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Honeywell Safety Interlock Switch: GKM Series - Key-Actuated Safety-Interlock Switches
HoneywellKey-Actuated Safety-Interlock Switches

Honeywell Safety Interlock Switch: GKM Series

The Honeywell GKM Series Key-Actuated Safety-Interlock Switch (MPN GKMB23) is a safety interlock switch with a 1NO/1NC contact configuration. It features a 90° actuating key type and a top key hole location, with a 4…

SKU 3G-OTH-30338

Also listed as: GKMB 23 · GKMB-23

Brand
Honeywell
Item
Safety Interlock Switch: GKM Series
Category
Key-Actuated Safety-Interlock Switches
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Honeywell
Manufacturer Part Number
GKMB23
Series
GKM
Key Hole Location
Top
Actuating Key Type
90°
Terminal Connection Type
4 Pin M12

Technical Documents

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Honeywell Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Honeywell GKM Series Key-Actuated Safety-Interlock Switch (MPN GKMB23) is a safety interlock switch with a 1NO/1NC contact configuration. It features a 90° actuating key type and a top key hole location, with a 4 Pin M12 terminal connection type.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Honeywell GKMB23 safety interlock switch used for?

The Honeywell GKMB23 is a key-actuated safety-interlock switch used to monitor the position of movable guards on industrial machinery. It helps prevent machine operation when the guard is open, enhancing worker safety in applications such as packaging, material handling, and automated production lines.

What are the specifications of the Honeywell GKMB23?

The Honeywell GKMB23 is part of the GKM Series with a 1NO/1NC contact configuration. It features a 90° actuating key type, top key hole location, and a 4 Pin M12 terminal connection type. The manufacturer part number is GKMB23, and it is designed for safety interlock applications.

Where to buy the Honeywell GKMB23 worldwide?

3G Electric supplies the Honeywell GKMB23 safety interlock switch worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this Honeywell component to any country.

How to install the Honeywell GKMB23 safety interlock switch?

Mount the switch body securely to the machine frame and align the 90° actuating key with the guard. Connect the 4 Pin M12 terminal according to the wiring diagram, ensuring the 1NO/1NC contacts are correctly wired into the safety circuit. Always follow the machine's safety standards and test the interlock function before operation.

Used in

Common applications for Honeywell
Commercial kitchen and inflight-catering steam boilers — RM7890 / RM7895 flame relays with UV detection
Food-processing ramp-and-dwell ovens — DBC2000E / DBC2100E controllers
Hotel and hospital boiler plants — VR8205 combination gas controls
Petrochemical tank-farm heating — V4xxx gas-valve bodies with ML7420 actuators
Retrofit swap-outs from legacy Fireye / Satronic — Honeywell replacement kits

Honeywell Products

3G Electric supplies Honeywell key-actuated safety-interlock switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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