Quick Summary
The Numax XV31MF is a heavy duty ultra deep cycle leisure marine battery designed for dual purpose starting and auxiliary use. It is listed as 12V, 105Ah, 740EN and 925MCA, with a 3 years warranty. This makes it a practical choice for buyers looking for a marine leisure battery with clear starting and auxiliary use in one unit.
Who It Is Best For
This battery suits buyers who want a dual purpose marine leisure battery for starting and auxiliary use. It will appeal to anyone looking for a 12V battery with stated capacity and cold cranking figures, and to those who want the reassurance of a 3 years warranty.
What To Know Before You Buy
Check that the listed size and fit are suitable for your installation before ordering, as battery spaces can vary.
Pros: Dual purpose starting and auxiliary use makes it a versatile option for compatible marine leisure setups.
Cons: You should confirm the exact dimensions and compatibility with your vehicle or boat before buying.
Common Buyer Questions
What type of battery is this?
It is listed as a heavy duty ultra deep cycle leisure marine battery with dual purpose starting and auxiliary use.
What are the key electrical figures?
It is listed as 12V, 105Ah, 740EN and 925MCA.
Is this suitable for starting as well as auxiliary use?
Yes, it is described as dual purpose for starting and auxiliary use.
Does it include a warranty?
Yes, it is listed with a 3 years warranty.
What size is the battery?
It is listed as 33 x 17.2 x 24.2 centimetres.
Key Details
| Detail | What it means in use |
|---|---|
| Brand | Numax |
| Product type | Auto battery |
| Battery type | Heavy duty ultra deep cycle leisure marine battery |
| Use | Dual purpose starting and auxiliary |
| Voltage | 12V |
| Capacity | 105Ah |
| Cranking figures | 740EN and 925MCA |
| Dimensions | 33 x 17.2 x 24.2 centimetres |
| Warranty | 3 years |
Final Buying View
The Numax XV31MF is a straightforward choice if you need a heavy duty leisure marine battery with dual purpose starting and auxiliary use. Its listed 12V, 105Ah rating and warranty details give shoppers clear buying points, while the size should still be checked against the available space before ordering. If this matches your setup, it is a sensible product to consider.






