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Optima Blue Top Battery BT DCM 4.2 (8016-253) (BCI D34M) BTDCM4.2 AGM

Optima Blue Top Battery BT DCM 4.2 (8016-253) (BCI D34M) BTDCM4.2 AGM

£ 199.95 inc. VATWas Price

£ 184.82 inc. VATPrice

£ 7.99 inc. VATStandard Delivery

In Stock

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Technical Specification

Customer Rating Customer Rating
4.9 From 22 Reviews
TerminalsPositive Front LeftStandard
RangeOptima Blue Top
Voltage12 Volts
Capacity (C20)55 Ah
CCA (EN)765 A
Length254 mm
Width174 mm
Height inc. terms200 mm
Guarantee1 Year
Barcode (EAN)4016987113547

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Excellent battery, well priced with fast delivery, would definitely use again.



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Fast delivery



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Great fast service



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Battery required for Windlass/Bow Thruster on my yacht, the old one had given good service to previous owner so had no problem replacing it like for like



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Like for like replacement - Great service really quick delivery and easy to place order



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BTDCM4.2 Optima Spiral-Cell Blue Top AGM Battery

Optima Batteries based in the USA have over 40 years experience in the battery sector. Used extensively across the globe, providing extreme performance and power across a broad range of applications. Using the very latest SpiralCell technology, originally used in the lunar rovers! Optima Batteries benefit from being completely sealed so no maintenance is required, low self-discharge rate for longer shelf life, fast electronic load reserve- ideal for electric winches, auxiliary systems etc-, universal size to fit many many applications from auto, mobility, ups and more, vibration resistance, faster charging times, resistant to extreme temperatures and high cranking power.

AGM Technology (Absorbent Glass Mat)

Compared to flooded batteries AGM batteries are dry celled with the positive and negative plates separated by an absorbent glass mat that holds the electrolyte like a sponge. This minimises electrolyte spillage. OPTIMA AGM batteries use a higher purity of lead compared to other AGM batteries on the market, this extends battery life and increases performance for example; superior starting power, the ability to recharge much faster, higher charge acceptance and shock/vibration resistant. Optima Batteries can be used in a vast range of applications from industrial, agricultural, commercial, marine, auto, ICE, mobility and golf with their easy recognisable colour coded ranges:

Optima Blue Top

The Blue Top battery is a combination of starter and deep cycle technology ideal for the marine applications.

Maintenance Free

1 Year Warranty

Other References: BCI D34M, 8016-253

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