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PTC enclosure heaters

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Product Overview

Self-Regulating and Energy-Efficient Heating with Leipole PTC Enclosure HeatersAdaptive PTC (positive temperature coefficient) heating technology is used for Leipole PTC Enclosure Heaters to prevent condensation in electrical cabinets, industrial control cabinets, and data cabinets to enhance equipment reliability. PTC heaters have higher efficiency and safety than conventional electrical enclosure heaters and have automatic temperature adjustment functions, keeping a constant temperature without external controllers.

 

 

Key Advantages

✅ PTC Adaptive heating – higher temperature, lower current, no overheat, no risk✅ Energy saver and highly efficient – less power consumption than ordinary electric cabinet heater, helping decrease the operating cost✅ Anti-condensation protection – ideal for anti condensation heater for panel and anti condensation heater for motor✅ Multi-voltage compatible – Offer 24V enclosure heater, 230V enclosure heater, enclosure heaters 120V

✅ Maintenance cost is lower, no need for thermostat controller, less complicated in installment and maintenance

Product Catagories

PTC enclosure heater JRQ15-150

  • Operating Voltage: 230VAC 50/60 Hz
  • Heating Element: PTC
  • Connector: Push-in terminal 0.5-2.5m㎡
  • Case Material: Aluminum
  • Operating Temperature: -45℃ to +70℃
wdt_ID wdt_created_by wdt_created_at wdt_last_edited_by wdt_last_edited_at Model Order number Heat load (W) Rated current (A) Surface temperature (℃) Din rail thickness (mm)
37 w3381121 17/01/2025 09:29 AM w3381121 17/01/2025 09:29 AM JRQ15 2020.001 15-20 1.5 60 1.1
38 JRQ30 2020.002 30-35 2.5 90 1.1
39 JRQ45 2020.003 45-50 3 100 1.1
40 JRQ60 2020.004 60-65 3.5 100 1.1
41 JRQ75 2020.005 75-80 4 120 1.1
42 JRQ100 2020.006 100-110 4.5 125 1.1
43 JRQ150 2020.007 150-160 6 135 1.1

Applications

🏭 Industrial Automation & Electrical Cabinets – Maintain stable operation using small enclosure heater with thermostat
🔌 New Energy & Battery Storage Systems – 24V DC enclosure heater for battery heating and condensation prevention🏢 Data Center & Commercial Cabinets — Reduce hardware wattage consumption using baseboard heater enclosure

Basic Knowledge

🔍 What is PTC Enclosure Heater?PTC (Positive Temperature Coefficient) heater is a self regulating heating element, which adjusts power consumption automatically according to temperature, to provide the solution for all overheating problems. PTC heaters are also more energy-efficient, longer-lived, and do not need any extra temperature management compared to standard electrical enclosure heaters.⬇️ Selection guide of Reputable PTC Enclosure Heater? 📏● Power & voltage – select 24V enclosure heater, 480V enclosure heater, enclosure heaters 120V to fit with the required equipment

● If constant temperature function is needed – select box heater with thermostat

● Heating range & installation method – fit small enclosure heater with thermostat

Why Choose Leipole?

As a professional buyer, do you face these challenges?

❌ Delivery delays – affecting project progress and production line stability

❌ Poor technical adaptability – standard products cannot meet complex working conditions

❌ High hidden costs – frequent maintenance, excessive energy consumption, slow after-sales response

❌ Compliance risks – lack of international certification leads to customs clearance and warranty disputes

Leipole is proud to offer one-stop solution:

💎 Global layout, zero delivery delays 

  • R&D and sales headquarter led by the team in Singapore – cutting-edge cooling technology iteration to ensure product leadership
  • Manufacturing base in Shanghai, China – ISO 9001 & ISO14001 certified, cost optimization + high quality control standards
  • Localized warehousing in 24 countries – spot shipments from the EU, America, and Southeast Asia, urgent orders arrive within 3 days

🔧 Deep customization capabilities to solve complex needs

  • OEM/ODM full-case support – from cooling structure design to branding customization, 100+ successful cases (Industrial Automation/ New Energy Industry/Data Centers)
  • Working condition simulation test – Free simulation of air volume, high temperature, high humidity and vibration environment to ensure 100% adaptability of the solution

🌍 Worry-free compliance, global access

  • Authoritative certification – CE, UL, RoHS, REACH full coverage, hassel-free customs clearance in Europe, America and Southeast Asia

🚀 Cost optimization throughout the entire life cycle

  • Energy consumption reduced by 30% – patented airflow design, saving 30% in electricity bills per year compared to peer product
  • 1-year warranty – redundant design of key components, failure rate <0.2%
  • 7×24 localized service – 50+ national technical teams, 4-hour response, direct supply of spare parts.

Customization Process

Accurate Demand Analysis

Professional engineers deeply understand your equipment parameters, application environment, and special requirements.

Customized Technical Solutions

R&D teams develop optimal heat dissipation solutions based on your needs, including airflow calculations and installation planning.

 Sample Testing and Validation

Provide samples for real-environment testing, collect data feedback, and ensure solution effectiveness.

Mass Production

After confirming the solution, production follows strict ISO9001 quality management systems to ensure batch stability.

FAQ

🔹 Q1: What is the heating principle of PTC Enclosure Heater?
💡 A: PTC(positive temperature coefficient) power cable technology, once the temperature rises, the resistance increases, is the nature of limitation of the power, to avoid overheated to protect is the safe use of equipment.
🔹 Q2: Which voltages are these heaters appropriate for?
💡 A: The 24V enclosure heater, 230V enclosure heater, enclosure heater 120V and other specifications are available for different electrical systems.🔹 Q3: Are your PTC Enclosure Heaters appropriate for humid environments?💡 A: Yes, it can be used as anti condensation heater for panel and anti condensation heater for motor to prevent condensation from damaging electronic components.

🔹Why choose a self-regulating PTC enclosure heater?

💡PTC heaters automatically adjust power output as temperature rises, preventing hot spots and reducing energy consumption without external controls.

🔹How does a DIN rail mount PTC enclosure heater simplify installation?

💡DIN rail models clip directly onto standard rails inside cabinets—no extra brackets or wiring, speeding up setup and maintenance.

🔹Are IP54 PTC enclosure heaters suitable for outdoor installations?

💡Yes. IP54-rated PTC heaters resist dust and splashes, making them reliable for outdoor or wash-down environments.

🔹What benefits does overheat protection bring to PTC heaters?

💡Built-in overheat protection shuts off power if the heater exceeds safe limits, safeguarding both the heater and sensitive electronics inside the enclosure.

🔹Where are compact PTC heaters for electrical cabinets most effective?

💡Compact PTC models excel in small control panels or telecom racks where space is limited but reliable, uniform heat is still required to prevent condensation.

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