Danfoss GDHF Gas Detection Unit (R134a)
The Danfoss GDHF (Part#: 148H6051) is a professional-grade gas detector specifically engineered for industrial refrigeration environments using R134a refrigerant. Built on a sophisticated digital platform, this unit provides the high accuracy and reliability required to protect personnel and property from the adverse effects of refrigerant leaks.
This Premium+ version features a semiconductor sensor capable of detecting R134a concentrations up to 2000 ppm, ensuring regulatory compliance and peace of mind in industrial settings.
Key Performance Features
Precision Detection: Optimized for R134a with a measurement range from 0 to 2000 ppm.
Integrated Alerts: Equipped with both a Buzzer and Light for immediate local notification when gas levels exceed safety thresholds.
Customizable Thresholds: Features dual-stage alarm limits:
Low Alarm: 500 ppm
High Alarm: 900 ppm
Rapid Response: Digital semiconductor sensor technology with a 0s response delay for near-instant detection.
Digital Integration: Part of the new Danfoss digital platform, allowing for easier calibration, maintenance, and communication within your refrigeration control system.
Technical Specifications
| Feature | Details |
| Manufacturer | Danfoss |
| Model | GDHF (Premium+) |
| Part Number | 148H6051 |
| Refrigerant Type | R134a |
| Sensor Technology | Semiconductor |
| Supply Voltage | 19V to 29V DC |
| Power Consumption | 0.21 A |
| Operating Temp | -10°C to 50°C (14°F to 122°F) |
| Relative Humidity | 15% to 90% (Non-condensing) |
All duties are paid by DeluxxDeals. No surprise charges!
Components & Installation
The unit is shipped as a complete kit for immediate deployment:
Gas Detection Unit: Digital Premium+ housing with pre-calibrated sensor.
Installation Kit: Includes a dedicated mounting kit and cable gland.
Documentation: Includes an official Calibration Certificate for your compliance records.









