Head to head
Atlas Copco QAS 45 vs Stephill SSDP60V
The Atlas Copco QAS 45 is a silenced diesel generator, 43,5 kva prime power. The Stephill SSDP60V is a 56 kva super silent diesel generator with perkins engine.
Last reviewed 6 October 2026
Specifications side by side
| Atlas Copco QAS 45 | Stephill SSDP60V | |
|---|---|---|
| Fuel tank | 92 / 257 (l) | 360 Litres |
| Noise level | 62 (LpA at 7m, dB(A)) | 65dBA @ 7 metres |
| Weight | 985 / 1065 (dry / wet, kg) | 1470 KG |
| Prime power PRP | 43,5 / 35 (kVA / kW) | - |
| Emergency standby power ESP | 47,6 / 38 (kVA / kW) | - |
| Output | - | 56.0kVA / 44.8kW |
| Engine | - | Perkins 904J-E28TA |
Sources: Atlas Copco QAS 45, Stephill SSDP60V. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the QAS 45 if...
A mid-size 50Hz site generator for temporary power on larger sites and events, from the Atlas Copco QAS range that the maker designs for rental use. The brochure lists two fuel tank capacities for longer runs between refuels.
Full QAS 45 specifications →Buy or hire the SSDP60V if...
Three-phase generator for hire fleets, construction, events, utilities and standby use. Large bunded tank gives long run times between refuels.
Full SSDP60V specifications →Common questions
What is the difference between the Atlas Copco QAS 45 and the Stephill SSDP60V?
The Atlas Copco QAS 45 is a silenced diesel generator, 43,5 kVA prime power; the Stephill SSDP60V is a 56 kVA super silent diesel generator with Perkins engine.
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