Song Chuan Relays: Delivering Reliable Performance Across Today’s White‑Goods Appliances
White‑goods appliances are a part of everyday life — keeping food fresh, cleaning dishes, washing clothes, heating meals, and maintaining comfortable indoor environments. Behind the scenes, these appliances rely on dependable electrical components to operate safely and consistently. One of the most important components is the relay, responsible for switching motors, compressors, heating elements, pumps, and control circuits.
Song Chuan, a global leader in electromechanical relays, has become a trusted supplier for appliance manufacturers thanks to their strong performance, long life, and ability to handle demanding household loads. Their relay families are designed to support the full range of white‑goods applications, from refrigeration to laundry to climate control.
Supporting Every Major Appliance Category
Food Preservation: Refrigerators & Freezers
Cooling appliances depend on relays to manage compressors, fans, and defrost systems. These loads require relays that can handle high inrush currents and frequent cycling. Song Chuan provides high‑power, long‑endurance relays that deliver stable switching performance, helping refrigerators and freezers maintain consistent temperature control.
Laundry: Washing Machines & Dryers
Laundry appliances run multiple cycles per week, often under heavy mechanical and electrical stress. Motors, pumps, and heating elements all rely on reliable switching. Song Chuan’s compact PCB relays offer strong electrical endurance and long mechanical life, making them ideal for washers and dryers that need dependable operation year after year.
Cooking: Ovens, Stoves & Microwaves
Cooking appliances require relays that can manage heating elements, fans, and safety circuits — often in high‑temperature environments. Song Chuan relays provide excellent isolation, high dielectric strength, and stable performance, supporting both traditional cooking appliances and modern smart‑home designs.
Cleaning: Dishwashers
Dishwashers operate in a harsh environment with moisture, vibration, and heat. Pumps, heaters, and control boards all depend on reliable switching. Song Chuan’s relay designs offer moisture resistance, vibration tolerance, and strong electrical performance, making them a dependable choice for dishwasher manufacturers.
Climate Control: Air Conditioners, Dehumidifiers, Fans & Heaters
Climate‑control appliances often run for long periods and require relays that can handle compressors, blowers, and heating elements. Song Chuan’s high‑surge, high‑endurance relays are widely used across HVAC and comfort‑control products, providing stable performance under heavy load conditions.
832HA 40A PCB Relay with QC Terminals
Features:
Heavy duty 40A general purpose PCB power relays.
Available for top faston, flux tight, sealed versions.
UL Class F as standard.
High CTI 250 material or product comply with IEC 60335-1 are available.
Special design for UPS, power supply of high rating application.
Complies with RoHS-Directive 2011/65/EU.
Why Manufacturers Trust Song Chuan
Proven reliability across millions of appliances worldwide
High electrical endurance for long product life
Compact, efficient designs for modern control boards
Strong performance with inductive and resistive loads
Global certifications including UL, TUV, and CQC
Consistent quality backed by global manufacturing and engineering support
Song Chuan’s relay portfolio helps appliance manufacturers meet today’s expectations for safety, efficiency, and long‑term reliability — all while supporting the shift toward smarter, more connected home appliances.
Looking for Song Chuan Solutions? WD Engineering Sales Is Your Local Rep
If your team is designing or sourcing components for white‑goods appliances, WD Engineering Sales is the local representative for Song Chuan. We can help you identify the right relay series for your application, provide technical guidance, and support your project from concept through production.
Contact WD today to get started — we’re here to help you find the best Song Chuan solution for your appliance designs.