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Relay and Optocoupler Modules

Functionality in a Wide Range of Applications:

Whether relay sockets or pluggable relay and optocoupler modules, WAGO's array of relays and optocouplers offer a solution for any requirement. Use them in any sector of industry including process technology and power engineering, railway applications and machine engineering, as well as general control cabinet construction.


Your benefits:

  • Large range of coupling and timer relays
  • Easily connect conductors from 0.34 to 2.5 mm2 (22–12 AWG) without preparation
  • Switchable loads from 1 mA to 16 A (e.g., lamp loads)
  • Wide range of accessories (e.g., adjacent jumpers, markers, system cables)
  • Easy to operate and service
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Relay Sockets with a Miniature Switching Relay (788 Series)

WAGO's 788 Series Relay Sockets are ideal for switching applications in both industrial and process automation. These modules can be used either with two channels or for reliably switching higher loads (e.g., lamp loads) up to 16 A.

Advantages:

  • Quick and easy elementary relay replacement after a failure
  • Compact housing: just 15 mm (0.590 inch) wide
  • Commoning on both the control and load sides
  • Tool-free connection via Push-in CAGE CLAMP®
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Relay Modules with a Miniature Switching Relay and Optocoupler Modules (859 Series)

WAGO's 859 Series Relay Modules with a Miniature Switching Relay and Optocoupler Modules are ideal for any industrial interface applications. Their slim design saves valuable control cabinet space. Simple commoning at the control and load side streamlines looping through of common input and output potentials.

Advantages:

  • Versatile relay modules for AC and DC applications
  • Slim 6 mm (0.236 inch) housing saves space
  • Low-profile design for optimum use in terminal boxes
  • Front-side jumpers streamline connections
  • Top-of-unit LED for status signal indication
  • Proven CAGE CLAMP® connection technology
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Pluggable Relay Modules
(286 Series)

WAGO's 286 Series Pluggable Relay Modules can meet diverse challenges when designing modern systems. These user-friendly modules reduce installation times and may be exchanged quickly and smoothly when needed, or easily adapted for new functionality.

Advantages:

  • Proven CAGE CLAMP® connection technology
  • Reduce installation time via pluggable modules
  • Specialty functions include current monitoring and timer relays
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DIN-Rail-Mount Carriers with a Miniature Switching Relay (287/288 Series)

WAGO's fully wired DIN-rail-mount carriers with a miniature switching relay (287/288 Series) provide direct, in-the-field switching of actuators and other coupling elements. They also permit fast and easy peripheral signal connections.

Advantages:

  • Faster and easier connection of peripheral signals
  • Pluggable relays for rapid and simple replacement
  • Easily connect conductors ranging from 0.08 to 2.5 mm2 (28–14 AWG)
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Relay Modules in a DIN-Rail-Mount Enclosure
(789 Series)

WAGO's 789 Series Relay Modules serve a wide variety of applications, from basic lighting control in building installations to industrial control cabinet installations. Just 17.5 mm (0.689 inch) wide, the compact DIN-rail-mount enclosure is ideal for distribution boards and meter cabinets.

Advantages:

  • Up to two break contacts and make contacts, or four make contacts
  • Available with manual operation
  • Commoning on each level via push-in jumpers
  • Clearly identified connection points
  • LED indicator for switching status
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Sockets with a Miniature Switching Relay or a Solid-State Relay
(857 Series)

WAGO's sockets with a miniature switching relay or a solid-state relay are the perfect combination of housing and electronics.

Advantages:

  • Pluggable MSR and SSR for DC and AC applications
  • Same profile allows the use of a single in-line, push-in jumper
  • Quick, easy replacement of relays in case of failure
  • Tool-free connection via Push-in CAGE CLAMP®
  • Ex approval (Zone 2)
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Sockets with an Industrial Relay (858 Series)

WAGO's DIN-35-rail-mount 858 Series Relay Sockets are designed for conventional industrial relays with standard pin spacing. These sockets carry relays equipped with two or four changeover contacts. During maintenance, they allow quick relay replacement without removing conductors.

Advantages:

  • Push-in termination of solid and ferruled conductors from 0.5 mm2 (20 AWG)
  • Dual conductor entries with Push-In CAGE CLAMP® connection technology
  • Manual operation in case of failure or during commissioning
  • Relay status indicator to stay updated visually
  • Relays with gold contacts for dry switching circuits
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All Products

Discover the diversity of WAGO's relay and optocoupler modules.

WAGO Relay and Optocoupler Modules:
We will gladly answer your questions.

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Applications for Relays and Optocouplers

Learn all about the extensive scope of applications for our relays and optocouplers and discover vividly illustrated applications. These include the application of relays with manual operation in buildings, or how we meet the special requirements EN 50155 sets for the rail industry.
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Efficient Power Supply Modules

Constant supply voltage at any time − worldwide, in the widest range of applications. That’s what makes WAGO's power supply modules so successful.