Riscaldatore PTC HVCH 6KW10KW12KW16KW18KW 400V600V800V 5.1KG per Autobus, Camion, Veicoli Fuoristrada, Riscaldamento Cabina BTMS RBS, Riscaldamento Batteria EVLINK

Are You Facing These Thermal Management Challenges?

Applications

EVLINK Technology’s high-voltage PTC water heater is widely used in electric buses, electric heavy-duty trucks,  electric light trucks, mining trucks, and energy storage thermal management systems. 

About Us

Evlink was founded in 2020, specializing in the R&D and manufacturing of automotive-grade high-voltage,  high-power coolant heaters. Our core team brings over 10 years of experience in the electric vehicle components industry.

In 2025, the company achieved an annual revenue of nearly RMB 200 million, with a workforce of 400 employees,  including 80 R&D engineers.

Our core business focuses on electric heating solutions for thermal management systems in commercial vehicles.  We offer high-voltage coolant heaters with a voltage range of 600V–1100V and power output from 3kW to 35kW.  Our mass-produced models reach a maximum rated voltage of DC 870V and a maximum rated power of 35kW,  placing our technical performance at the forefront of the industry.

Our Team

The company operates a modern production base covering 18,000 square meters,  equipped with advanced manufacturing facilities and a  professional management team.

With 16 years of industry experience, we have established a senior R&D team of over 80 experts,  specializing in hardware, software, and system integration.

18000m²   |    80+          |    65+           |     30+

Factory Area                         R&D Engineers                   Export Countries                    Production Lines

Certifications & Patents

Our patented technologies reflect our continuous innovation in high-voltage PTC heating systems,  ensuring efficiency, safety, and long-term reliability.

Production Process

Backed by a professional R&D team and extensive project experience,  we provide customized development and system integration services for high-voltage liquid heaters based on  customers’ actual operating conditions, achieving optimized thermal management performance and better vehicle compatibility.

FAQ

Q: How to choose the right PTC water heater?
A: Please provide the following parameters to help with selection:

· Application scenario (bus / heavy-duty truck)

· Intended use (battery heating, cabin heating, regenerative braking energy recovery)

· Operating conditions

· Operating voltage range

· Rated voltage and power

· Battery type and capacity

· Target outlet water temperature

· Ambient operating temperature

· Coolant flow rate

· Installation space

Q: How does a PTC water heater work?
A: The PTC heater works by passing electric current through PTC ceramic material. The material’s resistance increases as temperature rises, automatically adjusting the heating power to maintain a constant temperature.

Q: Which vehicle types is it suitable for?
A: Suitable for most electric buses, electric trucks, and electric construction machinery (excavators, loaders, etc.).

Q: How does it perform in low-temperature environments?
A: PTC heaters remain stable in low-temperature conditions, making them ideal for electric vehicles in cold regions.

Q: What are the core advantages of EVLINK PTC water heaters?
A: High reliability, fast and uniform heating, patented thermal expansion control, moisture protection, and exceptional performance under extreme conditions.

Q: Is customized development supported?
A: Yes. Common customization options include:

· Power rating (3 kW – 35 kW)

· Voltage platform (400 V – 800 V)

· Communication protocol (CAN / EN enable)

· Mounting bracket design and dimensions

· High-voltage and low-voltage connectors

Q: Is OEM/ODM customization available?
A: Yes. Options include:

· Power and voltage customization

· Connector types

· Communication protocols (CAN, etc.)

· Appearance and mounting structure

Q: What is the lead time?
A: Minimum order quantity: 1 unit. Sample delivery within 7 days. Agile development ensures rapid response to changing requirements.

Q: Are certifications available?
A: The product meets automotive-grade standards and can provide certifications such as CE, ISO, and E-Mark.

Q: Are sample tests supported?
A: Yes. Samples can be provided for performance verification and vehicle integration testing.

Q: Does it support full vehicle system integration?
A: Yes. Integration with the vehicle control system is possible via CAN communication.

EVLINK PTC Coolant Heaters: High-Efficiency, Dual-Safety, and Customizable Applications in Various Climates

1. The PTC Cabin Heater operates silently, providing a quiet and enjoyable cabin environment for passengers.
2. It features adjustable heating settings, allowing occupants to personalize the cabin temperature according to their preferences.
3. Our PTC Cabin Heater is a trusted solution for efficient and reliable cabin heating, ensuring passenger comfort and satisfaction in various automotive, marine, and recreational vehicle applications.

Product Introduction:

In the harsh winter seasons, providing stable and continuous warmth in large commercial vehicles is of paramount importance. The EVLINK HVCH QA01 Series steps up as a tailored solution, delivering not only efficient heating in water circuits but also adjusting its performance flexibly to guarantee swift, consistent, and reliable heating each time.

Product Attributes:

Exceptional Water Resistance: Our heater is specially crafted to endure various conditions including muddy terrains and heavy rains, promising excellent waterproof capabilities. Verification through IP 67 water and dustproof reports is available.

Adaptable Performance: Garnering universal acclaim for top-tier quality, our coolant heater has proven its mettle in thousands of vehicles over a span of three years.

Dual-layered Safety Mechanism: Incorporating both mechanical and electronic components, our safety system responds promptly to potential hazards such as short circuits or over-temperature situations. To bolster safety, high voltage relays and current fuses are integrated within the circuit.

Total Separation of Electricity and Water: Our technology ensures a total insulation of water from electricity, striking a perfect balance between heat transmission efficiency and the insulation demands of DC 3500 V.

State-of-the-art PTC Technology: Leveraging the benefits of PTC heating technology, our coolant heater adjusts its power output autonomously, maintaining a set temperature and ensuring optimal reliability and energy efficiency without the need for additional switching elements.

Applications:

Renowned for emphasizing safety, EVLINK heaters offer superior protection compared to traditional electric heaters. Having been extensively utilized by well-known enterprises and national laboratories, our heaters have emerged as a critical tool in various sectors. Notably, EVLINK had the privilege of being incorporated in vehicles designated for journalists at the 2022 Beijing Winter Olympics, receiving widespread acclaim.

Our Services:

Direct Supply: We facilitate direct procurement, allowing you to avoid intermediary charges and reduce overall costs.

Volume Discounts: Bulk orders are rewarded with substantial discounts. Trial orders are also welcomed.

Swift Responses: We guarantee a response to your inquiries within 24 hours.

Competitive Pricing: We offer high-quality products at reasonable and competitive prices.

Expertise at Your Service: As manufacturers, we harness our extensive resources and expertise to meet all your needs.

Client-Centric Approach: We are devoted to exceeding your expectations at every step of the way.

Competitive Advantages:

Climate-Adaptive Resilience: Our products excel in various environmental conditions, offering excellent insulation and preventing dry burning, thereby ensuring adaptability across different climates and settings.

Tailor-Made Innovations: We specialize in providing OEM services, creating products that align perfectly with your unique design requirements, offering personalized solutions on every occasion.

Consistent Operational Efficiency: Celebrated for unwavering performance, our products are crafted to withstand diverse environmental conditions, promising longevity and reliability.

Pinnacle of High-Voltage and High-Power Technology: Our heaters represent the fusion of high voltage, significant power, and intelligent functionalities, granting an unparalleled competitive edge in the industry.

Trustworthy and Secure: Our products, subjected to stringent quality tests, promise to deliver a safe and

dependable experience, catering to a variety of demanding conditions.