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Factory Price 3 Phase Rotary Switch with Key Manual Changeover Feature

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • 3-Phase Power Switching: Enables manual switching between primary and backup power sources in 3-phase electrical systems, ensuring seamless power distribution.
  • Key-Locked Safety Mechanism: Features a locking function to secure the switch in a selected position, preventing accidental operation and enhancing safety in critical applications.

Key features

  • 1. Corrosion-Resistant Metal Construction

  • Material Technology: With a robust metal body (likely aluminum/steel), this switch withstands harsh industrial environments better than plastic-only alternatives. The durable PC handle ensures ergonomic comfort during frequent use.

  • 2. Enhanced Safety via Key-Lock Mechanism

  • Interactive Design: Equipped with a key-locked safety feature, you can securely lock the switch in position, preventing accidental power changes—a critical advantage over non-locking models in high-risk settings.

  • 3. High-Capacity Performance for Heavy-Duty Use

  • Performance Parameters: Supporting up to 690V and 20A, it outperforms standard 16A switches by 25%, handling high-power applications with ease.

  • 4. Versatile for Industrial & Commercial Scenarios

  • Scenario Solutions: Designed for continuous operation in commercial or industrial settings, it reliably manages power distribution for 24/7 use—ideal for applications where uptime is critical.

  • 5. Industrial-Grade Compliance

  • Certification Standards: Built to meet rigorous industrial safety standards, ensuring secure operation in demanding environments.

Product details

Factory Price 3 Phase Rotary Switch with Key Manual Changeover Feature

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

FeatureSpecificationBenefit
MaterialHandle: PC; Body: Metal (Aluminum/Steel)Combines lightweight durability with structural strength
Max. Voltage690V ACSupports high-power systems safely
Max. Current16A or 20AMeets diverse load requirements
Locking MechanismKey-activated position lockPrevents accidental switching in critical scenarios
CertificationsCE, RoHS compliantEnsures compliance with global safety standards
LabelingChinese-character markedClear 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

ParameterBase Model (16A)Advanced Model (20A)Pro Model (20A + Enhanced)
Max. Current16A20A20A (+30% overload tolerance*)
Locking MechanismStandard key lockWeatherproof lockTamper-proof lock
Operating Temp.-25°C to +70°C-30°C to +80°C-40°C to +90°C
CertificationsCE, RoHSCE, RoHS, IP54CE, RoHS, IP67

Supplier's note

  1. 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.
  2. 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.

Frequently asked questions

  • Which 3-phase manual changeover switch model suits high-current industrial applications?

  • How does the locking mechanism improve safety in industrial settings?

  • What materials are used in the 3-phase changeover switch, and why are they chosen?

  • Can this switch be customized with color-coded knobs or labels?

  • Is the switch rated for 690V systems, and what certifications does it meet?

  • How do I clean and maintain the locking mechanism?

  • What distinguishes this manual switch from automatic alternatives?

  • Can this switch handle outdoor or high-temperature environments?

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