WhisperPower was founded in 2007 for the manufacture and worldwide sale of diesel generators and related items, which had been sold until this point under the brand name Mastervolt.
A number of their generators have been fitted with a Mitsubishi engine. See below for a complete overview.
| WHISPER POWER | ||||
|---|---|---|---|---|
| Type | Motor | Engine brand | Remarks | |
| Super Compact diesel generator | SC6 3000rpm 230V/50Hz | L2E | Mitsubishi | 41102005 |
| Super Compact diesel generator | SC6 3600rpm 120V/60Hz | L2E | Mitsubishi | 41102055 |
| Super Quiet diesel generator | SQ6 1500rpm 230V/50Hz | L3E | Mitsubishi | 41105005 |
| Super Quiet diesel generator | SQ7 1800rpm 120V/60Hz | L3E | Mitsubishi | 41105055 |
| Super Quiet diesel generator | SQ8 1500rpm 230V/50Hz | S3L2 | Mitsubishi | 41106005 |
| Super Quiet diesel generator | SQ9.5 1500rpm 120V/60Hz | S3L2 | Mitsubishi | 41106055 |
| Super Quiet diesel generator | SQ10 1500rpm 230V/50Hz | S3L2 | Mitsubishi | 41109005 |
| Super Quiet diesel generator | SQ11 1800rpm 120V/60Hz | S3L2 | Mitsubishi | 41109055 |
| Super Compact diesel generator | SC8 3000rpm 230V/50Hz | L2E | Mitsubishi | 41103005 |
| Super Compact diesel generator | SC8 3600rpm 120V/60Hz | L2E | Mitsubishi | 41103055 |
| Super Compact diesel generator | SC10 3000rpm 230V/50Hz | L2E | Mitsubishi | 41104005 |
| Super Compact diesel generator | SC11 3600rpm 120V/60Hz | L3E | Mitsubishi | 41104055 |
| Super Quiet diesel generator | SQ12 1500rpm 230V/50Hz | S4L2 | Mitsubishi | 41107005 |
| Super Quiet diesel generator | SQ15 1800rpm 120V/60Hz | S4L2 | Mitsubishi | 41107055 |
| Super Quiet diesel generator | SQ16 1500rpm 230V/50Hz | S4Q2 | Mitsubishi | 41108005 |
| Super Quiet diesel generator | SQ20 1800rpm 120V/60Hz | S4S | Mitsubishi | 41108055 |
| Super Quiet diesel generator | SQ20 1500rpm 230V/50Hz | S4S | Mitsubishi | 41101205 |
| Super Quiet diesel generator | SQ25 1500rpm 230V/50Hz | S4S | Mitsubishi | 41101005 |
| Super Quiet diesel generator | SQ30 1800rpm 120V/60Hz | S4S | Mitsubishi | 41101055 |
| Super Quiet diesel generator | SQ27 1500rpm 230V/50Hz | S4S | Mitsubishi | 41201305 |
| Super Quiet diesel generator | SQ32 1800rpm 120V/60Hz | S4S | Mitsubishi | 41201355 |
