SPST
Single Pole Single Throw relay.
-
Product
PXI 20Amp 28Volt 4xSPST Automotive Relay
40-180-111
Relay
Models 40-180/181 are High Power Relay Modules available with 2 SPST, 4 SPST or 2 SPDT contacts. They are capable of switching inductive/capacitive loads up to 40A at 14VDC or 20A at 28VDC.The 40-180/181 High Power Relay Modules are suitable for switching heavy loads or for slaving large external relays, contactors and solenoids. In particular these relay modules are designed for automotive test applications requiring the switching of D.C. voltage at high current. The 28V version is suitable for truck system test applications.
-
Product
PXI 10 x DPST 8 Amp Power Relay Module
40-160-002
Relay
The 40-160 module has a choice of 10 x SPST, 20 x SPST or 10 x DPST Power Relays, suitable for switching inductive/capacitive loads up to 10A at 250Vac.Power Relay Modules are intended for switching heavy AC or DC loads or for slaving up to large external relays, contactors and solenoids.It is suitable for applications requiring switching of either mains voltage or DC current.
-
Product
PCI Reed Relay Card, 32xSPDT
50-110B-021
Reed Relay
The 50-110B-021 is a 32xSPDT PCI general purpose switching card and is part of our 50-110B/50-115B range of reed relay switching cards which are available in both Changeover (SPDT) and Normally Open (SPST & DPST) configurations. Connections are made via a front panel 200 pin female LFH connector.
-
Product
PXI 20Amp 28Volt 2xSPST Automotive Relay
40-180-011
Relay
Models 40-180/181 are High Power Relay Modules available with 2 SPST, 4 SPST or 2 SPDT contacts. They are capable of switching inductive/capacitive loads up to 40A at 14VDC or 20A at 28VDC.The 40-180/181 High Power Relay Modules are suitable for switching heavy loads or for slaving large external relays, contactors and solenoids. In particular these relay modules are designed for automotive test applications requiring the switching of D.C. voltage at high current. The 28V version is suitable for truck system test applications.
-
Product
PXI Power Relay Module, 3xSPDT, 20 Amp
40-166-102
Relay
The 40/42-166-102 is a PXI/PXIe high density power relay module with 3xSPDT switches rated at 20A. The 40/42-166 range is available with SPST, SPDT or SP4T switching configurations. It uses power relays which are suitable for switching loads up to 20A at 240VAC (SPDT & SP4T versions) or 30A at 277VAC (SPST versions).
-
Product
PXI/PXIe High Density Electro-mechanical Relay Module, 75xSPST, Normally Closed
42-145A-101-NC
Relay
The 40-145A-101-NC (PXI) and 42-145A-101-NC (PXIe) 75xSPST relay module is part of a range of high density switching modules available in Normally Open (SPST & DPST), Changeover (SPDT) and Normally Closed (SPST) configurations. Connections are made via a front panel 200-pin female connector.
-
Product
PXI Power Relay Module, 12xSPDT, 16 A
40-161A-101
Relay
The 40/42-161A-101 is a PXI/PXIe 12xSPDT power relay module and is part of a range of high density power switching solutions with a choice of SPST, and SPDT relay configurations with or without hardware interlock. Electro-mechanical power relays are used wich are suitable for switching loads up to 16 A at 250 VAC.
-
Product
PXI/PXIe High Density Electro-mechanical Relay Module, 100xSPST, Normally Open
42-145A-201
Relay
The 40-145A-201 (PXI) and 42-145A-201 (PXIe) 100xSPST relay module is part of a range of high density switching modules available in Normally Open (SPST & DPST), Changeover (SPDT) and Normally Closed (SPST) configurations. Connections are made via a front panel 200-pin female connector.
-
Product
PXI Power Relay Module, 12xSPST, 16 A, With Interlock
40-161A-002-HI
Relay
The 40/42-161A-002-HI is a PXI/PXIe 12xSPST power relay module with optional hardware interlock. It is part of a range of high density power switching solutions with a choice of SPST, and SPDT relay configurations with or without hardware interlock.
-
Product
PCI Programmable Resistor Card 2-Channel 2.5 Ohm To 1.02k Ohm - SPST
50-294-121
Programmable Resistor Modules
The 50-294 series of PCI Programmable Resistor cards are available with two channels of 16-bit, two channels of 12-bit or four channels of 8-bit resistor chains in a single card. These cards are ideal for simulating sensors for control and management systems under test, allowing the user to verify system response in design verification or manufacturing test applications.
-
Product
PCI 32xSPST Reed Relay Card
50-115A-021
Reed Relay
This is the 32xSPST version of our 50-110A/50-115A range of reed relay switching cards which are available in both Changeover (SPDT) and Normally Open (SPST & DPST) configurations. Connections are made via a front panel 200 pin female LFH connector.
-
Product
GPIB to Relay Minibox™
Model 4864
-
* Model 4864-11 provides 16 low-level form A contacts (SPST).* Provides 8 isolated inputs for CMOS, TTL and 32 Vdc signals.* Multiple relay programming modes switch individual relays or san with single or multi-pole contacts.* Fully IEEE-488.2 and SCPI compliant.* Optional 1 'U' high Rack Mounting Kits hold one or two 4864s.* Includes 50-pin mating connector for solder connections.* Optional 1 'U' high Rack Mounting Kits hold one or two 4864s.* Optional terminal board and terminal strip for easy connections without soldering. See the GPIB Accessory page. * Model 4864-12 provides 16 heavy duty form A contacts (SPST).* All other specifications are the same as listed for the 4864-11. * Model 4864-14 provides 16 Relay driver outputs that sink 300 mA.* All other specifications are the same as listed for the 4864-11.
-
Product
PXI/PXIe Power Relay Module, 25xSPST, 5 Amp, 50-pin D-type Connector
40-153-103
Relay
The 40/42-153-103 is a PXI/PXIe high density power relay module with 25xSPST switches rated at 5A. User connection is via a 50-pin D-type male connector. The 40/42-153 range is available in 18, 25, 36 or 50 SPST configurations with or without hardware interlock. Electro-mechanical power relays are used which are suitable for switching loads up to 5A at 250VAC.
-
Product
PXI/PXIe High Density Electro-mechanical Relay Module, 25xDPST
42-146A-002
Relay
The 40-146A-002 (PXI) and 42-146A-002 (PXIe) 25xDPST relay module is part of a range of high density switching modules available in Normally Open (SPST & DPST), Changeover (SPDT) and Normally Closed (SPST) configurations. Connections are made via a front panel 200-pin female connector.
-
Product
PXIe Power Relay Module, 12xSPDT, 16 A, With Interlock
42-161A-101-HI
Relay
The 40/42-161A-101-HI is a PXI/PXIe 12xSPDT power relay module with optional hardware interlock. It is part of a range of high density power switching solutions with a choice of SPST, and SPDT relay configurations with or without hardware interlock.
-
Product
PXI/PXIe High Density Electro-mechanical Relay Module, 32xSPDT
42-148A-001
Relay
The 40-148A-001 (PXI) and 42-148A-001 (PXIe) 32xSPDT relay module is part of a range of high density switching modules available in Normally Open (SPST & DPST), Changeover (SPDT) and Normally Closed (SPST) configurations. Connections are made via a front panel 200-pin female connector.
-
Product
Serial to Relay Interface Boards
Model 2364 OEM
-
* 114521-11 Board provides 16 low-level form A contacts (SPST).* Provides 8 isolated inputs for CMOS, TTL and 32 Vdc signals.* Multiple relay programming modes switch individual relays or san with single or multi-pole contacts.* Fully IEEE-488.2 and SCPI compliant.* Serial interface header includes RS-232 and RS-485 signals. * GPIB interface header includes GPIB address switch input signals.* Includes 50-pin mating relay connector and serial header connector.* Optional 115750 Terminal Board for easy connections without soldering.* Operates on 12 to 24 Vdc power.* Use an ICS GPIB Connector/Address Switch Assembly to mount a GPIB connector and Address Switch on the rear panel.
-
Product
PXI 5A 16xSPST High Density Power Relay Module
40-137-001
Relay
These PXI Power Relay Modules are suitable for applications requiring power relay switching with high density. This version features 5A current and voltage to 110VDC/250VAC, they are configured as Single Pole Single Throw (SPST). Connections are made via front panel mounted 37 or 78-pin D-Type connector. Along with this 16 x SPST, 5A version, the range also includes a 39 x SPST, 2A version and a 32x SPST version - go to Also in the Range above to learn more. Typical applications will be found in Automotive Test, Aerospace Test and Power Cell Test applications.
-
Product
PXI/PXIe High Density Electro-mechanical Relay Module, 100xSPST, Normally Closed
40-145A-201-NC
Relay
The 40-145A-201-NC (PXI) and 42-145A-201-NC (PXIe) 100xSPST relay module is part of a range of high density switching modules available in Normally Open (SPST & DPST), Changeover (SPDT) and Normally Closed (SPST) configurations. Connections are made via a front panel 200-pin female connector.
-
Product
What is an SPST Switch?
-
Learn more about SPST switches. A Single Pole Single Throw (SPST) switch is a switch that only has a single input and can connect only to one output. This means it only has one input terminal and only one output terminal.Learn more on What is an SPST switch at Precision website here.
-
Product
PXI 48 x SPDT Reed Relays
40-143-121
Relay
The 40-140A/141/143 range of high density switching modules are available in Normally Open (SPST & DPST) and changeover (SPDT) configurations. Connections are made via a front panel 200 pin female connector.
-
Product
PXI 16x SPST High Voltage Reed Relays
40-310-101
Reed Relay
The 40-310/320 Range of High Voltage Switching Modules will hot switch up to 750V peak and cold switch up to 1000V peak in either general purpose relay (40-310) or multiplexer (40-320) configurations. These modules contain high-quality reed relays with switching ratings comfortably higher than the 40-310/320 specification. Applications for the 40-310/320 series modules include; circuit board isolation testing, relay testing, semiconductor breakdown monitoring and cable harness insulation testing.
-
Product
PXI/PXIe Power Relay Module, 50xSPST, 5 Amp, 50-Pin SGMC Connectors
40-153-001
Relay
The 40/42-153-001 is a PXI/PXIe high density power relay module with 50xSPST switches rated at 5A. User connection is via 2x50-pin SGMC male connectors. The 40/42-153 range is available in 18, 25, 36 or 50 SPST configurations with or without hardware interlock. Electro-mechanical power relays are used which are suitable for switching loads up to 5A at 250VAC.
-
Product
PCI Programmable Resistor Card 4-Channel 2 Ohm To 255 Ohm - SPST
50-294-113
Programmable Resistor Modules
The 50-294 series of PCI Programmable Resistor cards are available with two channels of 16-bit, two channels of 12-bit or four channels of 8-bit resistor chains in a single card. These cards are ideal for simulating sensors for control and management systems under test, allowing the user to verify system response in design verification or manufacturing test applications.
-
Product
PCI Programmable Resistor Card 2-Channel 2.5 Ohm To 2.04k Ohm - SPST
50-294-122
Programmable Resistor Modules
The 50-294 series of PCI Programmable Resistor cards are available with two channels of 16-bit, two channels of 12-bit or four channels of 8-bit resistor chains in a single card. These cards are ideal for simulating sensors for control and management systems under test, allowing the user to verify system response in design verification or manufacturing test applications.
-
Product
PXI/PXIe Power Relay Module,5 Amp, 50-Pin SGMC Connectors
40-158-001-HI
Relay
The 40/42-158-001-HI is a PXI/PXIe high density power relay module with 32xSPDT switches rated at 5A and includes the hardware interlock option. User connection is via 2x50-pin SGMC male connectors, hardware interlock is via a 4-pin 00 series socket (mating plug is supplied). The 40/42-158 range is available in 8, 16, 24 or 32 SPST configurations with or without hardware interlock.
-
Product
RF Switch Modules
-
Analog Devices RF switch modules include the highest bandwidth switch modules. SPST, SPDT, SP4T, SP6T, and SP8T versions (reflective and absorptive) are available for a wide range of power (up to 27 dBm) applications, including antenna switching, filter switching, and tuner applications.
-
Product
SIMRC - 8 x Reed Relay Module, SPST
1010-R-8-1-5/1D
Reed Relay
Our small format embedded switching (SIM relay) cards offer a choice of switching configurations using low cost industry standard SIM connectors. They free the designer from the detail of routing complex switching circuits, you may select from a wide range of cards using the built in RS-232 and I2C interfaces. These low-cost embedded switching cards are intended to be mounted on to a simple motherboard. They may be used to construct very high density switching networks. SIM based switching cards also allow for very simple in-field maintenance.
-
Product
PXI Power Relay Module, 2xSP4T, 20 Amp
40-166-202
Relay
The 40/42-166-202 is a PXI/PXIe high density power relay module with 2xSP4T switches rated at 20A. The 40/42-166 range is available with SPST, SPDT or SP4T switching configurations. It uses power relays which are suitable for switching loads up to 20A at 240VAC (SPDT & SP4T versions) or 30A at 277VAC (SPST versions).
-
Product
PCI Programmable Resistor Card 2-Channel 3 Ohm To 65.5k Ohm - SPST
50-294-133
Programmable Resistor Modules
The 50-294 series of PCI Programmable Resistor cards are available with two channels of 16-bit, two channels of 12-bit or four channels of 8-bit resistor chains in a single card. These cards are ideal for simulating sensors for control and management systems under test, allowing the user to verify system response in design verification or manufacturing test applications.
