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Optima Battery D34 YellowTop Deep Cycle 12V AGM 750 CCA

Optima Battery D34 YellowTop Deep Cycle 12V AGM 750 CCA

SKU:8012-254

Regular price $440.00 AUD
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Optima D34 YellowTop Deep Cycle AGM Battery – 12V 750 CCA

The Optima D34 YellowTop is a premium 12V AGM deep cycle battery engineered for vehicles and setups that demand reliable power delivery and fast recovery, making it an ideal choice for Boss Air Suspension systems, onboard air compressors, and serious 4WD touring rigs.

Designed to handle both engine starting and deep cycling, the D34 YellowTop delivers 750 Cold Cranking Amps (CCA) while also providing exceptional reserve capacity for running accessories. This makes it perfectly suited to vehicles running 12V air compressors, air management systems, winches, fridges, lighting, and camping accessories.

Built for Air Suspension & Compressor Loads

Air suspension systems place high electrical demands on a vehicle, especially during repeated compressor cycles. The Optima YellowTop’s SpiralCell AGM technology provides a strong, stable voltage supply, ensuring consistent compressor performance and faster air tank recovery compared to conventional batteries.

Whether you’re airing up at camp, adjusting ride height on the fly, or running a full Boss Air Suspension setup, this battery is built to cope with frequent charge and discharge cycles without loss of performance.

Ideal for 4WD, Touring & Camping

For 4WD drivers and campers, the D34 YellowTop offers:

  • Excellent resistance to vibration on rough tracks

  • Maintenance-free AGM design with no acid leaks

  • Reliable power for fridges, inverters, lighting and accessories

  • Fast recharge capability when paired with alternators or DC-DC chargers

Its sealed AGM construction allows for flexible mounting positions, making it suitable for engine bays, tray builds, and touring setups where space and reliability matter.

Key Features

  • 12V AGM deep cycle battery

  • 750 CCA for reliable engine starting

  • High reserve capacity for accessories and compressors

  • Designed for repeated deep discharge and recharge cycles

  • Vibration resistant – ideal for off-road and performance vehicles

  • Maintenance-free, spill-proof AGM construction

Perfect For

  • Boss Air Suspension systems

  • 12V onboard air compressors

  • 4WD touring and camping builds

  • Vehicles with high electrical accessory loads

If you’re running air suspension, onboard air, or a serious touring setup, the Optima D34 YellowTop delivers the durability and electrical performance you need to keep everything running smoothly—on the road, off-road, and at camp.


Product details

  • Optima D34 Yellow Top Deep Cycle AGM
  • Suitable for ISS (Idle Stop Start) applications
  • Assembly - LH Positive [+ -]
  • Battery label shows 765A (EN) which converts to 800 CCA (SAE)
  • Voltage [V] - 12
  • Battery Type - AGM Battery
  • Cold Cranking Amps [A] - 800
  • Battery Capacity [Ah] - 55
  • Reserve Capacity [min.] - 120
  • Length [mm] - 254
  • Width [mm] - 171
  • Height [mm] - 199
  • Terminal Type - SAE
  • Weight [kg] - 19.5
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