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

Honeywell Safety Interlock Switch: GKN Series

The Honeywell GKN Series Safety Interlock Switch (MPN GKNA30) is a key-actuated safety-interlock switch with a 3NC contact form. It features a front key hole location and a spring-type actuating key, with a 1/2 in…

SKU 3G-OTH-30710

Brand
Honeywell
Item
Safety Interlock Switch: GKN Series
Category
Key-Actuated Safety-Interlock Switches
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Technical Specifications

Honeywell
Manufacturer Part Number
GKNA30
Series
GKN
Contact Form
3NC
Key Hole Location
Front
Actuating Key Type
Spring
Terminal Connection Type
1/2 in NPT Conduit
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Honeywell Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Honeywell GKN Series Safety Interlock Switch (MPN GKNA30) is a key-actuated safety-interlock switch with a 3NC contact form. It features a front key hole location and a spring-type actuating key, with a 1/2 in NPT conduit terminal connection.

Frequently Asked Questions

What is the Honeywell GKN Series safety interlock switch used for?

The Honeywell GKN Series safety interlock switch (MPN GKNA30) is used to guard access to hazardous machinery by interrupting power when the guard is opened. It is common in industrial automation, packaging, and material handling applications where operator safety is critical.

What are the specifications of the Honeywell GKNA30 safety interlock switch?

The Honeywell GKNA30 is a GKN Series key-actuated safety interlock switch with a 3NC contact form, front key hole location, spring-type actuating key, and a 1/2 in NPT conduit terminal connection. It is designed for reliable machine-guarding in industrial environments.

Where to buy the Honeywell GKNA30 safety interlock switch worldwide?

3G Electric supplies the Honeywell GKNA30 safety interlock switch worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this Honeywell GKN Series switch.

How to install a Honeywell GKN Series safety interlock switch?

Mount the Honeywell GKN Series switch securely to the machine guard frame, align the actuating key with the key hole, and connect wiring per the 3NC contact form diagram using the 1/2 in NPT conduit. Always follow the manufacturer's installation manual and local safety codes.

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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