Head to head
Crypton Class IV Roller Brake Tester vs Twin Busch TW242E-230
The Crypton Class IV Roller Brake Tester is a mot-approved roller brake tester for cars and light vans. The Twin Busch TW242E-230 is a 4.2 tonne two-post vehicle lift, basic line, single phase.
Last reviewed 13 September 2026
Specifications side by side
| Crypton Class IV Roller Brake Tester | Twin Busch TW242E-230 | |
|---|---|---|
| Supply | 400V 3-phase, 25A fuse | 230V single phase, 16A type C fuse |
| Max axle weight | 4000 kg | - |
| Max brake force per wheel | 600 kgf | - |
| Test speed | 5 km/h | - |
| Roller diameter | 182 mm | - |
| Roller length | 700 mm | - |
| Axle width range | 800-2200 mm | - |
| Max control box distance | 12 m from rollers | - |
| Warranty | 3 years | - |
| Lifting capacity | - | 4200 kg |
| Lifting height | - | 1900 mm (1940 mm pad extended, 2040 mm with adapter) |
| Lift/lower time | - | approx. 45 / 30 seconds |
| Motor power | - | 2.2 kW |
| Width between posts | - | 2850 mm |
| Max vehicle width | - | 2574 mm |
| Weight | - | 600 kg |
Sources: Crypton Class IV Roller Brake Tester, Twin Busch TW242E-230. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Class IV Roller Brake Tester if...
A Class IV MOT roller brake tester for cars and light vans up to 4 tonnes, testing at 5 km/h with a 700mm roller length. It runs from a 3-phase supply and carries a 3 year warranty. Suits an MOT-approved garage testing standard cars and vans.
Full Class IV Roller Brake Tester specifications →Buy or hire the TW242E-230 if...
A 4.2 tonne two-post lift built for a standard 230V single-phase supply, useful where 3-phase power is not available. It shares the same lifting capacity and height as the 400V Profi Line version, with telescopic support arms that lock automatically. Suits an independent garage adding a second bay without a 3-phase upgrade.
Full TW242E-230 specifications →Common questions
What is the difference between the Crypton Class IV Roller Brake Tester and the Twin Busch TW242E-230?
The Crypton Class IV Roller Brake Tester is a mOT-approved roller brake tester for cars and light vans; the Twin Busch TW242E-230 is a 4.2 tonne two-post vehicle lift, Basic Line, single phase.
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