Allen-Bradley 440R-W23221 MSR330P Group 1 Safety Relay
Usually ships within 11 to 17 Days
Already a Customer? Log in to view your pricing
Manufacturer Rockwell / Allen Bradley
Mfg Catalog # 440R-W23221
North Coast Part # 271308


  • Performs simple function block logic configurations through rotary switch settings as opposed to software configuration
  • Allows connection of multiple input modules to a single base unit
  • Includes logic configuration with multiple inputs and control of multiple independent outputs


  • Simultaneity: None
  • Delayed Safety Outputs: N/A
  • Contact Rating: 24V DC, 2.5A
  • Muting: No
  • Reset: None / N/A
  • Sipha Sensor: No
  • Selection: Select relay by Relay Model Number
  • Input: N/A
  • Relay Model: MSR330P
  • Category Rating: Cat. 4 per EN 954-1 (ISO 13849-1)
  • Interface Type: N/A
  • Output: 3 N.O.
  • Delayed Timing: None/N/A
  • Group Number: Group 1
  • Power Supply: N/A
  • Output Switching Current, AC: No AC
  • Delayed Auxiliary Outputs: N/A
  • Enclosure: 22.5 mm
  • Removable Terminals: Removable
  • Immediate Auxiliary Outputs: 1 N.C.
  • Solid State Outputs: N/A


UPC 66207454360
GTiN 00662074543601
Type Expansion Device, Group 1
Applications Safety Relay
Mounting Type Rail
Family Brand Name Allen Bradley
Output 0,3,0,0
Power Supply Not Applicable
Blade Dimensions 22.5 mm W x 114.5 mm D x 99 mm H
Contact Rating 2.5 Amps
Enclosure 22.5MM
Sub Brand Guardmaster

Your Product Lists

Log In or register for an account to gain access to the product groups feature!

You can create lists of products for regular needs, special projects, even use one as a wishlist.

Your Part Numbers

Log In or register for an account to assign your company part numbers to products!

No more memorizing or cross-referencing! Map your company's internal part numbers to items, then use your part numbers for searching and ordering.