Reversing Key |Commutator Manufacturer,Supplier and Exporter in India
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Product Code : SCL-EAE-14635
A Reversing Key (Commutator) is an essential switching device used in physics laboratories to instantly reverse the direction of current flow in a circuit. It is widely used in experiments involving electromagnetism, magnetic field direction, galvanometer deflection, motor principles, and polarity studies.
Designed for educational environments, it provides a safe, reliable, and convenient way to change current direction during demonstrations.
Key Features
- Instant current-reversing mechanism for quick and clear experimental results.
- Sturdy switch lever ensures smooth toggling between forward and reverse current.
- High-quality brass/nickel-plated contacts provide low-resistance and reliable performance.
- Strong insulated base (wooden, plastic, or bakelite) for safe handling.
- Clearly marked terminals for easy student understanding.
- Durable design, suitable for repeated use in classroom setups.
- Low contact wear ensuring long service life.
- Essential for experiments involving magnetic polarity, galvanometer deflection, and motor direction.
Technical Specifications
- Type: Double-pole Reversing Key (DPDT type)
- Base Material: Wooden / Plastic / Bakelite
- Contact Material: Brass or nickel-plated metal
- Operation: Manual lever switch for reversing polarity
- Dimensions: Typically 80–120 mm (varies by model)
- Terminals: 4 or 6 screw terminals for easy circuit integration
- Insulation: High-dielectric base for enhanced safety
- Suitable For:
- Electromagnetism experiments
- Fleming’s left/right-hand rule demonstrations
- Reversing galvanometer connections
- Simple DC motor direction control
- Polarity change in battery circuits
Why Choose Indian Lab Supplier for This Product?
Designed specifically for physics labs, ensuring reliable current reversal with minimal resistance loss.
Made with corrosion-resistant metal contacts and durable insulated bases that withstand years of classroom use.
Smooth lever action and strong insulation make it safe for beginner-level experiments.
Provides excellent performance at competitive Indian pricing, ideal for bulk institutional purchases.
Used by schools, colleges, engineering institutes, ITIs, polytechnics, and science centers nationwide.
We provide quick dispatch, easy replacement options, and responsive customer assistance.
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