SPST
Single Pole Single Throw relay.
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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.
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PXI Programmable Resistor Card 4-Channel 2 Ohm to 255 Ohm - SPST
40-294-113
These PXI Programmable Resistor modules are available with either two channels of 16-bit, two channels of 12-bit or four channels of 8-bit resistor chains in a single 3U PXI module. The module is 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.
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PXI 64 x SPDT Electromechanical Relays
40-148-201
The 40-145/46/48 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. General purpose relays are suitable for the construction of small switching networks, I/O port switching, for slave switching larger relays or for operating external devices (e.g. lamps, solenoids etc.).
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PXI Solid-State Switch Module, 6xSPST, 1.5 A, 400 V, Hardware Interlock
40-185A-001-HI
The 40-185A-001-HI has 6-off high current SPST switches with hardware interlock in two PXI slots and is part of our range of high power solid state switching solutions.
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PXI SPST Switch: 50-ch, 100Vrms/1A, Reed Relays
M9132A
The M9132A is a high-density, general purpose switch with50 independent, single-pole, single-throw (Form A) switches in a single PXI module. This module can be used to cycle power to products under test, control indicator and status lights or actuate external power relays and solenoids. The high-speed, long-life reed relays can handle 100Vrms and 1A, with up to 25W power. Choose from the durable connector block or standard cable connections.
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Pressure Switches
NOSHOK offers a wide selection of mechanical and electronic pressure switches, including low pressure, compact switches with 1 SPST N.O. or N.C contact, as well as RoHS compliant SPDT pressure switches with adjustable hysteresis. These switches are ideal for use in hydraulic systems including mobile hydraulics, as well as pneumatic systems, power generation, industrial machinery or machine tools, pumps & compressors and more.
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PXI Power Relay Module, 12xSPDT, 16 A
40-161A-101
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.
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PXI-2520, 80-Channel, 2 A, SPST PXI Relay Module
778572-20
80-Channel, 2 A, SPST PXI Relay Module—The PXI‑2520 is a general-purpose switch module that features independent single‑pole single‑throw (SPST) Form A armature relays. Each relay is nonlatching with very low on-resistance and low thermal offsets. The PXI‑2520 is fully software programmable, and it supports onboard relay count tracking. With an efficient coupling of voltage/current capability and relay density, this switch module is ideal for automated test equipment (ATE) loads or for controlling heaters, lights, and fans.
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PXI/PXIe High Density Electro-mechanical Relay Module, 50xSPST, Normally Open
40-145A-001
The 40-145A-001 (PXI) and 42-145A-001 (PXIe) 50xSPST 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.
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PXI 2A 32xSPST High Density Power Relay Module
40-137-101
These Power Relay Modules are suitable for applications requiring power relay switching with high density. This version features 2A 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 32 x SPST version, the range also includes a 39 x SPST, 2A version and a 16 x SPST, 5A 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.
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LXI Optical Switching - 8x8 Matrix Plugin Module
65-280-313
The 65-280-313 8x8 matrix is part of the 65-280 and 65-281 ranges of optical plug-in modules offering matrix & insert/bypass or multiplexer & SPST topologies respectively with all models based on MEMS fiber optic switches and available in various populations per plugin. In addition, a choice of different connector styles to suit most applications is offered: FC/APC (for optimal performance), FC/PC, SC/PC and ST for general applications and LC for high density applications. They use MEMS (Micro-Electro-Mechanical-Systems) based optical switches to route signals between terminals by redirecting the optical signal. This is achieved using micromechanical mirrors driven by a highly precise mechanism activated via an electrical control signal.
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PCI 8 Reed Relay Output / 8 Isolated Input Digital Interface (3-13V)
8012S
The 8012S PCI digital interface provides eight Reed relay outputs (SPST) and eight optically isolated inputs. Reed relays are well suited for low current applications. The relays are normally open, and close when energized.
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PXI Power Relay Module, 12xSPST, 16 A, With Interlock
40-161A-002-HI
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.
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PXI 5A 16xSPST High Density Power Relay Module
40-137-001
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.
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Low Profile PCI 8 Reed Relay Output
8012
The 8012 Low Profile PCI digital interface provides eight Reed relay outputs (SPST) and eight optically isolated inputs. Reed relays are well suited for low current applications. The relays are normally open, and close when energized. The board is MD1 Low Profile and Universal Bus (3.3V and 5V) compatible.
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PXIe Power Relay Module, 12xSPDT, 16 A
42-161A-101
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.
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SIMRC - 16 x Uncommitted Reed Relay, SPST
1010-R-16-1-5/1D
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.
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PCI 25xDPST Reed Relay Card
50-115A-022
This is the 25xDPST 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.
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PXI Source Switching Module
40-618-001
The 40-618 PXI Source Switching Module consists of 12 separate 4-channel multiplexers and 44 uncommitted SPST relay contacts in a single width PXI module. Typical applications include signal routing for avionics test systems that conform to the ARINC 608A specification.
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Ethernet to Relay Interface Boards
Model 8064 OEM
* 115631-11 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 VXI-11 compliant.* Easy configuration with any web browser.* Includes 50-pin mating connector for solder connections.* Optional terminal board for easy connections without soldering. See the Ethernet Accessory page.* Operates on 12 to 24 Vdc power.* Use an ICS Wiring Kit to connect to an RJ45 connector on the rear panel.
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Relay
40-145-101
The 40-145/46/48 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. General purpose relays are suitable for the construction of small switching networks, I/O port switching, for slave switching larger relays or for operating external devices (e.g. lamps, solenoids etc.).
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PCI 32xSPDT Shielded Reed Relay Card
50-120-021
This of PCI switching cards are available in both Changeover (SPDT) and Normally Open (SPST & DPST) configurations. Connections are made via a front panel 200 pin female connector.
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PXI 18xSPST High Voltage Power Relay Module
40-330-002
The Pickering Interfaces 40-330 High Voltage Power Relay Module is suitable for applications requiring high voltage power relay switching with high density.It features current handling up to 5A, 1000VDC/1000VAC peak cold switching and 110VDC/250VAC hot switching. It is configured as a bank of 12, 18 or 24 separate Single Pole Single Throw (SPST) relays. Connections are made via a front panel mounted 50-pin (24xSPST) or 37-pin (18 and 12xSPST) high voltage D-Type connector.
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PXI/PXIe High Density Electro-mechanical Relay Module, 48xSPDT
40-148A-101
The 40-148A-101 (PXI) and 42-148A-101 (PXIe) 48xSPDT 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.
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PXI/PXIe High Density Electro-mechanical Relay Module, 75xSPST, Normally Closed
40-145A-101-NC
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.
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PXI 20 x SPST 10 Amp Power Relay Module
40-160-003
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.
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PXI 40Amp 14Volt 2xSPST Automotive Relay
40-180-001
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 28VDCThe 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.
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PXI/PXIe Power Relay Module, 2xSP4T, 20 Amp
42-166-202
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.
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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.
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PXI SPST Switch: 100-ch, 100Vrms/1A, Reed Relays
M9133A
The M9133A is a high-density, general purpose switch with 100 independent, single-pole, single-throw (Form A) switches in a single PXI module. This module can be used to cycle power to products under test, control indicator and status lights or actuate external power relays and solenoids. The high-speed, long-life reed relays can handle 100Vrms and 1A, with up to 25W power. Choose from the durable connector block or the standard cable connections.
