• DO24SRMx-4Stack

Pre-assembled & tested signal relay board stacks - from with our full range of 24-channel relay boards providing a low cost solution for connecting large numbers of relays in a variety of configurations with rapid connect/disconnect/swap-over option.

  • Convenient pre-assembled & tested stack of relays in relatively small cubic area, includes ribbon cables &  USBDO96 + Adapter cards

  • Available for use with any relay cards from our DO24SRMx product range

  • 2 part (male/female) relay card screw terminal blocks allow the stack to be rapidly assembled & connected or swapped over in a maintenance situation.

  • 5V DC power supply required to power the relay cards (USBDO96 card is powered from the USB port)

  • Each relay card requires 5VDC @ approx 1200 mA if all relays are switched on.  (Each relay requires approx 45mA)

  • PSU connects via 2 part screw terminal block

  • CЄ & RoHS compliant, BS9001:2000 manufacture

Stacks are pre-assembled modules using relay cards from our Mx range of 24 channel relay cards.  Up to four (24 channel) relay cards can be used per stack assembly.

These are industry standard relay boards and products.  High quality, for professional electronic  automation,  connectivity, and control.

Easydaq products are used in research and education, security, industrial applications, power and energy management,  motor and device  control. There are uses across various industries, including  maritime , rail,  automotive, automation, measuring and calibration, agriculture , medical, sanitation, light and power solutions, fire protection, defence, security, and many more.

Download datasheet

Operational Parameters
Control Interface USB
Relay Channels 96
Relay Type S
2-Part connector Y


  • Product Code: DO24SRMx-4Stack
  • Availability: In Stock
  • £796.00

  • 10 or more £696.50

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Tags: Digital, signal relay card stack, 96 relays