
Switch Type:
Termination Type:
AV1920E312Q04 Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.70.00
SB
TE Connectivity is a global leader in the design and production of innovative connectors and sensors for multiple industries, such as automotive, industrial equipment, data communication systems, aerospace, defense, medical, oil and gas, consumer electronics and energy. It is an American-Swiss domiciled firm that has been providing high-quality products to its customers since 1907.
CEO
Terrence R. Curtin
Executive VP, CFO
Heath A. Mitts
Senior VP, Principal Accounting Officer
Robert J. Ott
1N4148WS
Onsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
CGA3E2X7R1H104K080AA
TDK
CGA3E2X7R1H104K080AA by TDK is a fixed ceramic capacitor with a capacitance of 0.1 uF and a rated DC voltage of 50 V. It has a temperature coefficient of 15% and can operate at temperatures ranging from -55 to 125 °C. This capacitor is commonly used in surface mount applications for various electronic devices.
LM317T
Samsung
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Maximum Load Regulation (%): 1.5 %; Operating Temperature (TJ-Min): 0 Cel; Maximum Line Regulation (%/V): .07;
1N4148
Sun Wai Electronic
RECTIFIER DIODE; Surface Mount: NO; Maximum Output Current: .15 A; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Reverse Recovery Time: .004 us; Maximum Repetitive Peak Reverse Voltage: 100 V;
BAV99
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
06035C103KAT2A
KYOCERA AVX
06035C103KAT2A by KYOCERA AVX is a SMT ceramic capacitor with 0.01uF capacitance and 50V URdc. It has X7R temperature characteristics, -55 to 125 °C operating range, and 10% tolerance. Ideal for applications requiring compact surface mount capacitors with stable performance in a wide temperature range.
BAT54C-7-F
Diodes Incorporated
BAT54C-7-F by Diodes Inc. is a Schottky rectifier diode with common cathode, 2 elements, and max forward voltage of 0.24V. Ideal for applications requiring fast reverse recovery time of 0.005 us, such as in small outline packages for surface mount technology at temperatures ranging from -65 to 150°C.
2N2222A
Crystalonics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
BSS138DW-7-F
BSS138DW-7-F by Diodes Incorporated is a N-channel small signal FET with a min DS breakdown voltage of 50V. It is used for switching applications and operates in enhancement mode. This surface mount transistor has a max drain current of 0.2A and a max power dissipation of 0.2W.
1N4148WT
Changzhou Galaxy Century Microelectronics
LL4148
Promax-johnton
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
SMBJ18CA
International Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Maximum Repetitive Peak Reverse Voltage: 18 V; Polarity: BIDIRECTIONAL;
Grande Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Digitron Semiconductors
Frontier Electronics
M39029/58360
Esterline Technologies
CONNECTOR ACCESSORY; Terminal Type: CRIMP; Removal Tools: M81969/14-01; Associated Military - Specifications: MIL-DTL-38999; IEC Conformity: NO; MIL-Connector Accessory Name: CONTACT;
Daco Semiconductor
Panjit International
M24308/2-1F
Amphenol
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Body or Shell Style: RECEPTACLE; Body Length: 1.228 inch; No. of Rows Loaded: 2;
MBR0520LT1G
MBR0520LT1G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.385V and output current of 0.5A. It operates b/w -65°C to 125°C, has a peak reflow temperature of 260°C, and a repetitive peak reverse voltage of 20V. This diode is ideal for applications requiring high-speed switching in compact electronic devices.
48M-111G
Itw Mcmurdo Connectors
48M-111G by Itw Mcmurdo Connectors is a pushbutton switch with a stainless steel housing and a green LED illumination. It has an electrical life of 100,000 cycles and an insulation resistance of 1,000,000,000 ohms. This switch is commonly used in applications that require a momentary action and panel mount-threaded mounting feature.
M2PJ-90A12-05EO
Omron
PUSHBUTTON SWITCH; Manufacturer Series: M2P;
1241.6833.1121000
Schurter Ag
Schurter Ag's 1241.6833.1121000 is a DPST pushbutton switch with red LED illumination, 50000 cycles electrical life, and 16.6mm body width. Ideal for panel mounting applications requiring a latched switch action with quick connect termination, operating b/w -20°C to 85°C at max 12A/250VAC or 0.5A/30VDC loads.
SPPH210500
Alps Electric
Alps Electric's SPPH210500 is a DPST pushbutton switch with 10000 cycles electrical life. It has a max operating force of 3N and operates at temperatures ranging from -10°C to 60°C. Ideal for applications requiring momentary switch action, such as control panels or industrial machinery.
MB2011SB1W01-DA
Nkk Switches
MB2011SB1W01-DA by Nkk Switches is a black pushbutton switch with stainless steel housing. It has SPDT switch function, 3A@250VAC AC max rating, and 10 mohm contact resistance. Ideal for panel mounting applications, it offers momentary switch action and slow-make/-break contact timing.
1571262-1
Tyco Electronics Alcoswitch
PUSHBUTTON SWITCH; Mounting Feature: SURFACE MOUNT-RIGHT ANGLE; Switch Function: SPST; Type (Actuator): RECTANGULAR/EXTENDED TYPE; Body Length/Diameter: 5.6 mm; Maximum DC Contact Voltage: 12 V;
A22NN-RNA-NYA-G100-NN
PUSHBUTTON SWITCH;
A22E-M-01-EMO
Omron A22E-M-01-EMO is a pushbutton switch with IP65 sealing, SPST function, and 300000 cycles electrical life. It operates at -20 to 70 °C, supports 10A@24VAC/DC, and has a screw termination. Ideal for panel mounting applications requiring momentary switch action.
MPG206RPC
TE Connectivity's MPG206RPC is a DPDT pushbutton switch with 50,000 electrical life cycles. Featuring gold flash terminal finish and silver over copper end contact material, it has a max AC contact current of 6A@250VAC. Ideal for panel mounting applications, this switch operates b/w -20 to 80°C temperatures.
90030-01-BX
Littelfuse
PUSHBUTTON SWITCH; Manufacturer Series: 90030-01-BX;
10250T397LGD2A-53
Eaton Corporation
YB15RKW01-5C-JB
YB15RKW01-5C-JB by Nkk Switches is a SPDT pushbutton switch with red LED illumination. It has an electrical life of 100,000 cycles and insulation resistance of 200M ohm. Ideal for applications requiring momentary switch action, such as panel mounting in electronic devices.
M8805/23-001
Defense Logistics Agency
M8805/23-001 by Defense Logistics Agency is a DPDT pushbutton switch with PLUNGER actuator. It has a body width of 16.66 inch, height of 26.67 mm, and can handle up to 5A@115VAC or 5A@28VDC. Ideal for PANEL MOUNT-THREADED applications requiring MOMENTARY switch action with max operating force of 20.02 N.
9001K2L38LYAH13
Schneider Electric Sa
2PB11-T2
Honeywell Sensing And Control
2PB11-T2 by Honeywell Sensing And Control is a SPDT pushbutton switch with a corrosion-proof sealing. It has an electrical life of 50,000 cycles and can handle up to 5A@250VAC. Ideal for panel mounting applications requiring momentary switch action in environments with temperatures ranging from -85°C to -55°C.
SV4F23SS301
E-switch
SV4F23SS301 by E-switch is a SPST pushbutton switch with 200000 cycles electrical life, IK10/IP67 sealing, and white LED illumination. Ideal for applications requiring momentary switch action, it has a max operating force of 4.5N and can handle up to 2A@36VDC load.
1825027-5
Tyco Electronics Amp
PUSHBUTTON SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: SPST; Type (Actuator): BUTTON TYPE; Manufacturer Series: 1825027; Electrical Life: 100000 Cycle(s);
MPI002/TERM/GN
Bulgin
Bulgin's MPI002/TERM/GN pushbutton switch features a GREEN LED illumination, SPST switch function, and IP66 sealing. With a 35000 cycle electrical life, it is ideal for applications requiring momentary-tactile action and panel mounting in environments with temperatures ranging from -30 to 70°C.
AV2211E112Q04
TE Connectivity's AV2211E112Q04 is a SPDT pushbutton switch with 5A max AC/DC contact current and 250V max AC contact voltage. Made of POLYBUTYLENE TEREPHTHALATE, it has silver plating on center contacts. Ideal for panel mounting applications requiring ON-OFF functionality.
A01ES-D
Apem Components
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
AV1911E612Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPDT; Contact Function: ON-OFF; Maximum DC Contact Current: 5 A; Length (Bushing): 19 inch;
AV1911E712Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPDT; Contact Function: ON-OFF; Housing Material: POLYBUTYLENE TEREPHTHALATE; Maximum AC Contact Voltage: 250 V;
AV1921E312Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPDT; Contact Function: ON-OFF; Length (Bushing): 19 inch; Housing Material: POLYBUTYLENE TEREPHTHALATE;
AV1910E512Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPST; Maximum AC Contact Voltage: 250 V; Length (Bushing): 19 inch; Termination Type: WIRE;
AV191003C900
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT-THREADED; Switch Function: SPST; Type (Actuator): CURVED TYPE; Contact Function: ON-(OFF); Body Height: 9.5 mm;
AV1920000Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPDT; Maximum AC Contact Current: 5 A; Termination Type: WIRE; Housing Material: POLYBUTYLENE TEREPHTHALATE;
AV1921000Q04
TE Connectivity's AV1921000Q04 is a DPDT pushbutton switch with a max AC contact current of 3A. Its housing material is made of POLYBUTYLENE TEREPHTHALATE. This panel mount switch, with SILVER center contact plating, is commonly used for ON-OFF applications in various industries.
AV1910E124Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPST; No. of Independent Keys: 1; Maximum DC Contact Current: 5 A; Center Contact Plating: SILVER;
AV1910P612Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPST; Maximum AC Contact Current: 3 A; Termination Type: WIRE; Maximum DC Contact Current: 3 A;
AV1921P712Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPDT; Contact Function: ON-OFF; Center Contact Plating: SILVER; Maximum AC Contact Voltage: 250 V;
AV1910R324Q04
TE Connectivity's AV1910R324Q04 is a 19-inch pushbutton switch with SPST switch function. It has a max AC contact current of 5A and max DC contact current of 5A. This panel mount switch, made of POLYBUTYLENE TEREPHTHALATE, is suitable for various applications requiring reliable switching capabilities.
AV1911R324Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPDT; Contact Function: ON-OFF; No. of Independent Keys: 1; Housing Material: POLYBUTYLENE TEREPHTHALATE;
AV1910R624Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: SPST; Maximum AC Contact Voltage: 250 V; Length (Bushing): 19 inch; Maximum DC Contact Current: 5 A;
AV1920E324Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPST; Length (Bushing): 19 inch; Center Contact Plating: SILVER; Housing Material: POLYBUTYLENE TEREPHTHALATE;
AV1920E512Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPST; Maximum DC Contact Current: 5 A; Length (Bushing): 19 inch; Center Contact Plating: SILVER;
AV1920EB24T5Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPST; Maximum AC Contact Voltage: 250 V; End Contact Material: COPPER ALLOY; No. of Independent Keys: 1;
AV1920E312R04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPST; Maximum AC Contact Voltage: 250 V; Maximum DC Contact Current: .4 A; Center Contact Plating: GOLD;
AV1920E324R04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPST; Center Contact Plating: GOLD; Length (Bushing): 19 inch; Housing Material: POLYBUTYLENE TEREPHTHALATE;
AV1920E712R04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPST; Termination Type: WIRE; Housing Material: POLYBUTYLENE TEREPHTHALATE; No. of Independent Keys: 1;
AV1920EA12Q04
PUSHBUTTON SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPST; Maximum DC Contact Current: 3 A; Termination Type: WIRE; No. of Independent Keys: 1;
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