Key Features & Core Advantages

• 16mm standard mounting hole, compatible with mainstream industrial, marine and outdoor control panels
• 2-position latching design, stable ON/OFF positioning for long-term circuit locking control
• Two contact options: 1NO and 1NO1NC, meet single and mixed circuit switching demands
• Rated 3A AC load, excellent electrical performance for conventional low-current AC circuits
• SUS304 stainless steel enclosure, anti-rust, anti-corrosion and anti-salt spray for harsh environments
• Built-in waterproof structure, works reliably in humid, splash and outdoor working conditions
• Dual connection modes: solder lead and plug-in terminal, flexible for PCB and field wiring
• Low contact resistance ≤50mΩ, ≥1000MΩ insulation resistance, 2000VAC dielectric strength
• Standard rotary head, smooth rotation and clear gear positioning for comfortable operation
• Wide operating temperature: -20℃ ~ +55℃, adapts cold and normal temperature environments
• Integrated mechanical structure, high mechanical strength and long service life
• Pure mechanical design without smart modules, low failure rate and easy maintenance
• Compact layout, save installation space for compact equipment and control boxes
• Certified industrial grade, suitable for global industrial and marine projects

Full Technical Specifications

Product Attributes

• Installation Size: 16mm Standard Panel Mount
• Gear: 2 Position Latching Type
• Contact Type: 1NO / 1NO1NC Optional
• Rated Load: 3A AC
• Shell Material: SUS304 Stainless Steel
• Head: Standard Rotary Head
• Wiring: Solder Lead & Plug-in Dual Options
• Contact Resistance: ≤50mΩ
• Insulation Resistance: ≥1000MΩ
• Withstand Voltage: 2000VAC
• Protection: Waterproof Structure
• Temp Range: -20℃ ~ +55℃
• Structure: Pure Mechanical (Non-smart)
• Core Strength: Corrosion Resistant, Dual Wiring, High Electrical Safety

Product Advantages

This 16mm latching waterproof rotary switch is built with SUS304 stainless steel, delivering outstanding anti-rust and anti-corrosion performance, especially for marine and coastal environments. The 2-position latching structure ensures stable gear retention, ideal for long-term power on/off control. It provides 1NO and 1NO1NC two contact configurations to match different AC circuit designs. With 3A rated current and premium electrical parameters, the switch maintains stable conduction and strong electrical safety. It supports solder lead and plug-in two wiring methods, adapting to PCB welding and on-site assembly requirements. The integrated waterproof design effectively prevents water splash and moisture intrusion. The wide temperature range enables normal operation in cold workshops and outdoor areas. Adopting pure mechanical structure, it features simple construction, low failure rate and minimal maintenance. Compact size makes it applicable for narrow installation spaces. It is a reliable and cost-effective control component for industrial, marine and outdoor electrical fields worldwide.

Application Scenarios

This SUS304 waterproof rotary switch is widely exported to Europe, North America, Oceania and Southeast Asia, focusing on marine and outdoor industrial fields.

• Marine vessels and waterfront equipment low-voltage power control switches
• Outdoor engineering machinery and field operation electrical components
• Wet workshop equipment and food processing machinery control knobs
• Industrial control panels and general AC circuit selector switches
• Outdoor power distribution boxes and waterproof electrical devices
• Coastal facilities and salt-spray environment electromechanical equipment

FAQ

1. What is the mounting size and operation mode?
The standard mounting hole is 16mm, it is a 2-position latching (maintained) rotary switch.

2. What contact combinations are available?
Two optional contact types: 1NO and 1NO1NC for different AC circuits.

3. What is the rated current and main electrical parameters?
Rated current 3A for AC circuits; max contact resistance 50mΩ, min insulation resistance 1000MΩ, withstand 2000VAC.

4. What material is the switch shell?
The enclosure is made of high-quality SUS304 stainless steel, anti-rust and anti-corrosion.

5. What wiring methods does it support?
It has dual terminals: solder lead and plug-in connection for different assembly needs.

6. Does this switch have waterproof function?
Yes, it adopts professional waterproof structure for humid and splash environments.

7. What is the working temperature range?
It can operate stably from -20℃ to +55℃.

8. What is the head style of this switch?
It is equipped with a standard rotary head for smooth operation.

9. What are the main application areas?
Widely used in industrial machinery, marine equipment and outdoor electrical systems worldwide.