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Technical Specification
PRODUCT NUMBER EK508EK454EK457
Voltage 121212
Capacity (AH) 504545
Cold Cranking Amps (EN1) 800380380
Length 260237237
Width 173127127
Height 206227227

Q 1. What is the cold cranking amps (CCA) rating of the Hella HF057?

A. The Hella HF057 has a cold cranking amps (CCA) rating of 320A measured to the EN standard, providing reliable engine starting performance in cold conditions.

Q 2. Is the Hella HF057 suitable for vehicles with start-stop systems?

A. Yes. The HF057 is purpose-built for start-stop applications. Its AGM construction provides the high cyclic stability and rapid recharge acceptance required by start-stop and regenerative braking systems.

Q 3. What are the dimensions of the Hella HF057 battery?

A. The HF057 measures 236mm in length, 125mm in width, and 220mm in height including the terminal. It is housed in a B24 case.

Q 4. What terminal type and polarity does the HF057 use?

A. The HF057 uses Terminal Type 3 with Polarity 1, meaning the positive terminal is positioned on the left-hand side when viewed from the front of the battery.

Q 5. What cross-reference number does the Hella HF057 correspond to?

A. The Hella HF057 carries the cross-reference designation 057AGM, making it a direct fitment alternative for compatible Type 057 AGM battery applications.

Q 6. Does the Hella HF057 require maintenance?

A. No. The HF057 is a sealed, maintenance-free AGM battery. The absorbent glass mat construction immobilises the electrolyte, eliminating the need for topping up and making it spill-proof.

Q 7. What warranty is provided with the Hella HF057?

A. The Hella HF057 is supplied with a 3-year manufacturer warranty, covering defects in materials and workmanship under normal operating conditions.

Q 8. What is the capacity of the Hella HF057 and how is it measured?

A. The HF057 has a rated capacity of 45Ah measured to the C20 standard (20-hour discharge rate), which is the standard measurement used for automotive batteries in the UK and Europe.

Q 9. Are there other batteries in the Hella Fusion AGM range available on this site?

A. Yes. Related variants include the HF027 (PID000222442) and HF053 (PID000222443), which cover alternative capacities and fitments within the Hella Fusion AGM range.

Q 10. What are the delivery and returns terms for the Hella HF057?

A. The HF057 is dispatched via standard parcel delivery and arrives within 1–3 working days to UK mainland addresses. A 30-day returns policy applies.

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