Trans-Ratio is a fully self-contained transformer system which enables
students to investigate turns ratios and efficiency with the minimum of
complication. The Primary coil has tappings at 200, 400 and 600 turns while
the Secondary has 100, 200, 300, 400, 500 and 600 turns all brought out to 4mm
sockets. An AC supply of up to 6V is required with AC voltmeters for
monitoring purposes. Full instructions supplied with experiment details etc.
Size: 180 x 100 x 75mm
• For teaching transformer operation
• Demonstrate changing number of turns
• Can be used to demonstrate induction


Free on orders greater than €500
Trans-ratio (transformer system) (Each)
Item #: XEM230010€110.88
Trans-ratio (transformer system) (Each)
UK mainland (excluding Northern Island, Scottish Islands, Channel Islands and the Isle of Wight) :
Orders less than €75.00 are subject to a €7.50 carriage and packing charge.
Free delivery is available on all standard stock orders over €75.00 (exclusive of VAT, Hazardous Chemical Delivery Surcharge)
Northern Island, Isle of Man, Scottish Islands, Channel Islands and Scilly Isles:
Orders less than €250.00 are subject to a €12.00 carriage and packing charge.
Free delivery is available on all standard stock orders over €250.00 (exclusive of VAT, Hazardous Chemical Delivery Surcharge)
International :
We ship to most countries and carriage is quoted as extra. Please contact our international team for further information.