Bosch DC24 Deep Cycle Marine Battery
The Bosch Battery Range: The Right Power for Every Application
Modern vehicles and boats are equipped with an increasing number of components that demand reliable electrical power. Bosch batteries deliver dependable performance with the quality and innovation the brand is known for.
Bosch marine batteries are carefully engineered to provide the perfect balance between starting power and deep-cycle endurance — ensuring long-lasting energy for all your onboard systems. Each unit is thoroughly insulated to protect against vibration and harsh marine conditions, guaranteeing durability and consistent output.
Features:
- Dual-Purpose Design: HCM construction handles both high-current starting and light deep-cycling applications.
- Marine-Grade Durability: Fully insulated to withstand vibration and rough sea conditions.
- Maintenance-Free Convenience: Flooded calcium technology for reliable performance without topping up.
- Proven Reliability: Bosch has been manufacturing batteries since 1922 — “Invented for Life” stands for dependable technology built to last.
- High-Density Active Materials: Engineered for long service life and consistent capacity retention.
- Comprehensive Bosch Range: Includes SM Mega Power, ST Hightec, and EFB series to meet diverse energy demands.
Specifications:
- Voltage: 12 V
- Cold Cranking Amps (CCA): 500 A
- Reserve Capacity: 120 minutes
- Length: 275 mm
- Width: 172 mm
- Height: 229 mm
- Terminals: Twin Marine Style
- Terminal Layout: B
- Battery Type: Flooded Calcium (HCM)
- Application: Marine / Dual-Purpose (Starting + Deep Cycle)
Battery Shipping - All batteries can only be sent to Mainfreight Depots.
Great Barrier Island, Chatham Island or Waiheke Island shipping are also excluded.
Available Pick Up Location:
(Please state in shipping note if choosing click and collect)
- Smart Marine Albany
- Smart Marine Mt.Wellington
- Smart Marine Manukau
- Smart Marine Hamilton
- Smart Marine Tauranga
- Century Yuasa batteries Whangarei
- Century Yuasa Batteries Napier
- Century Yuasa Batteries New Plymouth
- Century Yuasa Batteries Palmerston North
- Century Yuasa Batteries Wellington
- Century Yuasa Batteries Nelson
- Century Yuasa Batteries Christchurch
- Century Yuasa Batteries Dunedin
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.
- Free product, offers, sales and promotions cannot be redeemed with price matches.
- The price match applies to the total cost to buy including shipping, taxes and fees.
- Approved Price Promise Matches and purchases can only be redeemed with our store crew. Please contact your closest store with stock.
- Short term finance may not be available with some price matched purchases. Please enquire.