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Technical Specification
PRODUCT NUMBER ER350ER450
Voltage 1212
Capacity (AH) 8095
Cold Cranking Amps (EN1) 510650
Length 270306
Width 173173
Height 222222

Q 1. What is the capacity of the Numax XDC27MF?

A. The XDC27MF has a rated capacity of 95Ah at the C20 discharge rate, making it suitable for sustained auxiliary and leisure power demands across motorhomes, caravans, and marine applications.

Q 2. What is the Cold Cranking Amps (CCA) rating of the XDC27MF?

A. The XDC27MF is rated at 600A CCA to the EN standard, providing sufficient engine-start capability alongside its primary deep-cycle leisure and marine function.

Q 3. What is the Marine Cranking Amps (MCA) rating of this battery?

A. The XDC27MF carries a Marine Cranking Amps (MCA) rating of 770A, indicating its suitability for marine engine-start and onboard auxiliary applications.

Q 4. What are the physical dimensions and weight of the XDC27MF?

A. The battery measures 302mm in length, 172mm in width, and 220mm in height including terminals. It weighs 22.5kg and occupies a GR27 case format.

Q 5. What terminal type and polarity does the XDC27MF use?

A. The XDC27MF is fitted with dual terminals and uses polarity code 1, which denotes a standard positive-left terminal layout. The hold-down type is B01.

Q 6. Is the Numax XDC27MF compatible with start-stop vehicles?

A. Compatibility with start-stop systems has not been confirmed for the XDC27MF. Please refer to the product label and your vehicle manufacturer's specification before fitting.

Q 7. What applications is the XDC27MF designed for?

A. The XDC27MF is designed for deep-cycle leisure and marine use, including motorhomes, caravans, narrowboats, canal boats, and other installations requiring repeated charge and discharge cycles from auxiliary power systems.

Q 8. Does the XDC27MF have an IP rating for water or dust ingress protection?

A. No formal IP rating is assigned to the XDC27MF. It is intended for installation in a protected battery compartment rather than direct exposure to the elements.

Q 9. What warranty does the Numax XDC27MF carry?

A. The XDC27MF is backed by a 2-year manufacturer's warranty, covering defects in materials and workmanship under normal operating conditions.

Q 10. How long does delivery take for the XDC27MF and what is the returns policy?

A. The XDC27MF is dispatched via standard parcel service. Delivery takes 1–3 working days within UK mainland. A 30-day returns policy applies.

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