Hand Crank Power Generator Model – Science Teaching Instrument With Di

Hand Crank Power Generator Model – Science Teaching Instrument With Diode, LED Lights & Bulb For Physics Labs(2 pcs)

$46.97 $121.82

Specifications：

Product Name: Hand-Crank AC/DC Generator

Function: Demonstrates electromagnetic induction, AC/DC generation, and current direction using diodes

Output Performance: No-load Voltage: ≥ 6V (at 1200–1600 rpm)

Load Voltage: ≥ 3V

Load Current: Approx. 0.3A

Output Type: AC and DC (switchable based on brush position)

Structure Components: Commutator (Central Copper Tube), Dual Carbon Brushes, LED Diodes, Gear Mechanism, Crank Handle

Brush Position Control:

Brushes placed on both ends of commutator → AC Output

Brushes placed near the center → DC Output

Indicators: Red and Green LED diodes for showing current direction and AC/DC switching

Material: Plastic housing, metal shaft, copper commutator, metal brushes, electronic components

Learning Focus: Electromagnetic induction, generator operation, energy conversion, AC/DC characteristics, current direction

Recommended Use: Middle School & High School Physics Labs, STEM Education, Demonstration Experiments

Operation: Manual hand-crank