A/1K-3W-A-100'-BB - 1000 Ohms @ 32 degrees F (platinum RTD sensing element) with a 0.00385 temperature coefficient. This metal bell box averaging configuration has a continuous filament sensing element that provides an averaged output based on the copper capillary length ordered. The enclosure has a NEMA 3R rating and is designed for wet environments. ACI averaging temperature sensors are designed for HVAC or Building Automation Systems. Specific applications include: zone control air handling unit and large sized ducts. Positive temperature coefficientBendable coppe NEMA 3R enclosure

A/1K-3W-A-12'-GD - 1000 Ohms @ 32 degrees F (platinum RTD sensing element) with a 0.00385 temperature coefficient. This galvanized metal box averaging configuration has a continuous filament sensing element that provides an averaged output based on the copper capillary length ordered. ACI averaging temperature sensors are designed for HVAC or Building Automation Systems. Specific applications include: zone control air handling unit and large sized ducts. Positive temperature coefficientBendable coppe Foam pad

A/1K-3W-A-24'-PB - 1000 Ohms @ 32 degrees F (platinum RTD sensing element) with a 0.00385 temperature coefficient. This plastic box averaging configuration has a continuous filament sensing element that provides an averaged output based on the copper capillary length ordered. The plastic box features an easy open/close latch mechanism for ease of installation.  Please note that the PB enclosure is rated to 203 degrees Fahrenheit. ACI averaging temperature sensors are designed for HVAC or Building Automation Systems. Specific applications include: zone control air handling unit and large sized ducts. Positive temperature coefficientBendable coppe Easy open/close latch system (No screws)