RS-112 Reliable and durable Knob switch

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RS-112 Reliable and durable Knob switch

Safety certification technical data: This product has TUV

TUV certification technical parameters:
16 (16) A  125/250 VAC  T125  2E4
16 (8) A  125/250 VAC  T125  2E4

Product Information

Engineered for exacting performance in demanding applications, this high-caliber knob switch delivers uncompromising reliability and long-term durability. Built to accommodate multi-position control requirements, it serves as an essential electromechanical component across a broad range of residential and commercial devices that demand accurate mode or gear selection.

Crafted with precision, the switch features a modular design that allows for various shaft configurations and housing options, enabling seamless integration into diverse systems. Its adaptable nature makes it an ideal choice for use in appliances such as electric stew pots, blenders, vacuum cleaners, and air circulation systems, as well as in portable power tools like hair dryers and heat guns where consistent electrical disconnect is imperative.

This rotary switch is designed to endure repetitive use without sacrificing functionality. The internal mechanism is protected by a sturdy enclosure that resists mechanical stress and environmental degradation, ensuring optimal operation under varied conditions. Additionally, the switch can be tailored to meet specific electrical and mechanical specifications, including contact arrangements, actuator types, and current handling capacities.

With its smooth actuation and clear position detents, the knob switch offers superior user feedback and control. It is an exemplary solution for applications where selective mode activation and signal routing are critical to device functionality.

Whether utilized in kitchen appliances, lighting units, or outdoor equipment, this switch stands as a testament to engineered excellence—delivering years of trouble-free service with minimal maintenance. Choose this knob switch when dependability, precision, and longevity are imperative to your product design.

About SHQIJIA

Shanghai Qijia Electronics Co., Ltd. was founded in 2004. After more than two decades of development and accumulation, it has grown into a high-tech enterprise integrating the design, R&D, manufacturing, sales, and service of high-quality appliance switches, establishing a professional and reliable brand image in the industry.

 

The company's core product line, "shqijia," covers a wide range of AC and DC appliance switches, including micro switches, rocker switches, pushbutton switches, trigger switches, and rotary switches, as well as AC and DC circuit board modules and controllers. These products are widely used in AC and DC power tools, electric garden tools, cleaning equipment, household appliances, medical equipment (oxygen concentrators), generators, electric strollers, water pumps, and other electronic and mechanical fields, providing customers in various industries with highly adaptable core component solutions.

 

In 2025, the company opened a new factory, which offers a comfortable environment and convenient transportation. With over 150 employees, over 20 assembly lines, more than 20 injection molding machines, and over 40 automated equipment, the company boasts an annual production capacity exceeding 80 million units and annual sales exceeding 100 million yuan, providing stable and efficient product supply support to customers worldwide.

 

In the areas of technological innovation and standardization, the company has achieved fruitful results, holding over 60 patents of various types, including over 10 invention patents. The company has participated in the formulation and revision of numerous national and industry standards for appliance switches, continuously promoting the development of technical standardization in the industry. Leveraging its outstanding comprehensive strength, the company has been awarded numerous honorary titles, including "Shanghai Harmonious Labor Relations Enterprise," "Shanghai High-tech Enterprise," and "Shanghai Specialized and Innovative Enterprise," demonstrating its significant contribution to regional economic and industry development.

 

To ensure product quality and international compliance, the company has established a state-of-the-art switch testing center (laboratory) that is accredited by the US UL WTDP Witnessed Laboratory and fully ISO 9001 Quality Management System. Its entire product line has successfully passed multiple international certifications, including UL and ETL in the US, TÜV, CE, SEMKO, and CB in Europe, KC in South Korea, and CQC in China, fully meeting the access requirements of diverse global markets.

  

In addition, the company possesses professional independent product and mold design capabilities, providing customized development services based on individual customer needs and precisely matching diverse application scenarios. In production, the company not only incorporates advanced manufacturing technologies and product processes, but also has a FFU cleanroom to ensure precise process implementation. In recent years, the company has implemented larger-scale automation, significantly improving production efficiency and product quality consistency, laying a solid foundation for the continuous delivery of high-quality products.

  

Qijia products have earned widespread recognition and trust from customers worldwide for their superior quality, advanced manufacturing processes, competitive pricing, and comprehensive after-sales service. Our core customer base includes large and medium-sized domestic and international complete machine manufacturers, globally renowned power tool and garden tool brands, and leading international home appliance manufacturers. We have been recognized numerous times by renowned international clients with honors such as "Excellent Supplier of the Year."

  

Adhering to the core principle of "Quality is the lifeblood of the enterprise, and wholehearted customer service," the company is committed to building a globally renowned high-end brand of appliance switches. Currently, we are continuously optimizing our R&D capabilities and production standards to precisely meet international market demands. We are also deepening collaboration with global partners to provide high-value solutions for diverse application scenarios. Going forward, Qijia will further expand its global presence, upholding the principles of integrity and innovation, and striving to build long-term, mutually beneficial partnerships with customers worldwide.

Shanghai Qijia Electronics Co., Ltd.

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