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SeaMaster GOLD Marine Batteries - Maintenance-Free Heavy Duty

SeaMaster GOLD Maintenance-Free Heavy Duty marine batteries

SuperCharge marine starting battery range has been among the leading marine batteries through the years. Powered with the Expanded Calcium Grid Technology (EXG), the SeaMaster gives boating enthusiasts the power needed to meet the demands of their marine application and the heavy pounding of rough seas.  
Maintenance Free! Delivers superior starting power and reserve capacity with longer service life. It can withstand the vibration and shock of boating with a long warranty guarantee. No need to top-up water, truly a "FIT and FORGET" battery.

Item# Item Name Our Price Qty Add
5492 SeaMaster Gold 575CCA Starting Battery
(Out of Stock)
5494 SeaMaster Gold 640CCA Starting Battery
(Out of Stock)
5493 SeaMaster Gold 720CCA Starting Battery
(Out of Stock)
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  • Premium extra heavy duty
  • High CCA for high load cranking.
  • Fully sealed cover minimises water/electrolyte evaporation or leakage.
  • Calcium expanded plates for superior grid strength against corrosion & overcharging.
  • Built in Hydrometer eye shows charge state.
  • * CCA = Cold Cranking Amps - rated at minus 18C.

Technical Specs:

  • Cat. No.Amp HoursCCA'sLengthWidthHeight

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Boating & RV acquires Bias Boating Stores


December 14, 2016 - For those of you who don't know Boating & RV acquired three of the Bias Boating stores back in 2014 to expand on our original store located in Capalaba, which include the Slacks Creek, Tingalpa and Townsville stores. Our brand has been growing better & stronger everyday and we have helped to serve thousands of happy customers with all of their boating, sailing, trailer & caravan needs.

Boating & RV would love to have you as a customer! We are offering $10 OFF* any order through our website! To redeem this offer simply use the coupon code below and enter it on the cart or checkout pages of

coupon code: BOAT_10

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* Coupon is only valid online. Please note: Boating & RV is a separate company that is not affiliated with any former Bias Boating operations, as such any outstanding Bias Boating orders or vouchers cannot be redeemed, returned or refunded through Boating & RV.