Buying a diesel generator
Power is a running cost, not a one-off. Size the load first, then buy for fuel economy and parts availability.
- 1
Add up the running wattage of what must stay on, then add 25 percent headroom for surge and growth.
- 2
Ask for the fuel burn per hour at half load, not just the tank size. That number decides your monthly bill.
- 3
Confirm the vendor stocks filters and AVRs locally, and get the warranty terms in writing before payment.