Dial to Keypad Safe Lock Upgrades in NH & ME

Modernize your safe with a secure, UL-rated digital lock installed by A&B Lock and Security.

A Smarter, More Convenient Way to Access Your Safe

Tired of spinning a dial every time you need to open your safe? A&B Lock and Security offers professional dial-to-digital conversions for homeowners and businesses across New Hampshire and Southern Maine.


We replace outdated mechanical locks with UL-listed electronic keypads that offer faster access, programmable codes, and optional time delay or audit features. No need to replace the entire safe—we retrofit the locking mechanism with modern components while preserving the safe body.

“The keypad upgrade made using our safe so much easier. Fast service, clean install, and very professional.” — Paul Chase

Benefits of a Digital Safe Lock

  • Faster, easier access
  • No need to remember or re-spin long combinations
  • One-time codes for guests or deliveries
  • Optional time delay and lockout functions
  • Battery-operated with key override (on select models)
  • UL-listed for commercial-grade security

Our Upgrade Process

  • Evaluate your current safe and lock type
  • Recommend keypad models that fit your needs and budget
  • Carefully remove the dial and install the new digital lock
  • Test and train you on usage
  • Back our work with ongoing support and service

Testimonial:

“Bill installed our digital lock quickly and even walked us through setting up new user codes. Excellent service all around.” — Maureen Cronin

Compatible With Most Safe Brands

We retrofit locks on: - AMSEC - Liberty - Sentry - Gardall - Fort Knox - Many antique and generic fire/burglary safes.


If you’re unsure about compatibility, give us a call. We’ll walk you through your options.

Contact Us

Request Your Keypad Conversion Today

Call A&B Lock at (603) 527-0192 or send a message through our contact form. We serve all of New Hampshire and Southern Maine with trusted, technician-grade safe upgrades.

Call Now: (603) 527-0192