
Thermal Management · Enclosure Heaters
JRQ Series Enclosure Heaters for Control Cabinets, 15W-150W
JRQ Series PTC enclosure heaters are designed for electrical cabinets requiring condensation control or minimum-temperature maintenance. The selected public configuration includes seven 230VAC, 50/60Hz models with supplier-listed heat outputs from 15-20W to 150-160W at 20 degrees C ambient.
7 modelsJRQ15 to JRQ150
230VACSelected public configuration
50/60HzSupply frequency
15-160WSupplier-listed heat output range
Product Overview
The JRQ Series is a seven-model family of PTC enclosure heaters for electrical cabinets. The selected public configuration uses 230VAC at 50/60Hz and covers supplier-listed heat outputs from 15-20W to 150-160W at 20 degrees C ambient. The heaters are intended for cabinet condensation control and for maintaining a minimum internal temperature.
Key Features
- Self-adjusting, temperature-limiting PTC heating element
- Seven models from JRQ15 to JRQ150
- Selected 230VAC, 50/60Hz family configuration
- Aluminum housing
- Three pressure terminals for supplier-listed 0.5-2.5 mm2 conductors
- Vertical installation
- Supplier-listed IP20 protection rating
Available Models
Select the JRQ model by the required supplier-listed heat output. All models below belong to the selected 230VAC, 50/60Hz public configuration. Heat-output ranges are listed at 20 degrees C ambient.
| Model | Heat Output at 20 degrees C Ambient | Rated Voltage | Frequency |
|---|---|---|---|
| JRQ15 | 15-20W | 230VAC | 50/60Hz |
| JRQ30 | 30-35W | 230VAC | 50/60Hz |
| JRQ45 | 45-50W | 230VAC | 50/60Hz |
| JRQ60 | 60-65W | 230VAC | 50/60Hz |
| JRQ75 | 75-80W | 230VAC | 50/60Hz |
| JRQ100 | 100-110W | 230VAC | 50/60Hz |
| JRQ150 | 150-160W | 230VAC | 50/60Hz |
Technical Specifications
| Product Type | PTC enclosure heater |
|---|---|
| Heater Technology | Self-adjusting, temperature-limiting PTC |
| Rated Power Range | 15-20W to 150-160W at 20 degrees C ambient, model-dependent |
| Rated Voltage | 230VAC for the selected public configuration |
| Frequency | 50/60Hz |
| Housing | Aluminum |
| Electrical Connection | Three pressure terminals; supplier-listed conductor range 0.5-2.5 mm2 |
| Installation Orientation | Vertical |
| Protection Rating | Supplier-listed IP20 |
Applications
Condensation Control
Heating inside electrical cabinets where condensation must be reduced.
Minimum-Temperature Maintenance
Maintaining a minimum internal temperature in electrical cabinets.
Information to Confirm for Selection
- Required JRQ model
- Required heat output
- 230VAC, 50/60Hz supply confirmation
- Cabinet application details
- Quantity
Frequently Asked Questions
Which JRQ enclosure heater models are included?
The public family includes JRQ15, JRQ30, JRQ45, JRQ60, JRQ75, JRQ100 and JRQ150.
What voltage and frequency are covered by this product page?
This product page is scoped to the selected 230VAC, 50/60Hz JRQ family configuration.
What applications are supported by the available evidence?
The documented applications are electrical cabinet condensation control and maintaining a minimum cabinet temperature.
What should I provide when requesting a quotation?
Provide the required JRQ model or heat output, confirm the 230VAC 50/60Hz supply, and include cabinet application details and quantity.
Request a Quote
Please provide the required JRQ model or heat output, confirm the 230VAC 50/60Hz supply, and include cabinet application details and quantity.

