MASTER LOCK Style Miniature Breaker Lockout: Pin-Out
The MASTER LOCK DIN Style Miniature Breaker Lockout (MPN S2390) is a pin-out circuit breaker lockout designed for 120/277V AC voltage. It is compatible with all Master Lock and American Lock safety padlocks and…
SKU 3G-OTH-554925
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Product Description
The MASTER LOCK DIN Style Miniature Breaker Lockout (MPN S2390) is a pin-out circuit breaker lockout designed for 120/277V AC voltage. It is compatible with all Master Lock and American Lock safety padlocks and lockout hasps, and does not include a cable tie slot.
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 MASTER LOCK S2390 DIN Style Miniature Breaker Lockout used for?
The MASTER LOCK S2390 is a pin-out circuit breaker lockout used to isolate and lock out miniature DIN-rail breakers during maintenance. It secures the breaker in the OFF position, preventing accidental re-energization. Compatible with all Master Lock and American Lock safety padlocks and lockout hasps, it supports 120/277V AC systems.
What are the specifications of the MASTER LOCK S2390 breaker lockout?
The MASTER LOCK S2390 is rated for 120/277V AC voltage. It is a pin-out type DIN-style miniature breaker lockout. It works with all Master Lock and American Lock safety padlocks and lockout hasps. The device does not include a cable tie slot. The manufacturer part number is S2390.
Where to buy the MASTER LOCK S2390 breaker lockout worldwide?
3G Electric supplies the MASTER LOCK S2390 breaker lockout to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this pin-out lockout for 120/277V AC systems.
How to install the MASTER LOCK S2390 on a DIN rail breaker?
To install the MASTER LOCK S2390, first turn off the breaker and verify zero voltage. Slide the lockout device over the breaker toggle until it snaps into place. Insert the shackle of a Master Lock or American Lock padlock through the lockout hole to secure it. Always follow your facility's lockout/tagout procedures.
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3G Electric supplies MASTER LOCK pin-out circuit breaker lockouts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.


