Quality

1. Use the most famous and best quality diesel engine for the generator set, like the Cummins, Perkins, Deutz Volvo, Doosan brand, and best quality chinese brand diesel engine.

2. Use the most famous and best quality alternator for the generator set, like Leroy Somer, Stamford, Mecc Alte, Marathon or Hosem brushless self-excitation alternator. 

3. All of the materials for our generator sets are from the best quality suppliers in China.
4. Hosem Power inspect all the materials, when the materials get to our factory. If the materials cannot pass our inspection, we will return back the materials to suppliers.
5. Each generator set is tested for more than two hours from 0% load to 110% load.
6. We test all the function of the diesel generator, include all the protection alarm and shutdown, vibration, waterproof for soundrpoof canopy.
7. Every generator set should pass our testing by two of the testing technicans before delivery the diesel generator to client.
8. Supply one year or 1000 running hours warranty for our each generator set.

Standard: ISO9001 Quality Management System Certificate Number: 02825Q14477R0S Issue Date: 2025-12-18 Expiry Date: 2028-12-17 Scope/Range: All the Diesel Generator Production. Issued By: Beijing Zhong An Zhi Huan Certification Center Co., Ltd.

Standard: CE Certificate Machinery Number: 4S220803.FHPTC78 Issue Date: 2022-08-03 Expiry Date: 2027-08-02 Scope/Range: Diesel Generator Set and Gasoline Generator Set Issued By: ENTE CERTIFICATZIONE MACCHINE

Standard: Environment Management System Certificate Number: 02825E12912R0S Issue Date: 2025-12-18 Expiry Date: 2028-12-17 Scope/Range: All the Diesel Generator Production. Issued By: Beijing Zhong An Zhi Huan Certification Center Co., Ltd.

Standard: Occupational Heathly and Safety Management System Certificate Number: 02825S12756R0S Issue Date: 2025-12-18 Expiry Date: 2028-12-17 Scope/Range: All the Diesel Generator Production. Issued By: Beijing Zhong An Zhi Huan Certification Center Co., Ltd.

Standard: OEM Certificate Number: 000000 Issue Date: 2023-01-01 Expiry Date: 2023-12-31 Scope/Range: Quanchai Diesel Engine Generator Set Issued By: Anhui Quanchai Engine Co., Ltd.

Standard: OEM Certificate Number: 000000 Issue Date: 2023-01-01 Expiry Date: 2023-12-31 Scope/Range: Hosem Diesel Generator Set with Deif Controller Issued By: Deif Electrical (Shanghai) Co., Ltd.

Standard: CE Certificate Noise Number: 4S220803.FHPTC79 Issue Date: 2022-08-03 Expiry Date: 2027-08-02 Scope/Range: Soundproof Diesel Generator Set Issued By: ENTE CERTIFICATZIONE MACCHINE

Standard: CE Certificate Machinery Number: 4S220803.FHPTC78 Issue Date: 2022-08-03 Expiry Date: 2027-08-02 Scope/Range: Diesel Generator Set and Gasoline Generator Set Issued By: ENTE CERTIFICATZIONE MACCHINE

Standard: Trademark Register Certificate Number: 40572539 Issue Date: 2020-04-28 Expiry Date: 2030-02-27 Scope/Range: Hosem Diesel Generator Issued By: China National Intellectual Property Administration

Standard: CE Certificate Noise Number: 4S220803.FHPTC79 Issue Date: 2022-08-03 Expiry Date: 2027-08-02 Scope/Range: Soundproof Diesel Generator Set Issued By: ENTE CERTIFICATZIONE MACCHINE

Standard: Trademark Register Certificate Number: 40556767 Issue Date: 2020-04-28 Expiry Date: 2030-04-27 Scope/Range: HS Hosem Diesel Generator Set Issued By: China National Intellectual Property Administration