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Block Heater Cost Calculator

Watts × hours × your province's rate. See what plugging in actually costs — and what a $20 timer saves you over a winter.

Illustration of a timer, extension cord, thermometer and block heater plug

Per night

22¢

1.6 kWh at ~14¢/kWh

Per winter (120 nights)

$27

vs. $81 if left plugged in 12 h/night — a timer saves you $54/winter.

Rates are provincial approximations for comparison. Full cost breakdown by province →