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Electricity & Magnetism
Key Press Contact Switch, Silver-Plated Contact Points
$28.90(Ex GST)
$28.90(Ex GST)
- Classic key-press switch for simple circuit make or break control in classroom electricity experiments and demonstrations.
- Momentary action, circuit completes only while pressed, supports timed pulses and controlled contact operation.
- IEC 4 mm socket spin-free head terminals provide secure wiring and quick reconnection during practical sessions.
- Silver-plated contact points help maintain reliable electrical contact under repeated student use and handling.
- Strong phosphor bronze spring blade supports durability and long service life in routine classroom conditions.
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- Description
Description
The IEC contact key is a classic key-press switch used in basic electricity experiments to make or break a circuit. The circuit is completed only while the key is pressed, making it suitable for controlled momentary switching during demonstrations and student practical work.
Electrical connections are made via IEC 4 mm socket spin-free head terminals for secure, repeatable wiring. The contact points are silver plated, and the spring blade is made from strong phosphor bronze to support long service life in classroom use.
FAQs
Q: What type of switch is this?
A: A momentary contact key switch, the circuit is made only while the key is pressed.
Q: What is it used for?
A: Basic experiments requiring controlled make or break of a circuit.
Q: What connection terminals are fitted?
A: IEC 4 mm socket spin-free head terminals.
Q: What material are the contacts?
A: Silver-plated contact points.
Q: What is the spring blade material?
A: Phosphor bronze.
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