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Allen-Bradley 440G-T27171 is a GuardMaster TLS-GD2 safety interlock switch designed for guard locking applications. This tongue-actuated switch operates on a 24V AC/DC supply and is part of the Bulletin 440G family. It provides a safety-rated, positively-guided contact configuration to help meet safety standards for machine guarding, including Category 4, PLe, and SIL 3 requirements. The switch is used to monitor and control access to hazardous machine areas.
MODEL 440G-T27171
$645.00 Each
Prices are subject to change
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Surplus Product. Genuine Allen-Bradley® item sold as surplus by MRO Supply, an independent reseller — not an authorized Rockwell Automation distributor. Rockwell's factory warranty, TechConnect℠ support, and firmware entitlements do not apply. Sold as-is with no warranty. Allen-Bradley® and PowerFlex® are trademarks of Rockwell Automation, Inc.; MRO Supply is not affiliated with Rockwell.
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Typically Ships in: 1 day
Returnable: Yes
Switch, GuardMaster, Locking Safety, 24 Volt AC/DC, Solenoid, 2 Normally Closed Safety Contacts, 1 Normally Open Auxilliary Contact, TLS 1, Power to Release, Fully Flexible Actuator, 1/2 Inch NPT Adapter
The Atlas™ 5 Guard Locking Switch is a positive-mode, tongue-operated interlock switch. It locks a machine guard closed until power is isolated then keeps the power isolated while the guard is open. With & two safety (N.C.) contacts and & two auxiliary (N.O.) contacts, the Atlas 5 switch is ideal for PLC-controlled machines.
| Brand | Siemens Controls |
| Model | 6GK7243-1BX30-0XE0 |