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Martindale LOK22 No-Tool MCB Locking Off Device

  • Fits MCBs, RCBOs, fuse holders and main switches
  • Compatible with Martindale PAD11 and PAD21 padlocks
  • Part of the Martindale LOK series
  • Ideal for tight breaker spaces
  • Supports safe isolation procedures
£15.60 £13.00
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Availability: In stock

Ships tomorrow if ordered in the next 18 hours and 22 minutes!

Product Code
MARLOK22

Free Delivery

90-day Returns

Technical Support

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Martindale LOK22 No-Tool MCB Locking Off Device

What is the Martindale LOK Series Lock-Off Device?

The Martindale LOK Series includes a versatile range of lock-off devices designed to safely isolate a wide variety of MCBs, RCBOs, fuse carriers, and main switches. These devices are fully compatible with Martindale PAD11 and PAD21 padlocks and TAG sets, ensuring secure and compliant lockout procedures across domestic, commercial, and industrial settings.

With multiple sizes and formats, pushpin and grub screw types, the LOK range accommodates most breaker designs, including those in tight or restricted spaces.

Whether you're carrying out planned maintenance or emergency isolation, the Martindale LOK Series helps you meet safe isolation requirements in line with UK electrical safety standards and Electricity at Work Regulations 1989.

 

Need a Lock-Off Solution That Fits?

The Martindale LOK Series is engineered for real-world use across varied installations. 

 

Order today to enjoy free delivery, expert support and our 90-day satisfaction guarantee. Need advice? Our team is here to assist you.

 

More Information
ManufacturerMartindale
Manufacturer Part NumberLOK22
GTIN5036162000188
  • MCB Lock Size: 32(W)x15(D)x54(H)
  • Shackle Hole: 8mm
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Why choose Instrotech for your electrical test equipment?

With over 40 years’ experience supporting UK electricians, technicians and engineers, Instrotech is your trusted partner for quality tools and expert service. When you purchase from us, you benefit from:

  • Free UK shipping on all orders
  • Access to our knowledgeable technical support team
  • Available calibration services to maintain safety compliance
  • A 90-day money-back guarantee for complete peace of mind

We’re committed to helping you work safely and efficiently with industry-leading products and ongoing support.