Convert BTU per Hour to Nanowatts
Convert BTU per Hour (BTU/h) to Nanowatts (nW) instantly and accurately.
Conversion Formula
nW = BTU/h × 293071070.2
About BTU per Hour
One BTU per hour (BTU/h) ≈ 0.2931 W - the dominant HVAC capacity unit in the US and Canada. Room air conditioners are universally rated in BTU/h: 12,000 BTU/h = 1 ton of refrigeration = 3,517 W. Home furnaces range from 40,000-150,000 BTU/h. Office building cooling demand is calculated in BTU/h per ft². Engineers convert: BTU/h × 0.2931 = W; or W × 3.412 = BTU/h. 1 BTU/h = 0.29307 W.
About Nanowatts
A nanowatt (nW) is 10⁻⁹ W - the power scale of ultra-low-power embedded systems. Cardiac pacemakers deliver sensing pulses at nanowatt levels to preserve 7-10 year battery life. RFID tags harvest ~10-200 nW from reader fields. Solar cells in wristwatches and calculators operate on ambient indoor light yielding tens of nanowatts. A standard AA cell (13,500 J) discharged at 1 nW would last over 400 years. Neuromorphic chips target 10-100 nW per neuron-equivalent circuit. 1 nW = 10⁻⁹ W.
Quick Reference Table
| BTU per Hour (BTU/h) | Nanowatts (nW) |
|---|---|
| 1 BTU/h | 293071000 nW |
| 2 BTU/h | 586142000 nW |
| 5 BTU/h | 1.465 × 109 nW |
| 10 BTU/h | 2.931 × 109 nW |
| 25 BTU/h | 7.327 × 109 nW |
| 50 BTU/h | 1.465 × 1010 nW |
| 100 BTU/h | 2.931 × 1010 nW |