SKU: 29573359629

FSR IT-R4S Relay Module

Sale price$24491.25 Regular price$27212.50
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Ships within 48 hours · Estimated delivery Aug 27 - Sep 1

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Description

FSR IT-R4S Relay ModuleASCII Relay Module Serial Loop through RS 232 Controllable The FSR IT R4S Relay Module is ideal for projection screen control, relay remote control, speaker muting or any environment where RS 232 control of switching via the 4 internal single pole, double throw relays is desired. "Daisy chain" capability allows connection of the IT R4S with additional modules to control other RS 232 devices. It is powered by a 12 VDC power supply (purchased

  • ASCII Relay Module
  • Serial Loop-through
  • RS-232 Controllable

The FSR IT-R4S Relay Module is ideal for projection screen control, relay remote control, speaker muting or any environment where RS-232 control of switching via the 4 internal single-pole, double-throw relays is desired. "Daisy chain" capability allows connection of the IT-R4S with additional modules to control other RS-232 devices. It is powered by a 12 VDC power supply (purchased separately).

Configurable for a variety of applications
Can be easily reconfigured "on the fly"
Small footprint
Quick, easy setup
Quick screw terminals
Integral mounting plate
Simple ASCII command set
Units can be "daisy chained" through the serial loop port without sacrificing a port on the control system
Relay Status and Power LED indicators
RS-232 I/O Port Status LED Indicators
Applications Include:
Shade and screen control (via relay interface)
Relay contact closure
Speaker muting
Relay remote control
In the Box
FSR IT-R4S Relay Module
  • 1 Year Manufacturer's Warranty
Maximum Switching Current 5A (NO) /3A (NC)
Switching Capacity NO: 1250VAC, 150 W (DC Resistive)
NC: 750VAC, 90 W (DC Resistive)
Connectors Screw Terminal
Control RS-232
ASCII Protocol
Serial looping via In/Out loop ports
Power Supply 12 VDC @ 160mA (Not Included)
Dimensions (LxWxH) 4.25 x 3.44 x 1.57" (10.8 x 8.7 x 4 cm)
Weight 0.9 lbs (0.4 kg)
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 29573359629

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★★★★★ 5
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Reviewed in the United States on May 16, 2026
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★★★★★ 5
Just what I needed
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Reviewed in the United States on May 3, 2026
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Natrona Heights, US
★★★★★ 5
Perfect fit
Size: 8.26" x 5.63" x 2.24"
A little difficult to access but the University of YouTube helped with that. Filter fit perfectly.
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Reviewed in the United States on May 27, 2026
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★★★★★ 4
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