Optimess builds cogeneration systems for industrial applications. A few of their systems have been fitted with a Mitsubishi diesel engine; see a complete overview below.
| Type | Motor | Type | |
|---|---|---|---|
| BHKW | Tiger 4/8 PPN | Mitsubishi | L2E-63SGH |
| BHKW | Tiger 8/16 PPN | Mitsubishi | S3L2-63SG |
| BHKW | Tiger 12/24 PPN | Mitsubishi | S4L2-63SG |
| BHKW | Tiger 16/32 PPN | Mitsubishi | S4Q2-65SG |
| BHKW | Tiger 25/50 PPN | Mitsubishi | S4S-65SG |
| BHKW | Tiger 35/70 PPN | Mitsubishi | S6S-65SG |
