This 30C XTRON is one of the best batteries for your F5J model. Slim design with convincing performance.
100% conservative C-rating (*)
released up to 4C charging current
A detailed test by Gerd Giese can be found here: High load test SLS-XTRON 30C
The given dimensions and weights are measured and include all cables and connectors! With the apparently higher weights we ask to consider that all cells with long connection cables and main current plugs were weighed and come to the delivery.
(*) SLS does not join the C-rate rally! SLS batteries are specified to the best of our knowledge and are continuously checked. On the contrary, SLS tends to go lower. If you need batteries with a higher rating, unfortunately no SLS battery comes into question.