Allen Bradley Guardmaster 440T Safety Interlock Switch, 2NO/2NC, Keyed Actuator Included, Stainless Steel

View all Safety Interlock Switches

Subtotal (1 unit)*

£328.00

(exc. VAT)

£393.60

(inc. VAT)

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  • 2 unit(s) ready to ship
  • Plus 1 unit(s) shipping from 27 October 2025
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RS Stock No.:
183-6021
Mfr. Part No.:
440T-MRKSE110D
Brand:
Allen Bradley Guardmaster
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Brand

Allen Bradley Guardmaster

Lock Style

Keyed

Normal State Configuration

2NO/2NC

Lock Type

Interlock

Actuator Included

Yes

Connection Type

Screw

Housing Material

Stainless Steel

IP Rating

IP20, IP65

Series

440T

Width

100mm

Length

80mm

Auxiliary Contacts

2NO/2NC

Depth

143mm

Maximum Operating Temperature

+40°C

Minimum Operating Temperature

-10°C

Maximum Current

20A

Our Rotary Trapped Key Interlock Switches are used for electrical isolation of machinery to improve safe access and also as teach boxes in robot cells. Once the power has been turned off, the key can be withdrawn and used in the next sequence of operation such as unlocking an access hatch or allowing valves to be operated. The rotary switch can be mounted in a panel or purchased in an enclosure.

316 stainless steel keys
Direct drive operation positively opens contacts
Stainless steel dust cap included
Up to 100 A isolation
4 N.O. or 2 N.O. and 2 N.C. contacts
Available with up to 4 keys

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