Tracer BP2541 12V 4Ah Lithium Polymer Battery Pack with Accessories & Cables

Tracer BP2541 12V 4Ah Lithium Polymer Battery Pack with Accessories & Cables

    • Includes: Tracer BP2541 12V 4Ah Lithium Polymer Battery Pack,
    • Pinknoise Custom 2.1mm DC Socket to Hirose Plug 40cm,
    • Tracer TR8141 Deben Bullet to DC Plug 2.1mm Centre,
    • Bullet to 12V Socket, Mains Charger, DC Vehicle Charger & Neoprene Carry Case
  • More Details...

Model:  PN-BNDL-TRC-LIPO-2541
Part Number:  BP2541
Manufacturer:  Tracer

(£107.50 Exc. VAT)
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PLEASE NOTE: This product can be shipped to European countries that provide road service, but for security reasons we will NOT be able to send via air-mail. Apologies for any inconvenience this may cause.

Tracer BP2541 12V 4Ah Lithium Polymer Battery Pack with Accessories & Cables

This Bundle Includes:

  • Tracer BP2541 12V 4Ah Lithium Polymer Battery Pack
  • Pinknoise Custom 2.1mm DC Socket to Hirose Plug 40cm
  • Tracer TR8141 Deben Bullet to DC Plug 2.1mm Centre
  • Tracer TR8132 Bullet right angle to 12V Socket
  • Tracer TR8136 1.65A AC Mains Charger (inc: UK, US, EU, AUS Plugs)
  • Tracer TR8137 DC Vehicle Charger
  • Tracer Neoprene Carry Case

Tracer BP2541 12V 4Ah Lithium Polymer Battery Pack

Tired of lugging around a heavy battery? Discover the latest in portable power.

Tracer Lithium Polymer (Li-Po) Battery Packs offer a tremendous advantage over traditional sealed lead acid batteries. Just a ¼ of the weight our battery packs will fit in your coat pocket with room to spare! You won't believe the difference! Built-in charge indicator shows how much power remains in your battery and whether you need to recharge. 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.

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).

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 Battery Management System (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.

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.


Type Lithium Polymer (LiPo)
Capacity 4Ah +/-5%
Charge Time 4 - 6 hrs
Charger 1.65A Charger
Life 300+ Cycles
Dimensions (") 4.5 x 2.9 x 1.3
Dimensions (mm) 115 x 76 x 32
Weight (oz) 12.7
Weight (grams) 360
Watt-Hour (Wh) 48Wh
Max Continuous Discharge Current 4A
Max Peak Current (for 10mS) 20A
Nominal Voltage 12V
Discharge Cut-off Voltage 8.25V
Charging Voltage 12.6V
Temperature Range (charging) 0°C — 45°C
Temperature Range (discharging) -10°C — 60°C
Self Discharge <0.5% per day

Cycle Life : 300 Cycles

This is based on charging at a standard rate with a discharge from full capacity to 9V at 5A. Rest time of 30 minutes between charge and discharge. Cycle life is classed as when discharge capacity is at 70% of original. Note that the battery still has a useful life after this.

Self-Discharge: ‹0.5% per day

We recommend a full charge at least every six months.

CE approved

All batteries are CE approved and tested to EN38.3 which is the standard for transportation.


The battery pack is protected against over charge and discharge, there is also short circuit protection.


The battery pack and charger are guaranteed against manufacturing defect for 12 months from the date of purchase.

Delivery Services

At Pinknoise Systems we like to offer our customers a wide choice of delivery options for their orders, and our prices are affordable and competitive. We also use only the best, most reliable couriers and delivery services to get your equipment where it needs to be - quickly and securely. Please find an outline of our services, prices and timescales below.

Service Timescale Price
UK Mainland Royal Mail Small Parcel 2-4 Days £3.99
UK Offshore Royal Mail 2-4 Days £9.99
UK Standard Courier 2-4 Days £6.49
UK Express Courier Next Day £7.99
International Shipping From 1-8 Days (Full Details) From £15.00

Delivery Times

Delivery times are based on when the packages leaves our premises. Sometimes, due to stock restrictions or a non completed order, delivery may take longer as there is a delay with dispatch. We will always notify customers of any issues and problems via email or telephone. If your order is urgent or details change please do let us know.

For full details, fees, and time schedules, please see our Delivery Information page.

Returns & Refunds

New items: You can return goods you have ordered from us for any reason, at any time within 7 working days of receipt, for a full refund or for an exchange for a different product from our range. The cost of returning goods to us shall be borne by you, the customer, in all circumstances without exception.

Items must be packed suitably and insured for full loss in the event of a delivery problem. Pinknoise Systems will not be responsible for lost or damaged return goods. Lost or damaged goods may effect the level of refund you receive.

Used items: Please note this does not apply to used item unless they are deemed faulty.

For full details of our returns policy, please click here.

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