Tracer 12V 8Ah Battery Pack

These batteries are in use in their thousands, for many applications where the lightest, most compact battery is needed. The UK's top selling 12V lithium battery. Built in Fuel Gauge...



These batteries are in use in their thousands, for many applications where the lightest, most compact battery is needed. The UK's top selling 12V lithium battery.

Built in Fuel Gauge

With the built in Tracer fuel gauge you can check the power level remaining in the battery. A touch of the button shows how much energy remains and whether you need to recharge.

Robust ABS Casing & Soft Grip Texture

The non slip soft grip rubber provides excellent grip. While the ABS construction provides excellent impact resistance and toughness.

LiFePO<sub>4</sub> Battery Pack T-Bar ConnectorLiFePO<sub>4</sub> Battery Pack Fuel Gauge

Lighter. Smaller. Better.

Just ¼ of the weight of a traditional sealed lead acid batteries. Our 12V Lithium Polymer battery packs will easily fit in a coat pocket or clip to your belt. Gone are the days of carrying heavy lead-acid batteries. You won't believe the difference!


Universal Connections Available

Tracer battery packs can power any 12V application. As standard we provide connectors to supply Tracer lighting products and also a 12V cigar socket adapter. (Ideal for mobile phone car chargers or portable DVDs).

In addition we can provide any connection on a bespoke basis. Just call us and ask.


High Efficiency Charger

The compact 1.65A Charger (TR8136 included)
will charge your battery quickly.

For faster charge times, a rapid 3A charger (TR8138) is available. Please purchase separately.


Safety Features

Integrated Electronic ÔBattery Management SystemÕ (BMS) provides the following protection:

  • Overcharge & over-discharge protection

  • Thermal protection

  • Over current protection

  • Short circuit protection


Flat Discharge - Brighter for longer

Lithium polymer technology gives a very flat discharge curve which means sustained power to the end of the cycle. If you are powering lights they will remain brighter for longer, giving you sustained performance.

Discharge Graph

Certified Safe

All Tracer lithium batteries conform to standard UN 38.3 which is the ONLY relevant safety standard for lithium batteries. Our battery packs have been through a rigorous testing procedure by UN certified inspectors. You should NEVER handle a non-certified lithium battery pack.

UN Certified Safe

Lithium Polymer diagram 12V 8Ah

Model Weight Dimensions Charge Time Max Discharge Current Runtime
g mm 1.65A (TR8136) 3A (TR8138) Continuous Peak (for 10mS) 100W 75W 50W
22Ah 1250 115 x 161 x 56 14-20hrs 7-10hrs 10A 30A 2hrs 10mins 3hrs 15mins 4hrs 20mins
14Ah 950 115 x 161 x 56 10-16hrs 5-8hrs 10A 30A 1hr 30mins 2hrs 15mins 3hrs
10Ah 735 80 x 153 x 49 9-14hrs 4-7hrs 10A 30A 1hr 10mins 1hr 50mins 2hrs 30mins
8Ah 600 80 x 153 x 38 8-12hrs 4-6hrs 8A 30A 45mins 1hr 15mins 1hr 40mins
4Ah 360 76 x 115 x 32 2-3hrs N/A 4A 20A N/A N/A 45mins

Seller Info

Wylies Outdoor World

Rating: 5 Star based on our Social media ratings.

Price Match Promise!

Found it cheaper? We will price match and give you 5% off a future order!

Trade Discounts

We offer discounts for Scouts, Forrest Schools & other outdoor activity groups

The Personal Touch

Speak to Wylies Outdoor Worlds owner and chief product tester Drew Wylie directly

What makes us different from other retailers?

We test as much gear as humanly possible on our own trips 4 nights a week, every week... Regardless of the weather! We also offer more free after sale services than any other retailer in the UK such as free training, one to one, tutorials, group meets and product demos, with the cost covered by our sales! When you buy from us rest assured that our recommendations have been used heavily in rain, windy conditions, sleet, snow and of course the 15 degree Scottish summer! Add to your kit, don't replace items that don't stand up to the task!

Our standard uk mainland delivery is 3-5 days (usually 2-3 working days). Orders are normally dispatched within 24 hours.

We offer free standard delivery for orders over £70. This will be discounted at the checkout.


By Law we are required to verify your age, we do this by requesting you to email photo ID with proof of your address to:
As a subject line please input "AGE VERIFICATION AND YOUR ORDER NUMBER e.g. #1635

Without this we will not be able to ship out your item and cancel your order after 7 days