Hybrid 12 V auxiliary battery (Aqua / Prius C / Axio, S34B20R): how much does it cost?

Q: How much does hybrid 12 v auxiliary battery (aqua / prius c / axio, s34b20r) cost in New Zealand?

Typically NZ$330–NZ$510 including GST at a NZ$120 an hour workshop rate (A$310–A$500 in Australia at A$140 an hour).

Typically NZ$330–NZ$510 in New Zealand and A$310–A$500 in Australia, including GST. Hybrids.

	Parts (trade)	Labour	Sublet	Total incl GST
New Zealand	NZ$200–NZ$300	0.3–0.6 h	—	NZ$330–NZ$510
Australia	A$190–A$300	0.3–0.6 h	—	A$310–A$500

Totals use a standard workshop rate of NZ$120 or A$140 an hour and a 25% parts markup, plus GST. Your workshop's rate and parts prices will differ.

What affects the price

AGM S34B20R size, NZ retail about $319 incl GST. AU Century S34B20R at Supercheap. Allow time for memory reset and checking the charge from the DC-DC converter.

Other hybrid and ev repairs

Hybrid battery reconditioned exchange (Aqua / Prius C / Axio / Fielder)NZ$1,360–NZ$2,430
Hybrid battery reconditioned exchange (Prius 20 / 30 / Prius alpha / Prius V)NZ$1,640–NZ$2,790
Hybrid battery reconditioned exchange (Camry / Estima / Lexus / RAV4)NZ$2,140–NZ$4,150
Hybrid battery new aftermarket (Aqua / Prius C)NZ$2,080–NZ$3,010
Hybrid battery new aftermarket (Prius 30 / Prius alpha / Corolla hybrid)NZ$2,510–NZ$4,080
Hybrid battery new genuine Toyota (Aqua / Prius / Corolla)NZ$3,080–NZ$5,090
Hybrid battery new genuine (Camry / RAV4 / Kluger / Lexus)NZ$5,310–NZ$10,550
Hybrid battery module replace and rebalance (repair, not pack swap)NZ$640–NZ$1,560
Hybrid battery health test (scan and load test)NZ$70–NZ$170
Hybrid battery cooling fan and duct clean (Prius / Aqua / Corolla)NZ$100–NZ$240

Researched by Credov in October 2026 from NZ and Australian parts suppliers and workshop price guides. Typical ranges, not quotes: ask a workshop for a quote before you rely on a price. All repair costs.