Head to head
Crypton Class VII Roller Brake Tester vs MAHA ZS DUETT 3.5 FT
The Crypton Class VII Roller Brake Tester is a mot-approved roller brake tester for heavier vehicles. The MAHA ZS DUETT 3.5 FT is a 3.5 tonne two-post in-ground vehicle lift.
Last reviewed 13 September 2026
Specifications side by side
| Crypton Class VII Roller Brake Tester | MAHA ZS DUETT 3.5 FT | |
|---|---|---|
| Supply | 400V 3-phase, 25A fuse | 400V 3-phase 50Hz, 16A fuse |
| 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 | - |
| Warranty | 3 years | - |
| Load capacity | - | 3500 kg |
| Max lifting height | - | 1960 mm |
| Lift/lower time | - | approx. 35 / 35 seconds, load-dependent |
| Motor power | - | 3.0 kW |
| Post distance | - | 1350 mm |
| Support range | - | 1400-2000 mm (longitudinal) |
| Installation depth required | - | 2300 mm |
Sources: Crypton Class VII Roller Brake Tester, MAHA ZS DUETT 3.5 FT. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Class VII Roller Brake Tester if...
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 →Buy or hire the ZS DUETT 3.5 FT if...
A 3.5 tonne two-post lift with its posts set into the floor, giving a clear working area without overhead framing. It needs 2300mm of installation depth, so suits a new build or a garage able to dig in a pit. Lift and lower each take around 35 seconds.
Full ZS DUETT 3.5 FT specifications →Common questions
What is the difference between the Crypton Class VII Roller Brake Tester and the MAHA ZS DUETT 3.5 FT?
The Crypton Class VII Roller Brake Tester is a mOT-approved roller brake tester for heavier vehicles; the MAHA ZS DUETT 3.5 FT is a 3.5 tonne two-post in-ground vehicle lift.
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