Heat Bulb | 250 Watt | Red Bulb R40

The Terra Tuff 250-Watt Heat lamp bulb is an R40 infrared heat lamp that operates at 250 watts and 120 volts. Measuring just over 6 inches in length with a 5-inch diameter, this BR40 has a deep red bulb face and a medium (E26) base. This bulb is rated to last an average of 5,000 hours.