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Jaycar
RUN OUT MODEL - RING LOCAL STORE

This high-capacity battery turns your 12V Brass Monkey Fridge/Freezer into a battery-operated model, enabling you to keep your food and drinks cold for many hours while you are away from a power source. With its 15,600mAh rated capacity, the Li-ion battery pack can keep a 50L fridge cool at 5 degrees for up to 12 hours when the ambient temperature is 25 degrees. Long enough for a day at the beach, a day out on the water, an all-day picnic in the park, or at home during extended blackouts. There are also dual USB ports so you can charge your USB powered devices such as Smartphones, Tablets, portable speakers, etc. A long press on the button can turn the battery off or on.

To charge, simply connect to an external 12vDC power source (car cigarette cable or 240vAC->12vDC mains adapter, as used by your fridge) and the internal charging circuitry takes care of the rest. Also compatible with other fridge brands that use the C11 power connector. 

FEATURES
- Massive 15,600mAh capacity
- Dual 1A USB ports
- Internal charging circuitry
- Power status LEDs
- Metal case

SPECIFICATIONS
Capacity: 11.1V 15600mAh 173.16Wh
Input: 12VDC 2A
Output: 
1 x 12VDC 4A (8A max.)
2 x 5.1V 1A 
Weight: 1.35kg
Dimensions: 160(L) x 90(W) x 75(H)mm
 

Device type:Battery

15.6Ah External Fridge Battery with Internal Charge Controller

Cat. No: GH2084
4.0(6)
$299
30-Day Returns
Australian Stock
Warranty Included
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Customer Reviews

Bazaarvoice Authentic Reviews

4.0

6 reviews

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Awesome

WoodyDecember 2024

I’ve have a brass monkey fridge and a external battery.both have been brilliant.been going strong for 4 years now.i can’t believe the people that say they are under performer products.also the guy who said he had no instructions with his battery.get off your backside and either google it or go into a shop and get one.the staff are so great.dont know why Brian said the battery didn’t perform well.mine lasted nearly 20 hours.brilliant I reckon.please explain Brian.i reckon you are a opposition dealer.ive seen it before.👎

Helpful?

Terrible for multi day use, ok for occassional

Dav.December 2024

Despite Woody suggesting the other negative review is from the competition, the review is accurate, and the answer as to why is in even the specs. Poor charging performance is due to the 2A max input. a 15.6Ah battery will take 8hrs to charge with no load on it, and possibly twice that if a fridge is still connected to it. The painfully slow charge might be fine for the occasional single day use, but would be challenging in any sort of consecutive day use (needing to charge from mains power overnight), and hopeless if left to only charge while driving on a multi day camping trip without access to mains power. So while everyone is sort of right (can be great or terrible), the 8 to 16hr charge time should have beeb clearly noted in the specs so customers don't have do the math on something they may not be familair with. Also, power consumption consistency with Brass Monkey firdges is all over the place. I've purchased 3 various models, and only 1 of them was even close to the power consumption stated. I have a 15L single zone that in the same 21 degree testing conditions uses 90% more power than the 36L dual zone. In 40 degree cars temps, it triples the power use. So if I were to use this battery on my largest BM fridge, I would get upwards of 15hrs run time on a mild day, and on the much smaller fridge, about 4hrs inside a car on a hot day,

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Nicely packaged battery with (BMS).

RJP0June 2025

I brought this as nice case and charging options. Wanted a battery to run Starlink Mini, with adapter to Cigarette then to USB-C runs Starlink for 6+ Hours. Can then charge from Mains or Car with standard cables. Performs as per Specification on this Website.

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works with all brass monkeys

millllly101January 2024

i bought this battery to use with my brass monkey that didn't have the internal battery option and its great i can run my fridge for up to14 hours

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Pig cheeseMarch 2025

Purchased, charged and tested battery on 22 litre fridge it kept the contents at 5 degrees for a very acceptable 10 hours.

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Underperformer

BrianCDecember 2024

Another underperformer from Brass Monkey. Very slow charging time. Box came with no user information. Disappointed.

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