SuperCharge maintenance-free automotive batteries are designed using advanced Expanded Grid Technology (EXG) to withstand the extreme driving conditions in Australia. The automotive battery range offers a wide range of applications for makes including Japanese, American and European models.
SuperCharge maintenance-free automotive batteries are designed using advanced Expanded Grid Technology (EXG) to withstand the extreme driving conditions in Australia. The automotive battery range offers a wide range of applications for makes including Japanese, American and European models.
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The lowest price for SuperCharge 390CCA GoldPlus Battery MF40B20 - RTM right now is $139.00 at Road Tech Marine, compared across 19 retailers.
The all-time low was $139.00 on 30 Sept 2025. That's the lowest price we've ever tracked — a great time to buy.
Prices last updated 23 Aug 2026.
SuperCharge 390CCA GoldPlus Battery MF40B20 - RTM
SuperCharge maintenance-free automotive batteries are designed using advanced Expanded Grid Technology (EXG) to withstand the extreme driving conditions in Australia. The automotive battery range offers a wide range of applications for makes including Japanese, American and European models.
SuperCharge maintenance-free automotive batteries are designed using advanced Expanded Grid Technology (EXG) to withstand the extreme driving conditions in Australia. The automotive battery range offers a wide range of applications for makes including Japanese, American and European models.
Last updated at 23/08/2026 05:58:31
Supercharge 390CCA GOLDPLUS Battery MF40B20 - Afterpay & ZipPay Available - Click & Collect - SUPERCHARGE - RTM
Free delivery
SUPERCHARGE MF40B20 GOLD PLUS
Supercharge Gold Plus Battery - MF40B20
30-day returns
SUPERCHARGE MF40B20 GOLDPLUS 400 CCA 50 MONTH WARRANTY BATTERY.
Delivery $25
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SuperCharge GoldPlus Maintenance-Free 12V Battery MF40B20 Replaces NS40Z With Expanded Grid Technology
Delivery $200
SuperCharge GoldPlus MF40B20
Free delivery
SuperCharge GoldPlus MF40B20FL
Free delivery
| Nominal Voltage | 12 |
| CCA @(-18°C) | 390 |
| RC @ (25 C) | 63 |
| Length | 196 |
| Wet Weight | 8.3 |
Supercharge 390CCA GOLDPLUS Battery MF40B20 - Afterpay & ZipPay Available - Click & Collect - SUPERCHARGE - RTM
Free delivery
SUPERCHARGE MF40B20 GOLD PLUS
Supercharge Gold Plus Battery - MF40B20
30-day returns
SUPERCHARGE MF40B20 GOLDPLUS 400 CCA 50 MONTH WARRANTY BATTERY.
Delivery $25
MF40B20 Supercharge Gold Battery 50 Months Warranty
| Nominal Voltage | 12 |
| CCA @(-18°C) | 390 |
| RC @ (25 C) | 63 |
| Length | 196 |
| Wet Weight | 8.3 |
