The Factory Price 3 Phase Manual Changeover Switch with Key is a rugged, industrial-grade control solution designed for reliable power management in demanding environments. Built with a durable PC handle, metal body, and locking mechanism, it ensures safety and precision in applications requiring manual circuit switching.
Technical specifications
Feature | Specification | Benefit |
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Material | Handle: PC; Body: Metal (Aluminum/Steel) | Combines lightweight durability with structural strength |
Max. Voltage | 690V AC | Supports high-power systems safely |
Max. Current | 16A or 20A | Meets diverse load requirements |
Locking Mechanism | Key-activated position lock | Prevents accidental switching in critical scenarios |
Certifications | CE, RoHS compliant | Ensures compliance with global safety standards |
Labeling | Chinese-character marked | Clear function identification for operators |
Customization guide
Adjustable parameters include:
- Knob Design/Color: Customize knob shape, color, or labeling to match specific operational needs.
- Material Upgrades: Reinforce body material (e.g., stainless steel) for extreme environments.
- Additional Positions: Expand switch positions for multi-circuit control.
Get inspired
With its locking mechanism and robust construction, this switch is ideal for industrial machinery, power distribution panels, or any setup requiring secure, manual power management. The ergonomic PC handle ensures effortless operation, while the metal body withstands harsh conditions.
Choose your model
Parameter | Base Model (16A) | Advanced Model (20A) | Pro Model (20A + Enhanced) |
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Max. Current | 16A | 20A | 20A (+30% overload tolerance*) |
Locking Mechanism | Standard key lock | Weatherproof lock | Tamper-proof lock |
Operating Temp. | -25°C to +70°C | -30°C to +80°C | -40°C to +90°C |
Certifications | CE, RoHS | CE, RoHS, IP54 | CE, RoHS, IP67 |
Supplier's note
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Technical Breakthroughs:
- Tamper-Proof Locking: The Pro Model’s lock resists forced entry, critical for high-security zones.
- Extreme Temperature Tolerance: The Pro’s -40°C rating enables use in Arctic environments, unmatched by standard switches.
- IP67 Waterproofing: Sealed design protects against dust/water ingress, ideal for outdoor or marine applications.
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Version Selection Guide:
- Base Model (16A): Suitable for standard industrial setups with moderate load demands.
- Advanced Model (20A): Choose for higher current needs (e.g., heavy machinery) and light outdoor use.
- Pro Model: Required for extreme conditions (e.g., offshore platforms, chemical plants) where durability and safety are paramount.
With the Pro’s IP67 rating, you can install it in outdoor substations without environmental concerns. Its overload tolerance ensures stable performance during peak loads, while the tamper-proof lock prevents unauthorized access. For small workshops, the Base Model offers cost-effective reliability.
*Note: "+" values indicate performance improvements over baseline industry standards.