Home Mean Mother Battery Monitor w/ Isolator Control 12V MMDBM

Mean Mother Battery Monitor w/ Isolator Control 12V MMDBM

NOW $130.00
Or 4 interest-free payments of $32.50
In stock at 1 of our locations
🚛 Free NZ shipping
🔒 12 month warranty on all parts
NZ WOF compliant
🔧 Fitting available NZ wide
Stay in control of your power with the Battery Monitor with Isolator Control 12V the smart way to manage and protect your dual battery system.

Featuring an easy-to-read backlit LCD screen, this monitor shows real-time voltage levels, charging and discharging status, and the health of both your starter and auxiliary batteries.

Designed for peace of mind, it includes warning tones for high and low voltage, plus a manual override link button when paired with a Mean Mother Dual Battery Isolator (sold separately). The included amp shunt ensures accurate current flow readings, so youll always know exactly whats happening with your setup.
  • Monitors both starter & auxiliary batteries
  • Backlit LCD screen for clear visibility
  • Warning tones for voltage protection
  • Manual override link button (with isolator)
  • Displays charging & discharging status
  • 52mm mounting hole easy install

Perfect for 4WDs and caravans, this monitor gives you total confidence in your power system.

Shipping Information

Most orders land in 5–12 business days. We'll keep you updated at every step of the journey.


The Kren Bits journey:

  • Order received — Day 0
  • With fulfilment — Day 1–2
  • Heading to courier — Day 2–4
  • Shipped — Day 3–7
  • Almost there — Day 5–10
  • Delivered — Day 5–14

Where your part ships from:

Your order ships from the closest warehouse with available stock across our six-warehouse network — NZ, AU, TH, UK, US, and CN.


We email you at every real milestone — order received, with fulfilment, heading to courier, shipped, almost there, delivered. No chasing, no vague waits.


For more details, visit our Track Your Order page.

Product Enquiry

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