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Technical Specification
PRODUCT NUMBER EN850ER450ET650EN800
Voltage 12121212
Capacity (AH) 1109510090
Cold Cranking Amps (EN1) 750650800720
Length 349306353353
Width 175173175175
Height 235222190190

Q 1. What is the capacity and voltage of the Hella HX25MF?

A. The Hella HX25MF is a 12V battery with a rated capacity of 105Ah at the C20 discharge rate.

Q 2. What cold cranking amp rating does the HX25MF carry?

A. The HX25MF is rated at 850A cold cranking amps measured to the EN standard, providing reliable engine starting performance in low-temperature conditions.

Q 3. Is the Hella HX25MF suitable for both starting and leisure cycling use?

A. Yes. It is classified as a dual purpose battery, designed to handle both engine starting demands and sustained cyclic discharge for onboard electrical loads such as lighting, pumps, and appliances.

Q 4. What are the physical dimensions and weight of the HX25MF?

A. The battery measures 354mm in length, 175mm in width, and 190mm in height including terminals. It weighs 23.8kg.

Q 5. What terminal type and polarity configuration does the HX25MF use?

A. The HX25MF uses Type 1 terminals with a standard polarity configuration (polarity code 0), meaning the positive terminal is positioned to the left when the battery label faces the installer. It uses a B13 hold-down arrangement.

Q 6. Is the HX25MF compatible with start-stop vehicle systems?

A. Compatibility with start-stop systems has not been confirmed for this model. Please refer to the product label or consult your vehicle manufacturer's requirements before fitment.

Q 7. Does the HX25MF require any maintenance?

A. No. The HX25MF is a sealed, maintenance-free battery. There is no requirement to check or top up electrolyte levels during its service life.

Q 8. What case group does the HX25MF belong to, and are there alternative capacity variants available?

A. The HX25MF uses a BCI Group L05 case. Alternative variants within the same Hella dual purpose series include the HX24MF, HX27MF, and HX31MF, which offer differing capacities for other application requirements.

Q 9. What warranty is provided with the Hella HX25MF?

A. The HX25MF is covered by a 2-year manufacturer warranty against defects in materials and workmanship from the date of purchase.

Q 10. What are the delivery and returns terms for the HX25MF?

A. Standard delivery is 1–3 working days to UK mainland addresses. A 30-day returns policy applies to this product.

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