Description
The Trojan 8D-AGM is a 12-volt, 230 Ah standard agm battery for engine starting and combined starting and deep-cycle service. It weighs about 161 lb, so plan for a secure, vented battery box and a solid hold-down. The case follows a BCI 8D footprint; confirm your tray size and terminal orientation before you buy. Reserve capacity is 460 minutes at a 25 A draw. The sealed AGM design is maintenance-free and spill-resistant.
Highlights
- 12 V, 230 Ah Standard AGM
- BCI 8D footprint
- 161 lb
- Best for: Cranking, Dual Purpose, House Bank
Specifications
| Brand | Trojan |
|---|---|
| Model / SKU | 8D-AGM |
| Nominal voltage | 12 V |
| Capacity | 230 Ah (20-hr rate) |
| Chemistry | Standard AGM |
| Reserve capacity | 460 min @ 25 A |
| BCI group size | 8D |
| Dimensions (L × W × H) | 20.47 × 10.64 × 9.08 in |
| Weight | 161 lb |
| Reserve minutes | @25 Amps / 460 |
| Energy | 3.05 kWh (20-hr) |
| Operating temperature | -4°F to 122°F (-20°C to +50°C) |
| Terminal options | Automotive Post & Stud Terminal DT |
Specs are from the manufacturer. Check your boat’s battery compartment, terminal layout and charging system before you order.






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