Temperature and humidity wireless sensor SENCOR SWS4100W — -40°C to 60°C, 433.92 MHz, AA batteries

Wireless sensor for a weather station designed for use with model SWS4100W. The compact white sensor measures 39 x 100 x 23 mm, weighs 33 g and operates within a temperature range of -40°C to 60°C and humidity range of 20% to 95%.

Advantages

This wireless sensor is compatible with SWS4100W and transmits data at 433.92 MHz, offering up to three selectable channels to avoid interference. Its compact size and light weight make it easy to install outdoors, and the wide operating temperature and humidity ranges ensure reliable performance in various weather conditions.

Key specifications

• Compatible model: SWS4100W
• Operating temperature: -40°C to 60°C
• Operating humidity: 20% to 95% RH
• RF transmission frequency: 433.92 MHz
• Selectable channels: 3
• RF transmission range: up to 80 meters
• Power source: 2 × AA batteries (1.5 V) — batteries not included
• Dimensions (W × H × D): 39 × 100 × 23 mm
• Weight: 33 g
• Colour: White

How to use

Install two AA 1.5 V batteries (not included) into the battery compartment following the polarity markings. Mount the sensor outdoors in a sheltered, well-ventilated location away from direct heat sources and heavy rain exposure. Select one of the three RF channels and synchronize the sensor with the SWS4100W weather station according to the station's pairing procedure. Ensure the distance to the display unit does not exceed the practical RF range for your environment.

Recommendations

For best performance, replace batteries before they are depleted, avoid mounting near large metal surfaces that can block RF signals, and place the sensor within the specified transmission range (up to 80 meters in open conditions). Regularly check connections and the sensor housing for damage.