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Kason 1901A Series Motion Sensor
Kason 1901A Series Motion Sensor is a KASON sensor or control part for walk-in coolers, walk-in freezers, and commercial refrigeration maintenance jobs. It is a good product to compare when you need the best replacement or upgrade path for a working walk-in box.
This part is a great fit only when the model, dimensions, electrical details, temperature rating, door hardware, and installation requirements match the existing cooler or freezer. Contractor verification is the safest route before ordering any refrigeration accessory.
Key details from this listing
- Product type: Walk-In Refrigerator Accessories
- Part category: sensor or control part
- Specifically engineered for installation in walk-in coolers and freezers.
- Uses electronic components to allow for reliable operation in extreme temperatures.
- Features a gasketed water-tight enclosure which prevents moisture and dust from entering the sensor and affecting occupancy detection.
Best-fit buying checks
- Match the part to the existing walk-in cooler or freezer model, door, fixture, sensor, or opening before ordering.
- Verify voltage, socket/base type, hand/hinge orientation, mounting pattern, clearances, and wet or low-temperature rating when applicable.
- Confirm whether the job also needs refrigeration equipment, evaporator or unit cooler work, controls, wiring, drainage, or installer service.
- Use this page as a parts check, not a substitute for contractor field measurements or manufacturer compatibility review.
Connect this part to the refrigeration project
For a complete commercial refrigeration job, compare this part with walk-in coolers and freezers, commercial refrigeration equipment, and evaporator coils and unit coolers. The perfect-fit setup connects the box, accessory parts, and refrigeration equipment into one working system.
$0.00 USD
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PRODUCT INFO
Operation: Passive infrared sensor detects motion and turns lights on at temperatures below freezing. Uses DIP switches to set time delay and PIR sensitivity.
Low Bay Sensor: High density optic lens set covers a 24 ft (7.3 m) diameter with ceiling height up to 20 ft. (6.1 m).
High Bay Sensor: Same as the low bay sensor except with ceiling height from 20 ft. (6.1 m) to 40 ft. (12.2 m)
SPECIFICATIONS
Features Include:
Voltage: 120-277 VAC at 50/60 hz
Load: 120 VAC with 0-800 W ballast;
277 VAC with 0-1200 W ballast
Time Delay: 10 seconds to 20 minutes
Temperature Ratings: -20°F (-28.9°C) minimum;
160°F (60°C) maximum
Electrical Connection: 1/2 NPT thread,
13-1/2” (342.9 mm) AWG wire
Mounting: Horizontal or vertical (kit included)
Safety Standards: IP65, UL-listed US and Canada