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Miniature Circuit Breaker (MCB) Lockout Lock Dog - Thumb Screw

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Made in Australia 🇦🇺

Miniature Circuit Breaker (MCB) Lockout Lock Dog - Thumb Screw

Durable. Professional. Built to last. Ships in 3–5 business days.

4.9 (230+ reviews)

Pricing from ex GST

$9.08 EA

qty 716+ · exact price set when you design

Starting total $15.38 incl. GST · qty 1 (ex shipping)

Ships in 3–5 business days

Lockouts have a thumb screw that fixes down on the tab of the MCB, the thumb screw has a uni joint that flips down 90 degrees, the padlock loops through the hole and prevents the thumb screw from being lifted or operated. Also known as lock dogs, these are perfect for locking out circuits.

What our customers say

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5.0

“Outstanding quality and fast turnaround. The labels look professional and have held up perfectly in harsh outdoor conditions.”

Michael T.
Electrical Contractor
5.0

“LOVE the simplicity and efficiency of the website. Online ordering was fast and hassle free.”

Paul F.
Maintenance Manager
5.0

“Super fast and flexible service. Custom labels that look great, delivered quickly and cost effectively.”

Daniel L.
Solar Installer