This high-quality standard-range rheostat is designed for reliable performance in electrical experiments and circuit control.

Constructed with heavily oxidized resistance wire wound around a vitreous enamel-coated tube, ensuring durability and stable resistance.

Windings are secured with ceramic cement for enhanced thermal and mechanical stability.

The tube is mounted on robust die-cast end stands for firm support.

Features a heavy-duty, multi-leaf phosphor bronze sliding contact, nickel-plated to resist corrosion and ensure smooth operation.

Fitted with 4mm terminal posts, compatible with standard 4mm plugs, spade terminals, or bare leads for easy connections.

Specifications:

Resistance: 22 Ω
Maximum Current: 3.3 A
Tube Dimensions: 300mm x 43mm
Overall Dimensions: 355mm x 100mm x 63mm

Ideal for classrooms, labs, and technical training environments requiring adjustable resistance in electrical circuits.