The PCN 165550 strip heater is also known as model NSL-1505 with these features: 120 volts, 500 watts, and a 24 watt per sq. inch density, The overall heater length is A= 15.44 inches, and the heated length is B= 11.81 inches. The overall width of this strip heater is 3/4", and the height is 5/16" with a one-piece Incoloy sheath enclosing the ceramic and internal heater coil. This strip heater's sheath material is designed to handle up to 1400°F, and it comes with 10-inch fiberglass leads. This Chromalox standard strip heater usually ships in 18 or less business days.