ThePTC Heating Element 5V 40C is a compact thermostatic ceramic heater designed for stable, constant temperature heating without external sensors or controllers. Utilizing advanced Positive Temperature Coefficient (PTC) technology and powered by AC or DC voltage, it automatically regulates its surface temperature, ensuring safe, reliable, and efficient heating for long-term unattended applications and low-voltage IoT projects.

Features & Benefits

• PTC Technology: Advanced Self-regulating heating; inherently safe, energy-efficient, and prevents overheating.

• AC/DC Compatible: Polarity-independent operation for easy integration into various power circuits.

• Constant Temperature: Reliable Thermostatic control maintains 4060C depending on the ambient environment.

• Durable Industrial Build: High-quality Aluminum tube encapsulation with heat-resistant silicone-insulated wires.

• Continuous Reliability: Solid-state built-in PTC chip design ensures long life and prevents performance degradation.

• Adaptive Power Output: Intelligently adjusts wattage based on real-time heat dissipation for optimized energy consumption.

Technical Specifications

Applications & Use Cases

• Instrument Preheating & Anti-Freezing: Protect outdoor sensors and delicate electronics.

• Solenoid Valve & Nozzle Protection: Prevent freeze-ups in industrial valves and inkjet printer nozzles.

• Dehumidification: Effective circuit board moisture prevention in humid environments.

• DIY Incubation & Warming: Perfect for DIY Incubators, bottle warmers, and pet heating pads.

• Small Enclosure Heating: Ideal for 3D printer chambers or small equipment boxes.

Power Supply & Connection Recommendations

• Compatible with any 5V power source, including switching power supplies, transformers, or battery packs.

• Ensure your power supply capacity exceeds the heaters maximum power dissipation for stability.

• Pro Tip: For larger heating areas, connect multiple PTC elements in parallel to scale up total heating power.

Usage & Safety Precautions

• Do not use in flammable or explosive environments.

• Avoid direct immersion in water (not waterproof).

• Mechanical Integrity: Do not strike, puncture, or overlap heating elements.

• Voltage Flexibility: Using a lower supply voltage will slow the heating rate but still maintain a safe constant surface temperature.

Package Includes

• 1 PTC Heating Element 5V 40C (Thermostatic Ceramic Heater)