Pfannenberg Heaters PRH 030-M 30W 110-250PRH 030-M 30W

Why Choose the Pfannenberg PRH 030-M 30W Mini-Radiant Heater?

The Pfannenberg PRH 030-M, article number 17000305317, is a compact 30 W mini-radiant enclosure heater designed to help prevent low temperatures and excessive relative humidity inside electrical and electronic enclosures. As the highest-output model in the Pfannenberg PRH Mini series, it is particularly suitable for small housings and for targeted heating of sensitive areas within industrial control equipment.

The PRH 030-M features a robust, fanless design using a black anodised aluminium profile. Its integrated snap fastening enables straightforward installation onto 35 mm profile rails according to EN 60715, while electrical connection is provided by a factory-fitted 300 mm connecting cable. The heater provides IP54 protection when used for its intended purpose.

With a heating performance of 30 W at +20 °C ambient temperature, a nominal supply of 230 V AC ±10% and a functional voltage range of 110–250 V AC, 50/60 Hz, the PRH 030-M provides flexible low-power heating for industrial enclosures. Its wide −40 to +70 °C operating temperature range supports dependable use in demanding automation and electrical installations.

Key Advantages

• Compact 30 W mini-radiant heater for electrical and electronic enclosures.
• Helps prevent low temperatures and excessive relative humidity inside control cabinets.
• Wide 110–250 V AC functional voltage range provides flexible supply compatibility.
• Integrated snap fastening for 35 mm DIN rail simplifies installation.
• IP54 protection for the intended purpose of use.
• Wide −40 to +70 °C operating temperature range.
• Robust fanless construction supports long service life and low maintenance requirements.
• Suitable for small enclosures and targeted heating of temperature-sensitive areas.

Key Features

• Pfannenberg PRH 030-M mini-radiant enclosure heater.
• 30 W heating performance at an ambient temperature of +20 °C.
• 30 W power consumption.
• 230 V AC nominal voltage with ±10% tolerance.
• 110–250 V AC, 50/60 Hz functional range.
• 1.2 A maximum starting current.
• 140 °C maximum surface temperature.
• −40 to +70 °C operating temperature range.
• −40 to +70 °C storage temperature range.
• IP54 protection rating for intended use.
• Protection class II.
• Black anodised aluminium profile construction.
• Integrated snap mounting for 35 mm profile rail according to EN 60715.
• Factory-fitted 300 mm connecting cable.
• Fanless construction for robust, low-maintenance operation.

Reliable Heating and Condensation Prevention for Electrical Enclosures

Enclosure heaters such as the Pfannenberg PRH 030-M provide localised heat to help prevent excessively low internal temperatures and reduce conditions that can lead to condensation. Maintaining suitable thermal conditions can help protect electrical contacts, electronic components and other sensitive equipment against moisture-related corrosion and operational problems.

The PRH Mini series is designed specifically for small housings and isolated sensitive areas. With 30 W heating performance, the PRH 030-M provides the highest heating output within the 10–30 W PRH Mini range while retaining a compact, fanless design, wide operating temperature range and convenient 35 mm DIN rail mounting.

Typical Applications

• Small industrial electrical control cabinets.
• Automation and PLC enclosures.
• Terminal and junction enclosures.
• Instrumentation and monitoring equipment.
• Industrial machinery control systems.
• Targeted heating of temperature-sensitive components.
• Reduction of condensation risk inside electrical enclosures.
• OEM machinery and industrial automation equipment.