Collection: Relays & Switches
Relays & Switches provide essential control and automation functions, supporting electrical isolation, signaling, and switching in industrial environments. Each component is tested for reliability and long-term performance.
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ABB
ABB DO802 Relay Output Module | 3BSE022364R1
ABB DO802 Relay Output Module - Product Overview The ABB DO802 relay output module provides high-power switching capability for S800 I/O systems. This 8-channel unit features...
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$184.00$184.00 $227.00/ -
Emerson
Emerson EPRO 16-Channel Relay Card A6740-12
Emerson EPRO A6740-12 Relay Module The Emerson EPRO A6740-12 is a robust 16-channel relay module. It provides reliable control outputs for industrial monitoring and protection systems....
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$186.00$186.00 $230.00/ -
Emerson
Emerson EPRO A6740-10 Relay Module | 16-Channel
Emerson EPRO A6740-10 Relay Module The Emerson EPRO A6740-10 is a 16-channel relay module. It provides reliable control for industrial automation and protection systems. Core Specifications...
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$179.00$179.00 $259.00/ -
Emerson
Emerson EPRO A6740 Relay Module | 16-Channel
Emerson EPRO A6740 Relay Module The Emerson EPRO A6740 is a high-density 16-channel relay module. It provides reliable switching for industrial control and automation systems. Core...
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$248.00$248.00 $357.00/ -
Woodward
Woodward 8440-2165 Voltage Current Monitoring Relay
Electrical System Protection The Woodward 8440-2165 relay protects industrial equipment. This Woodward device provides reliable electrical monitoring. Technical Specifications Brand & Model: Woodward 8440-2165 Voltage Input:...
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$256.00$256.00 $314.00/ -
Allen-Bradley
800H-JR2A Allen-Bradley Maintained Knob Switch 1NO 1NC
Product Overview The 800H-JR2A is a commercial-grade, heavy-duty 3-position industrial selector switch from the premium 800H product family manufactured by Allen-Bradley (Rockwell Automation). Purpose-built to provide...
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$155.00$155.00 $200.00/ -
ABB
ABB 3BSE013250R1 Digital Output Module | 3A Relay
ABB 3BSE013250R1 Relay Output Module for S800 I/O Systems The ABB DO821 delivers high-power relay control for industrial automation applications. This robust module provides eight isolated...
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$130.00$130.00 $159.00/ -
Bently Nevada
3500/33-01-R0 Bently Nevada Relay Output Module
Bently Nevada 3500/33-01-R0 16-Channel Relay Module The Bently Nevada 3500/33-01-R0 is a full-height 16-Channel Relay Module for 3500 rack systems. Each output can be independently programmed...
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$152.00$152.00 $184.00/ -
Allen-Bradley
Allen-Bradley 1783-BMS10CL Stratix 5700 Switch
Product Overview The Allen-Bradley 1783-BMS10CL is a high-performance Stratix 5700 managed Ethernet switch designed for rugged industrial environments. Featuring "Lite" firmware, it provides essential network management—including...
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$128.00$128.00 $197.00/ -
Allen-Bradley
Allen-Bradley 1783-BMS10CL Stratix 5700 Managed Switch
Product Overview The Allen-Bradley 1769-SM1 is a robust Compact I/O communication module designed to provide a direct interface between controllers and industrial drives. Specifically engineered for...
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$214.00$214.00 $229.00/ -
Allen-Bradley
1756-ON8 ControlLogix | 2A per point AC Switching Allen-Bradley
Allen-Bradley 1756-ON8 ControlLogix AC Output Module 8-Point 240V AC Digital Output Module Module Highlights 8-point AC output module for industrial control 240V AC rating (10-30V AC...
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$226.00$226.00 $310.00/
Product Guide
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conformal coating PCB DCS power reliability industrial power module optimization marine control cabinet protection offshore equipment corrosion resistance offshore industrial automation surge suppression offshoreby AdalynAdalyn
Why Do 42% of Offshore DCS Downtime Events Trace to Power Modules?
This technical analysis examines the root causes of Allen‑Bradley power module failures in offshore control cabi...
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ABB AC800M Chemical Batch Automation Factory Automation ISA-88 Standard Modbus Optimization PLC Configuration Process Controlby AdalynAdalyn
Can Layered PLC Fix Chemical Batch Failures?
This technical article presents field-validated ABB AC800M configuration strategies for high-stability fine chemical ...
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EMI mitigation factory automation maintenance hot mill environment industrial control reliability metallurgical automation PLC spare parts rolling mill PLCby AdalynAdalyn
How to Select GE Fanuc 90-30 Spare Parts for Hot Rolling Mills?
This article provides a technical guide for selecting and managing GE Fanuc Series 90-30 PLC spare parts in meta...
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Bently Nevada 3500 Industrial Automation Predictive Maintenance Rotating Machinery Safety Thermal Power Shaft Protection TSI Vibration Monitoringby AdalynAdalyn
How Does Bently Nevada 3500 Reduce Unplanned Turbine Trips?
This technical article analyzes the quantitative value of the Bently Nevada 3500 TSI system in thermal power shaft pr...
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Explosion-Proof PLC DCS GMP Control Solutions Industrial Signal Isolation Intrinsically Safe Controllers Pharma Process Safety Pharmaceutical Cleanroom Automation Vibration Monitoring Systems Zone 2 Hazardous Automationby AdalynAdalyn
Dual Compliance Standards for Pharma Automation?
This article presents a quantified engineering methodology for explosion-proof PLC and DCS system design in GMP-certi...
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control hardware logistics cross-border customs compliance industrial automation procurement OEM warranty verification PLC DCS TSI systems Power plant sparesby AdalynAdalyn
How to Avoid Bulk Sourcing Risks for Power Plant Control Spares?
This guide presents field-validated strategies for bulk sourcing industrial control spares in power plants. It q...

































