Bosch HCM24-680 Marine Battery
Heavy-Duty Marine Power | Maintenance-Free Performance
The Bosch HCM24-680 Marine Battery is purpose-built for heavy-duty marine use, providing exceptional starting power, long reserve capacity, and proven reliability on the water. Featuring advanced maintenance-free calcium technology, this battery is engineered to withstand harsh marine environments while delivering consistent performance and long service life.
Features:
- High Starting Power: 680 CCA for reliable engine starts in demanding marine conditions.
- Long Reserve Capacity: 160 minutes of reserve capacity for extended onboard power.
- Durable Construction: Fully sealed cover reduces electrolyte evaporation and prevents leakage.
- Advanced Calcium Technology: Expanded calcium plates enhance grid strength and resist corrosion.
- Maintenance-Free Operation: EXG Technology ensures hassle-free, no-top-up use.
- Extended Warranty: Comes with a 24-month warranty for peace of mind.
Specifications:
- Voltage: 12 V
- Cold Cranking Amps (CCA): 680 A
- Reserve Capacity (RC): 160 minutes
- Capacity (Ah): 80 Ah
- Length: 260 mm
- Width: 172 mm
- Height: 200 mm
- Total Height: 221 mm
- Weight: 19.58 kg
- Product Code: M24MF
- Battery Type: Maintenance-Free (MF) Calcium
- Application: Heavy-Duty Marine Use
Shipping & Collection:
All batteries can only be shipped to Mainfreight Depots.
Shipping is not available to Great Barrier Island, Chatham Island, or Waiheke Island.
Available Pick-Up Locations:
- Smart Marine Albany | Mt Wellington | Manukau | Hamilton | Tauranga
- Century Yuasa Batteries – Whangarei | Napier | New Plymouth | Palmerston North | Wellington | Nelson | Christchurch | Dunedin
(Please include your chosen location in the shipping note when selecting click & collect.)
Smart VIP Price Promise
Our prices are very Smart at Smart Marine! Our Smart VIP Membership and committment to great deals makes sure of that, but if you find a lower price, tell us- we will match it!*

Price Promise Terms & Conditions
- Excludes limited time specials, clearances, non-stocked products, overseas websites, price comparison websites and eBay/TradeMe.
- Applies to identical products, in stock in NZ with pricing valid at time of price match request and purchase, with evidence supplied.
- Excluded Products: clearance, run-out, distress, damaged/soiled, parallel imported, non-stocks, trade quotes, commercial quantities, credit account holders, insurance claims, services, typos, overseas websites, price comparison websites, auction websites.
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- Short term finance may not be available with some price matched purchases. Please enquire.