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{"title":"Fresh Air Ventilation & Dehumidifier Unit Main Control Board","imgUrl":"https:\/\/img.chinax.com\/nimg\/b4\/5b\/67e97324974da42c0b0c17ebc6a9-200x200-1\/fresh_air_ventilation_26_dehumidifier_unit_main_control_board.jpg","attrs":{"Delivery Time":"2-3 weeks","Supported Sensors:":"NTC, Temp\u2011Humidity, PM2.5, CO\u2082","Brand Name":"OEM","Place of Origin":"China"}}
{"title":"DC 310V Ventilation System Fan Control Board 0-10V 0-5V PWM Output Customized","imgUrl":"https:\/\/img.chinax.com\/nimg\/60\/56\/2194ec392f22a77983af594ef827-200x200-1\/dc_310v_ventilation_system_fan_control_board_0_10v_0_5v_pwm_output_customized.jpg","attrs":{"Minimum Order Quantity":"500pcs","Supply Ability":"100000pcs","Certification":"Upon Request","Price":"US$18\/pcs"}}
{"title":"Customized 310V DC Brushless Fan Control Board With Multiple Output Modes","imgUrl":"https:\/\/img.chinax.com\/nimg\/e1\/a0\/109921034589eb3bdd1b3334157a-200x200-1\/customized_310v_dc_brushless_fan_control_board_with_multiple_output_modes.jpg","attrs":{"Payment Terms":"T\/T","Output Modes":"0-10V, 0-5V, PWM","Brand Name":"OEM","Supply Ability":"100000pcs"}}
{"title":"DC310V HVAC Control Board Unidirectional Bidirectional Flow Ventilation Fan","imgUrl":"https:\/\/img.chinax.com\/nimg\/97\/32\/348c207033fdc5b66b9472897094-200x200-1\/dc310v_hvac_control_board_unidirectional_bidirectional_flow_ventilation_fan_control_board.jpg","attrs":{"Brand Name":"OEM or neutral (no brand)","Design Feature":"Compact PCB Design","Model Number":"DC-310V","Supply Ability":"100000pcs"}}
{"title":"Customized EC Fan HVAC Control Board For Fresh Air Ventilation System","imgUrl":"https:\/\/img.chinax.com\/nimg\/62\/4e\/50c2607703759508f4ad7605f7e7-200x200-1\/customized_ec_fan_hvac_control_board_for_fresh_air_ventilation_system.jpg","attrs":{"Supply Ability":"100000pcs","Control Output Modes":"0\u201310V \/ 0\u20135V \/ PWM","Brand Name":"OEM or neutral (no brand)","Place of Origin":"China"}}
{"title":"Customized Fan Controller Drive Board With Adjustable Control Output Multiple","imgUrl":"https:\/\/img.chinax.com\/nimg\/1c\/18\/8812ac1d87f39a73a4494a8bf640-200x200-1\/customized_fan_controller_drive_board_with_adjustable_control_output_multiple_interfaces.jpg","attrs":{"Payment Terms":"T\/T","Output Modes":"0-10V, 0-5V, PWM","Brand Name":"OEM","Customization":"Hardware and control options"}}
Our HVAC main control PCB boards are developed for fresh air ventilation systems, dehumidifiers, energy recovery ventilators and air handling units. With multi‑channel relay switching outputs, the boards drive compressors, fans, electric heaters, UV sterilizing lamps, ion generators and other actuators. Multiple external sensor ports support NTC, temperature & humidity, PM2.5 and CO₂ monitoring. RS485 communication enables remote monitoring and system linkage.
Built‑in hardware protection circuits include high/low pressure protection for compressor safety. The whole series complies with EMC test standards, multiple dimension options for flexible cabinet installation, ideal for OEM & ODM HVAC equipment manufacturers.
Key Features:
Multi‑channel relay output for compressors, EC fans, electric heaters, UV lamps, ion generators and water valves
Reserved RS485 communication interface for remote control & system interconnection
Built‑in high / low pressure protection for compressor safe operation
Support 0‑10V fan signal output for EC fan speed regulation
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2010
Total Annual:
$9000000-US$10000000
Employee Number:
50~100
Ecer Certification:
Verified Supplier
Shenzhen Xiangfan Electronics Technology Co., LTD was established in March 2010 and is located in the Nanshan High-tech Industrial Belt of Shenzhen, Guangdong, China. It obtained the title of national high-tech enterprise in the year of 2024. It is a one-stop solution provider special... Shenzhen Xiangfan Electronics Technology Co., LTD was established in March 2010 and is located in the Nanshan High-tech Industrial Belt of Shenzhen, Guangdong, China. It obtained the title of national high-tech enterprise in the year of 2024. It is a one-stop solution provider special...