Collection: Relays
Electrical Equipment & Supplies: Relays
Discover our extensive collection of electrical relays designed for precision, durability, and reliable performance in a wide range of industrial, commercial, and automation applications. Our inventory includes electromechanical relays, solid-state relays (SSRs), signal relays, power relays, and PCB mount relays, all engineered to deliver fast, accurate switching for control systems and electrical circuits.
Whether you're designing a new system or maintaining existing equipment, our relay solutions support everything from low-voltage control applications to high-power switching. Many models are UL-listed, RoHS-compliant, and available in DIN rail, plug-in, and panel-mount configurations.
Ideal for engineers, system integrators, and maintenance professionals, our electrical relays provide the reliability and efficiency needed for automation systems, electrical panels, HVAC controls, industrial machinery, and more.
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Allen Bradley AB GUARDMASTER MSR126.1R 440R-N23120 SER A SAFETY RELAY
Vendor:MMBT by Metro CADRegular price $35.00Regular price$0.00Sale price $35.00 -
Allen Bradley AB GUARDMASTER MSR127TP 440R-N23132 SER C SAFETY RELAY
Vendor:MMBT by Metro CADRegular price $40.00Regular price$0.00Sale price $40.00 -
Allen Bradley AB GUARDMASTER MSR126.1T 440R-N23114 SER A SAFETY RELAY
Vendor:MMBT by Metro CADRegular price $40.00Regular price$0.00Sale price $40.00 -
IDEC RSCDN-20A SINGLE PHASE 20AMP SOLID-STATE RELAY SSR ITEM IS NEW OPEN BOX
Vendor:MMBT by Metro CADRegular price $37.00Regular price$0.00Sale price $37.00 -
Allen Bradley AB 700-HC24Z24-4 SER D MINIATURE ICE CUBE RELAY - 1 LOT QTY 2
Vendor:MMBT by Metro CADRegular price $25.00Regular price$0.00Sale price $25.00 -
CONTINENTAL SOLID STATE RELAY SVDA/3V25 24-330VAC 25AMP 4 TO 32 VDC - QTY 2
Vendor:MMBT by Metro CADRegular price $27.00Regular price$0.00Sale price $27.00 -
PILZ PNOZ X3 SAFETY RELAY PNOZ X3 3S ID# 774316 130VAC / 24VDC 5V,24V 6A,230V 5A
Vendor:MMBT by Metro CADRegular price $20.00Regular price$0.00Sale price $20.00 -
PHOENIX CONTACT PLC-OSC-24DC/48DC/500/W SOLID STATE RELAY MODULE - 1 PKG QTY 10
Vendor:MMBT by Metro CADRegular price $125.00Regular price$0.00Sale price $125.00 -
Allen-Bradley AB GUARDMASTER ® MSR126.1R 440R-N23120 SER A 24VAC/DC SAFETY RELAY
Vendor:MMBT by Metro CADRegular price $25.00Regular price$0.00Sale price $25.00 -
IDEC RELAY RH4B-UL D DC24V w/ BASE SH4B-05C 300V 10A - 1 LOT QTY 4
Vendor:MMBT by Metro CADRegular price $40.00Regular price$0.00Sale price $40.00 -
AB ALLEN BRADLEY GUARDMASTER® MSR132EP / 440R-E23097 SER A SAFETY RELAY
Vendor:MMBT by Metro CADRegular price $60.00Regular price$0.00Sale price $60.00 -
PHOENIX CONTACT PLC-OCS-24DC/48DC/500W SOLID STATE RELAY MODULE - 1 PKG QTY 10
Vendor:MMBT by Metro CADRegular price $90.00Regular price$0.00Sale price $90.00 -
IDEC RH4B-UL DC24V CUBE RELAY - 1 PACKAGE OF QTY 10 RELAYS
Vendor:MMBT by Metro CADRegular price $29.97Regular price$0.00Sale price $29.97 -
CRYDOM D2425-10 SOLID STATE RELAY W/ HS301DR
Vendor:MMBT by Metro CADRegular price $45.00Regular price$0.00Sale price $45.00 -
BANNER ES-FA-9AA SAFETY RELAY MODULE FOR E-STOP 24VAC/DC
Vendor:MMBT by Metro CADRegular price $20.00Regular price$0.00Sale price $20.00 -
CARLO GAVAZZI RM1A23A50 SOLID STATE RELAY - 1 LOT QTY 2
Vendor:MMBT by Metro CADRegular price $55.00Regular price$0.00Sale price $55.00 -
ALLEN BRADLEY AB 700-HB32Z24 SER E RELAY 24VDC - 1 LOT QTY 2
Vendor:MMBT by Metro CADRegular price $15.00Regular price$0.00Sale price $15.00 -
ALLEN BRADLEY AB GUARDMASTER ® SAFETY INTERLOCK SWITCH TLS2-GD2 & (2) TROJAN 5EX
Vendor:MMBT by Metro CADRegular price $110.00Regular price$0.00Sale price $110.00 -
JOHN FLUKE 514240 / R10-E5718-4 RELAY 4.5VDC - 1 LOT QTY 2
Vendor:MMBT by Metro CADRegular price $64.00Regular price$0.00Sale price $64.00 -
POTTER & BRUMFIELD DUP-5A55-120 ELECTROMECHANICAL RELAY 120V
Vendor:MMBT by Metro CADRegular price $9.99Regular price$0.00Sale price $9.99 -
OMRON G3PB-225B-VD SOLID STATE RELAY INPUT DC12-24V (Only 2 Covers) 1 LOT QTY 3
Vendor:MMBT by Metro CADRegular price $50.00Regular price$0.00Sale price $50.00 -
ABB AL16 AL16-30-10 & E16DU THERMAL OVERLOAD CONTROL RELAY
Vendor:MMBT by Metro CADRegular price $45.00Regular price$0.00Sale price $45.00 -
CROUZET GORDOS DR-ODC5 or DR-0DC5 I/O RELAY MODULE - 1 LOT QTY OF 3 ON DIN RAIL
Vendor:MMBT by Metro CADRegular price $35.00Regular price$0.00Sale price $35.00 -
OMRON H3CA-A TIMER WITH IDEC SR3P-06 RELAY SOCKET
Vendor:MMBT by Metro CADRegular price $14.97Regular price$0.00Sale price $14.97 -
1 LOT OF QTY 2 - DAYTON 2A582M RELAY SOCKET
Vendor:MMBT by Metro CADRegular price $11.00Regular price$0.00Sale price $11.00 -
MACROMATIC TR-60628 TIME DELAY RELAY & MAGNECRAFT 70-464-1 RELAY SOCKET
Vendor:MMBT by Metro CADRegular price $45.00Regular price$0.00Sale price $45.00 -
SIEMENS 3UA52 00-2B / 3UA5200-2B / 3UA52002B SOLID STATE OVERLOAD RELAY
Vendor:MMBT by Metro CADRegular price $54.99Regular price$0.00Sale price $54.99 -
1 lLOT QTY OF 2 - MAGNECRAFT ELECTRIC W6102DSX-1 SOLID STATE RELAY
Vendor:MMBT by Metro CADRegular price $26.00Regular price$0.00Sale price $26.00 -
MAGNECRAFT ELECTRIC W211ACPSOX-7 / W211ACPSOX7 TIME DELAY RELAY
Vendor:MMBT by Metro CADRegular price $175.00Regular price$0.00Sale price $175.00 -
Chromalox 7710-302320 w/ Solid State Relay 4115-20250 & 0135-20106 Relay Driver
Vendor:MMBT by Metro CADRegular price $64.99Regular price$0.00Sale price $64.99 -
Hewlett-Packard HP Relay Output 69730A Board 2345A-22702
Vendor:MMBT by Metro CADRegular price $37.99Regular price$0.00Sale price $37.99 -
IDEC IZUMI PS5R-B12 POWER SUPPLY 15W-OUTPUT INPUT-50/60HZ 100-240VAC 0.3A
Vendor:MMBT by Metro CADRegular price $11.97Regular price$0.00Sale price $11.97 -
CROUZET GORDOS GMS-ODC 84130104 SOLID STATE RELAY MODULE - 1 LOT OF QTY 2
Vendor:MMBT by Metro CADRegular price $22.00Regular price$0.00Sale price $22.00 -
QTY 2 - PHOENIX CONTACT PSR-SCP-24DC/FSP/1X1/1X2 SAFETY RELAYS
Vendor:MMBT by Metro CADRegular price $59.97Regular price$0.00Sale price $59.97 -
ABB 1SNA020351R0200 Relay Interface BFM SUB 9M HR 0020351.02
Vendor:MMBT by Metro CADRegular price $21.00Regular price$0.00Sale price $21.00Sold out -
OMRON G3NA-225B SOLID STATE RELAY
Vendor:MMBT by Metro CADRegular price $10.00Regular price$0.00Sale price $10.00
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