SYSTO Universal AC Control System — Reliable HVAC Control
About SYSTO Universal AC Control System
SYSTO's Universal AC Control System is a versatile solution for controlling air conditioners across brands and models. Designed by Guangzhou SYSTO Trading Co., Ltd., a global remote control leader since 1998, this system combines stable performance, broad compatibility, and simple installation to meet both consumer and commercial needs.
Key Features
Wide Compatibility
The system supports most major AC brands and infrared protocols. It works with wall-mounted units, split systems, and many ducted models, making it ideal for replacements, retrofits, and new installations.
Easy Setup
Installers and end users appreciate the straightforward pairing and learning functions. The universal learning mode copies existing remotes quickly, while pre-programmed codes reduce setup time.
Reliable Hardware
Built with high-quality components and strict quality control, SYSTO’s control boards and remotes ensure long-lasting operation and consistent signal transmission, even in busy HVAC environments.
Why Choose SYSTO
Proven Experience
With over two decades in remote control R&D and manufacturing, SYSTO supplies products to more than 30 countries. Our experience guarantees product reliability and supply stability.
OEM & ODM Support
We offer flexible customization for brands and projects. From custom firmware to tailored hardware and packaging, our engineering team helps bring your product to market on time.
Applications and Benefits
Ideal for wholesalers, installers, building managers, retailers, and HVAC service companies, the Universal AC Control System simplifies maintenance, reduces inventory complexity, and improves user convenience. Features like touchscreen or IR/blue-tooth control, optional thermostats, and condensate pump integration make it adaptable to many setups.
Trust and Support
SYSTO maintains strict quality checks and comprehensive after-sales service. We provide technical documentation, firmware updates, and responsive customer support to ensure long-term satisfaction.
Get Started
Contact SYSTO to request samples, bulk pricing, or custom solutions. Choose a trusted partner with proven products and global delivery capability for your universal AC control needs.
Product Image
Qualification Certificate
CERTIFICATE-of-EC-REP
DL-20230211001C-ROHS
DL-241123014EC-CE-Certification-of-remote-control
Q&A
Do you offer international delivery?
Yes, via DHL, FedEx, UPS, or sea/air freight.
How do I know if a remote supports my device functions?
You can check the supported code list or contact our support team with your device model.
What’s the MOQ for bulk purchase?
Regular stock supports small quantities. Custom orders depend on requirements.
Can I use it with a Smart TV?
Yes, it supports most Android Smart TVs, TV boxes, and PCs.
Universal Air Conditioner Control System Board QD-U03C+ for Wall-Mounted Split Units
The QD-U03C+ Universal Air Conditioner Control System Board is a high-performance control solution designed for wall-mounted split air conditioners.
Engineered for precision and reliability, it features dual temperature sensors, independent outdoor fan control, and multiple operating modes for enhanced comfort and energy efficiency.
With a display panel and quick-connect transformer socket, the QD-U03C+ offers a user-friendly installation and stable operation for a wide range of A/C models.
Ideal for A/C repair, replacement, and OEM applications requiring flexible and universal control.
Universal Inverter Air Conditioner Control System QD85U
The QD85U is a universal inverter control board designed for AC/DC inverter air-conditioning systems across multiple brands and models. Engineered for flexibility, precision, and reliability, this board provides advanced features such as dual-sensor monitoring, independent outdoor fan control, automatic restart, and comprehensive operating modes.
It is ideal for OEM, ODM, retrofit, and maintenance applications, offering professional performance and wide compatibility.
Universal Air Conditioner Control System Board QD-U03C+ for Wall-Mounted Split Units
The QD-U03C+ Universal Air Conditioner Control System Board is a high-performance control solution designed for wall-mounted split air conditioners.
Engineered for precision and reliability, it features dual temperature sensors, independent outdoor fan control, and multiple operating modes for enhanced comfort and energy efficiency.
With a display panel and quick-connect transformer socket, the QD-U03C+ offers a user-friendly installation and stable operation for a wide range of A/C models.
Ideal for A/C repair, replacement, and OEM applications requiring flexible and universal control.
Universal Air Conditioner Control Board QD-U08PGC+
The QD-U08PGC+ Universal Air Conditioner Control Board is part of the advanced PG Motor Series, designed for wall-mounted split-type air conditioners.
It offers accurate digital temperature control, quiet unlimited fan speed, and independent outdoor fan management, ensuring stable performance across various AC brands.
With features like auto restart, sleep mode, auto defrost, and quick plug installation, this board delivers an intelligent, energy-efficient, and reliable control solution for modern HVAC systems.
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Address
Room 1606, No. 65, Zhongshan Seven Road, Liwan District, Guangzhou, Guangdong, China.






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