Proudly Australian Owned & Operated

Proudly Australian Owned & Operated

Now in its 3rd generation of ownership, Master Instruments continues to specialise in the manufacture, importation & distribution of batteries, battery packs & associated equipment such as battery chargers, analysers & power products, for both the consumer & industrial sectors.

Our Products

Our Products

From consumer focused AA batteries to replacement mobile or laptop batteries; or an in-house manufactured medical equipment battery to fully customised battery solutions for mining or defence projects, we.ll have a suitable solution for you.

Retail & Wholesale Support

Retail & Wholesale Support

With over 8000 stocked lines covering a multitude of applications and fitments, MI can support your retail or wholesale business by providing fast and efficient service and quality products. Our strength is our ability to efficiently cater to all size orders.

Custom & Industrial Battery Solutions

Custom & Industrial Battery Solutions

With in-house & offshore manufacturing capabilities specialising in all primary and rechargeable technologies, we have proven results in industries such as mining, medical, defence and more.

Batteries By Application Use

Explore by product category, application or intended use

Batteries By Chemistry

Find your battery by chemistry type both rechargeable & primary

Battery Chargers

Chargers for batteries and electronic devices

Battery Analysers

View our range of battery testers & analysers

Battery Assembly

Custom battery pack assembly provision

Industry Solutions

Explore our capabilities to supply your industry need

Power Products

For all your AC & DC power supplies, solar, inverters & power distribution

Battery Assembly Parts

Battery assembly components, parts, leads & connectors

Test & Measurement

Digital test & measurement, telco equipment analogue meters & shunts

Torches & Flashlights

LED & standard torches, flashlight & exit light batteries

Battery Holders & Cases

We cater for a range of battery holders and cases

Power Engineering Tools

Crimping, Opening & Extraction Tools, Cordless Soldering Irons.

Master Logo

Featured Products

New Power Tool Charger

The New ACMGR Charger is suitable for those higher voltage power tool batteries up to 36V Click the heading to read more

Smart Battery Sense

Victron Energy's Smart Battery Sense optimises your charging, extending battery service life Click the heading to read more

DC Laptop Charger

90W DC Power supply - perfect for charging laptops & notebooks on the run! Click the heading for more

New Tablet Battery

We've added many new Laptop / Tablet batteries, including this one for Samsung Galaxy Tab A's!.  Click the heading for more

Products by Brand


Greg Vidulich Joins MI


Master Instruments would like to welcome Mr Greg Vidulich to our Management team.Read More

Drypower Broadband


Australia's first dedicated broadband battery, specifically designed to deliver safe and reliable power to your NBN battery backup systems, is almost hereRead More

New Power Tool Battery Charger


Check out the new enecharger battery charger for high voltage power tool batteries Read More

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