How much does a hot water system cost in Darwin?
Most hot water replacements in Darwin cost $920–$6,900
supply and installation
Electric storage systems in Darwin start from $920. Gas storage is $1,375–$4,025. Heat pumps cost $3,450–$6,900 before government rebates — after rebates, expect $2,300–$5,750.
+4.5%
Hot Water System costs in Darwin have risen this quarter, driven by strong construction activity and trade shortages.
Q1 2026 vs Q4 2025
Average Hot Water System Cost in Darwin
$126
per hour for standard residential work
Call-Out Fee
$63–$158
Emergency Rate
$263–$735
Common Job
$158–$420
A hot water system in Darwin costs $920–$2,875 for electric storage, $1,375–$4,025 for gas storage, $1,725–$3,450 for continuous flow gas, and $3,450–$6,900 for a heat pump (before rebates). Government rebates can reduce heat pump costs by $800–$1,000+ in most states.
Detailed Pricing — Darwin 2026
| Service | Low | Typical | High |
|---|---|---|---|
| Electric storage (supply + install) | $920installed | $1,725 | $2,875 |
| Gas storage (supply + install) | $1,375installed | $2,525 | $4,025 |
| Continuous flow gas | $1,725installed | $2,525 | $3,450 |
| Heat pump (supply + install) | $3,450installed | $4,825 | $6,900 |
| Heat pump (after rebates) | $2,300installed | $3,450 | $5,750 |
| Solar hot water | $4,025installed | $5,750 | $8,050 |
| Tempering valve install | $170per job | $290 | $460 |
| Hot water repair (general) | $170per job | $345 | $575 |
| Anode replacement | $230per job | $400 | $575 |
| Old system removal + disposal | $115per job | $230 | $400 |
| Emergency hot water replacement | $1,725installed | $3,225 | $5,200 |
| Running cost (electric, annual) | $575/year | $805 | $1,150 |
Prices verified February 2026 · Cross-referenced against 90+ Australian trade pricing sources · See methodology
Prices include GST. Based on Darwin metro area, Feb 2026. Outer suburbs may vary.