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Corghi EM9280 vs Crypton Class VII Roller Brake Tester

The Crypton Class VII Roller Brake Tester comes with 1 year more warranty.

Last reviewed 13 September 2026

Key differences

Specifications side by side

Corghi EM9280Crypton Class VII Roller Brake Tester
Supply115-230V single phase, 50/60Hz400V 3-phase, 25A fuse
Warranty2 years parts, 1 year labour3 years
Max wheel weight75 kg (165 lbs)-
Rim diameter range10-28in (settable to 35in)-
Rim width range1.5-20in, up to 600mm with guard-
Power consumption122 W-
Weight82 kg-
Max axle weight-4000 kg
Max brake force per wheel-1250 kgf
Test speed-2.62 km/h
Roller diameter-200 mm
Roller length-1000 mm
Axle width range-800-2200 mm
Max control box distance-12 m from rollers

Sources: Corghi EM9280, Crypton Class VII Roller Brake Tester. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the EM9280 if...

A wheel balancer taking rims from 10 up to 28 inches diameter, with automatic data input and a 7 second measuring cycle. It runs from a standard single-phase supply and carries a 2 year parts warranty. Suits a tyre bay balancing typical car and SUV wheels.

Full EM9280 specifications →

Buy or hire the Class VII Roller Brake Tester if...

  • you want one that comes with 1 year more warranty

A Class VII MOT roller brake tester with a higher 1250 kgf brake force per wheel and longer 1000mm rollers than the Class IV unit, for heavier vehicles at MOT. It tests at a slower 2.62 km/h and shares the same 3-phase supply and 3 year warranty. Suits a garage testing larger vans and light commercials alongside cars.

Full Class VII Roller Brake Tester specifications →

Common questions

What is the difference between the Corghi EM9280 and the Crypton Class VII Roller Brake Tester?

The Crypton Class VII Roller Brake Tester comes with 1 year more warranty. The Corghi EM9280 is a wheel balancer, CompactLine; the Crypton Class VII Roller Brake Tester is a mOT-approved roller brake tester for heavier vehicles.

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