Mastervolt
Mastervolt AGM Battery (12V / 90Ah)
Pickup available at Mercury Yacht Harbour
Usually ready in 2-4 days
Description
The Mastervolt AGM 12/90 (group 31) is a 12 volt, 90Ah absorbed glass mat battery for marine and mobile electrical systems. In an AGM battery the electrolyte is largely absorbed in glass fibre, so the battery is completely maintenance-free and produces no gas under normal use. Its sealed construction allows installation in almost any position and makes it a straightforward upgrade from a conventional flooded lead-acid battery.
The construction gives very fast discharge at high currents, so the AGM 12/90 offers the same initial power surge as a 180Ah flooded lead-acid battery and delivers an excellent starter function, while also handling medium cyclic use. Glass-fibre technology keeps internal resistance low and thicker plates help extend service life. The poles unscrew so the battery works with every standard Mastervolt terminal, and it carries a two year warranty.
PRODUCT DETAILS
- 12V nominal voltage with 90Ah C20 capacity
- Same initial power surge as a 180Ah flooded lead-acid battery
- Maintenance-free sealed AGM construction with no gas formation in normal use
- Excellent starter function with high current delivery
- Low internal resistance from glass-fibre technology
- Thicker plates for extended lifespan
- Can be installed in almost any position
- Battery poles unscrew to suit every standard battery terminal
- Two year warranty
No compatible transducers listed for this product.

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General specifications
| Nominal battery voltage | 12 V |
| Nominal battery capacity C20 | 90 Ah |
| Max. charge current | 25.5 A |
| Terminals | M8 / A-type |
Physical
| Outside dimensions (l x w x h, incl. handles, without automotive terminal post) | 330 x 173 x 220 mm |
| Weight | 28 kg |
Technical specifications
| CCA to DIN | 360 A |
| CCA to SAE | 570 A |
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