What does a bathroom heat lamp (4× bulbs) cost to run?
In New Zealand, a typical bathroom heat lamp (4× bulbs) used for its typical minutes per day costs around $5/month at the current national average rate of 40.6c/kWh. 275W per infrared bulb × 4 = 1,100W total
Monthly cost
$5
national average
Annual cost
$54
12 months at current rate
Cost per hour of use
$0.45
nameplate wattage × rate
| Region | Rate | Monthly |
|---|---|---|
| Queenstown | 40.3c/kWh | $4 |
| Dunedin | 39.6c/kWh | $4 |
| Christchurch | 36.6c/kWh | $4 |
Frequently asked
How much does a bathroom heat lamp (4× bulbs) cost to run in NZ?
At the national average electricity rate of 40.6c/kWh, a typical bathroom heat lamp (4× bulbs) costs about $5 per month, or $54 per year. Actual costs vary by region and how heavily you use it.
Which NZ region has the cheapest bathroom heat lamp (4× bulbs) running cost?
Of the five centres shown on this page, Christchurch is the cheapest at $4/month, and Queenstown is the most expensive at $4/month. The 30% spread reflects regional MBIE retail rates.