Description
The Interstate SRM-24 is a 12-volt, 81 Ah flooded lead-acid battery for trolling-motor runtime and combined starting and deep-cycle service. It is rated at 550 cold cranking amps and 690 marine cranking amps, so check your engine maker’s minimum cranking spec against that number. The case follows a BCI 24M footprint; confirm your tray size and terminal orientation before you buy. Reserve capacity is 140 minutes at a 25 A draw. As a flooded battery it needs periodic electrolyte checks and top-ups with distilled water.
Highlights
- 12 V, 81 Ah Flooded lead-acid
- 550 CCA / 690 MCA
- BCI 24M footprint
- 12 month free replacement warranty
- Best for: Trolling Motor, Dual Purpose, House Bank
Specifications
| Brand | Interstate |
|---|---|
| Model / SKU | SRM-24 |
| Nominal voltage | 12 V |
| Capacity | 81 Ah |
| Chemistry | Flooded lead-acid |
| Cold cranking amps (CCA) | 550 |
| Marine cranking amps (MCA) | 690 |
| Reserve capacity | 140 min @ 25 A |
| BCI group size | 24M |
| Dimensions (L × W × H) | 11 × 6.88 × 9 in |
| Warranty | 12 month free replacement |
| Cranking amps (CA) | 690 |
Specs are from the manufacturer. Check your boat’s battery compartment, terminal layout and charging system before you order.
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