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From Product Ideas to Market-Ready Solutions

OEM & ODM Heat Pump Manufacturing Service

Whether you're launching a new heat pump brand or expanding your existing product line, SPRSUN can support you from engineering and customization through testing, certification, and mass production. As a heat pump manufacturer, we work closely with HVAC companies, distributors, and energy service providers to develop heat pump products for their target markets and specific applications.
Founded in 1999, SPRSUN is one of China's established air-to-water heat pump manufacturers, with an 85,000 m² 5G smart manufacturing base. With 27+ years of heat pump manufacturing experience and customers in 120+ countries and regions, SPRSUN supports OEM and ODM projects from product development through long-term production.
60+
COUNTRIES AND REGIONS SERVED
27
YEARS OF HEAT PUMP
MANUFACTURING EXPERIENCECE
560
GLOBAL STRATEGIC PARTNERS
85,000
㎡ MANUFACTURING BASE
Can SPRSUN Build the
Heat Pump You Need
Every OEM project is different. Some customers need private-label products based on existing platforms, while others require customized configurations, localized software, or complete ODM development.
SPRSUN supports HVAC brands, distributors, and energy solution providers by combining engineering expertise, flexible manufacturing, and long-term technical support throughout the entire product development process.
Request an OEM Proposal
SPRSUN production floor for heat‑pump manufacturing

Can We Custom-Build a Heat Pump That Fits Your Market?

Every market has different climate conditions, regulations, installation requirements, and customer expectations.
An effective OEM project requires more than simply attaching your logo to an existing product - it requires customizing its design, system configuration and user experience for your market.
Whatever you require from your heat pump solution - from private label production on existing platforms to fully customized OEM solutions - SPRSUN provides flexible development options supported by experienced engineers.

Brand Identity

  • Product color and appearance
  • Product logo
  • Model numbers
  • Nameplates & rating labels
  • Carton printing
  • QR codes & warranty labels
  • Marketing materials

Product Configuration

  • Refrigerant options (R290, R32, R410A)
  • Heating capacity
  • Voltage & frequency
  • Hydraulic modules
  • Compressor options
  • Water pump options
  • Inverter platforms

ODM Development

For customers who need more than customization, SPRSUN supports complete product development from concept definition and engineering design to prototype validation and mass production.
 
 

Electrical & Control System

  • 220–240V / 380–420V
  • 50Hz / 60Hz
  • Multi-language interfaces
  • Controller UI
  • Wi-Fi functions
  • Modbus communication
  • PV-ready integration
  • Thermostat compatibility

Compliance & Document

  • CE/ERP/Keymark
  • MCS/RoHS/CB
  • Technical documentation
  • User manuals
  • Installation guides
  • Certification consultation
*Subject to product platform and target market requirements.

What Happens After You Submit Your OEM Inquiry?

A good OEM project starts with understanding what you need. After SPRSUN gets your inquiry, we have a clear engineering process to look at your requirements, figure out the best solution, check if it works, and get it ready for manufacturing. Engineers and project managers handle each project, making sure communication is smooth throughout the development.

Step 1 - Inquiry & Requirement Review

We begin by understanding your project goals, including your target market, product application, performance expectations, branding requirements, certification needs, and estimated demand.
You Receive:
✔ Requirement Review
✔ Initial Technical Assessment

Step 2 - Engineering Evaluation & Quotation

The engineering team checks if the product is possible to make, suggests the right setup, and creates a proposal tailored to your needs, not just a generic product list.
You Receive:
✔ Technical Recommendation
✔ OEM Proposal
✔ Project Quotation
SPRSUN heat pump inner structure
SPRSUN heat pump warehouse

Step 3 — Sample Validation

Before making a lot of units, we can provide samples for you to check, test performance, and try out in your market. This step helps both sides confirm the details and make any necessary adjustments before starting mass production.
You Receive:
✔ Sample Unit
✔ Product Evaluation Support

Step 4 - Pilot Order & Certification Support

For custom projects, pilot production helps confirm manufacturing consistency. SPRSUN's engineering team also helps get certifications and provide technical documents if needed.
You Receive:
✔ Pilot Production
✔ Certification Support
✔ Technical Documents
Step 5 - Mass Production & Long-Term Support
After approval, production begins under standardized manufacturing procedures with quality inspections throughout every stage.
Our support continues after delivery with technical documentation, spare parts assistance, firmware updates, and engineering support.
You Receive：
✔ Production Schedule
✔ Quality Inspection Reports
✔ Technical Support
✔ Spare Parts Assistance
Ready to Develop Your Heat Pump with SPRSUN?
SPRSUN is manufacturing R290 heat pump

How Do We Ensure Consistent Heat Pump Quality?

Making reliable products isn't just about a final check; quality needs to be managed throughout the entire manufacturing process. 
SPRSUN uses standard production procedures, lab testing, and quality checks at multiple stages to ensure every heat pump performs well and is reliable.
FIRST

Incoming Material Inspection

Key components are examined prior to production to verify specifications and supplier reliability.

SPRSUN heat pump undergoing noise‑level test in lab
SPRSUN team conducting incoming material inspection on heat pump components
SPRSUN technicians assembling heat pumps during mass‑production on factory

Production Process Control

Critical manufacturing processes are monitored throughout production, including piping, welding, refrigerant charging, insulation, and electrical connections.

Performance & Laboratory

Testing

Our testing laboratories validate heat pump performance and help engineers refine products before delivery.
Testing includes:
- Heating capacity and COP
- Wide-temperature operating performance
- Noise Testing/Defrosting Testing
- Electrical performance
- Reliability evaluation

Refrigerant Leakage Testing

 Each unit undergoes leakage testing to ensure system safety and reliability.

Final Inspection

 Before shipment, finished units are inspected for functionality, appearance, labels, cleanliness, and packaging.
SPRSUN conducting defrosting test for R290 heat pump in laboratory
SPRSUN worker is testing heat pump to prevent refrigerant leak risk

How Do We Reduce OEM Project Risks?

OEM projects often fail due to vague requirements, frequent design alterations, certification delays or inconsistent quality.
SPRSUN reduces these risks through an engineering-driven approach.

Common OEM Challenge

How SPRSUN Helps
Not sure which product solution
fits your market		 Engineering consultation before quotation
Need customized functions, components, or branding Flexible OEM & ODM customization
Unsure about certification
requirements		 Certification planning and technical support
Need reliable product quality Multi-stage testing and quality control
Want to evaluate products before a larger order Support for sample evaluation and pilot production
Need support after products are delivered Ongoing engineering and after-sales support
Contact Our Engineering Team
PROFESSIONAL TECHNICAL TEAM!
By identifying risks early, SPRSUN helps customers avoid costly revisions and accelerate heat pump launch.

OEM Certification Support

Launching products under your own brand may require new certification reports, even when based on an existing product platform.
SPRSUN supports customers throughout the certification process by providing technical documentation, product information, and engineering assistance required for third-party testing and certification.
Our Support Includes:
  • Technical documentation preparation
  • Product specifications and drawings
  • Engineering support during testing
  • Communication with certification bodies
  • Technical assistance throughout the certification process
SPRSUN heat pump undergoing refrigerant leakage test

Support Beyond Manufacturing

A good OEM partnership lasts well beyond production. At SPRSUN, our support doesn’t stop when your products leave the factory. 
Our engineers and service team can help with product selection, installation, training, marketing, and after-sales support as your business grows.
  • No.1
    新增页签

    Engineering & Technical Consultation

    Our engineers work with you throughout the project lifecycle. This includes product selection, system configuration, installation guidance, and technical solutions for your market.
  • No.4
    新增页签

    After-Sales & Technical Support

    SPRSUN technical team is providing on-site service in Europe  SPRSUN technical team is providing heat pump technical training in Europe

    Our support continues after delivery. If your team needs help with installation, troubleshooting, or maintenance, our engineers can provide online consultation, remote troubleshooting, live Q&A, or on-site support when needed.
    We also provide a 36-month warranty, spare parts advice, and technical guidance to help keep your heat pumps running reliably.

  • No.2
    新增页签
    Technical Training & Documentation

    SPRSUN team delivering heat-pump‑knowledge training for clients in Europe We provide the training and technical materials your teams need to work with our heat pumps — from installation and setup to daily operation and after-sales service.
    This includes installation and user manuals, wiring diagrams, technical specs, and service information

  • No.3
    新增页签

    Marketing Support

    SRSUN product marketing manual for heat pump solutions       SPRSUN heat pump user operation manual for installation and usage

    We offer marketing support for your OEM product launches and local sales. This includes multilingual marketing materials, product photos, technical details, and some sales leads and business opportunities.

FAQs

  • Can SPRSUN support both OEM and ODM projects?
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    Yes. SPRSUN provides both private label OEM projects utilizing existing platforms as well as custom ODM solutions to customers requiring customized heat pump solutions.
  • Which heat pump products can you manufacture?
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    Our product portfolio includes residential air-to-water heat pumps, commercial heat pumps, domestic hot water heat pumps, swimming pool heat pumps, monoblock systems, split systems, and related accessories. Our engineering team can recommend the most suitable platform based on your market and application.
  • What parts of a heat pump can be customized?
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    Depending on your project requirements, we can customize product appearance, branding, controller software, operating parameters, electrical specifications, product configuration, packaging, technical documentation, and other OEM features.
  • Can you customize heat pump controllers and software?
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    Absolutely. Our experts can tailor controller interfaces, operating languages, operating logic, firmware, Wi-Fi functions, communication protocols and software parameters specifically to the requirements and target market of your project.
  • Are your heat pumps compatible with photovoltaic or smart energy management systems?
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    Some product platforms can integrate seamlessly with photovoltaic systems, smart home applications and energy management solutions. Our engineering team will recommend the optimal configuration based on your technical requirements.
  • Can I select preferred components for my project?
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    Yes. Based on technical feasibility and project requirements, we can evaluate and recommend specific compressors, controllers, pumps, heat exchangers, fans or other key components as desired for use in your project.
     
  • Can products be tailored for different climate conditions?
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    Yes. Product configuration can be optimized according to operating temperatures, climate conditions, installation environments and local market requirements to ensure reliable performance.
  • Do you provide samples before mass production?
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    Yes. Sample evaluation is recommended for customized OEM and ODM projects before mass production. This allows both parties to verify product performance, functionality, and market suitability before moving into volume production.
  • How does OEM certification work?
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    For products under your own brand, certification is typically carried out under the customer's brand name. Our engineering team provides the technical documentation, product information, and engineering support required during the certification process.
  • How can heat pumps ensure consistent product quality?
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    Each heat pump follows standard production procedures and multi-stage quality inspections, such as material inspection, refrigerant leakage testing, performance testing and final quality control checks to guarantee consistency before shipment.
  • Do you provide technical support after delivery?
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    Yes. We provide technical documentation, installation guidance, technical training, troubleshooting assistance, spare parts support, warranty service, and ongoing engineering support for every product we sell.

Your Brand. Our Manufacturing!

Tell us about your requirements and our team will provide a customized OEM, ODM or private label heat pump solution tailored to your market.
Contact Us
Certificate
SPRSUN air soure heat pump certificates

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Address Info

Guangzhou SPRSUN New Energy Technology Development Co., Ltd.

A Professional Heat Pump Manufacturer Since 1999
No.15 Tangxi Road, Xintang, Zengcheng , Guangzhou, Guangdong, China, 511338

Contact SPRSUN 7/24 Support

 Tel: 0086-20-82181867
 Phone: 0086-18933985692 
 WhatsApp: 0086-18933985692
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