CaptiveAire A/CPDO240QC 10K Type II Duct Mount Thermistor with 6-Inch Probe and Quick Connect

The CaptiveAire A/CP-DO-240-QC is a Type II, 10K ohm duct-mounted thermistor temperature sensor designed for accurate air temperature measurement in commercial HVAC and ventilation systems. Featuring a 6-inch stainless steel probe, this sensor inserts directly into ductwork to monitor supply, discharge, return, or mixed air temperatures with precision.

This thermistor includes 20 feet of wire leads for flexible installation reach and is terminated with quick-connect (QC) connectors for fast, tool-free wiring. The sensing element is double-encapsulated for long-term durability and moisture resistance, and the probe is sized to reach the center of standard commercial duct runs.

Key Features:

• Resistance: 10,000 ohms (10KΩ), Type II thermistor curve
• Probe Length: 6 inches — ideal for reaching the center of standard ductwork
• Wire Leads: 20 feet for extended installation reach
• Termination: Quick-connect (QC) connectors for fast, reliable hookup
• Mounting Style: Duct-mount (without junction box)
• Double-encapsulated sensing element for moisture resistance and durability
• Compatible with CaptiveAire demand control ventilation (DCV) systems and air handling units
• OEM replacement part — exact drop-in fit for CaptiveAire equipment

This thermistor is a genuine CaptiveAire OEM replacement component, ensuring compatibility and restoring original system performance in commercial kitchen ventilation, makeup air units, and rooftop HVAC applications.