Hanwell 4000 无线发射器

Hanwell 4000

This listing is for the Hanwell 4000 Wireless Transmitter

The unit is in full working condition and is ready for immediate release

Key Features:

Single & Dual Channel Options: Choose between single or dual thermistor channels to suit your monitoring needs. ​

LCD Display: Equipped with an LCD display showing real-time data readings and battery life. ​

Temperature Range: Measures temperatures from -40°C to +60°C, accommodating various storage conditions. ​

Long-Range Wireless Transmission: Utilizes low-power radio technology with a transmission range of up to 3 km over open ground. ​

Battery Life: Powered by a 3.6V AA lithium battery​

Memory Capacity: Stores up to 100,000 readings for single-channel units and 50,000 readings per channel for dual-channel units. ​

Applications: Ideal for monitoring temperatures in fridges, freezers, and chillers. ​



Compatible Sensors

The transmitters are compatible with various thermistor probes, available separately, to meet specific monitoring requirements. ​

Specifications at a Glance

Feature Specification

Dimensions 110 x 80 x 35 mm
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Weight 200 grams

Power Supply 3.6V AA Lithium Battery

Battery Life Up to 2 years

Operating Range 0°C to +60°C (non-condensing RH environment)

Storage Range -40°C to +60°C

Accuracy ±0.1°C

Radio Frequency 433–458 MHz (country-specific)

Radio Power 10 mW

Radio Range Up to 3 km over open ground

IP Rating IP30