... : Engine collant and oil heater, alternator space heater, cooling for heating exchange, communictaion interface, battery charger by main supply, ... ,our company will provide the free easy-damaged spare part for problems caused by our quality of production or raw ... operation.After expiration,our company provides cost spare parts maintenance for gen-set.Manfuacturing standard:ISO8528, ISO1105,ISO3046; GB/ ...