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Silent Diesel Home Backup Generator 1-Phase 3-Phase

Silent Diesel Home Backup Generator 1-Phase 3-Phase
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Engine: Quanchai QC490D
Cooling Method: Water Coolding
Fuel Type: Diesel
Speed: 1500rpm
Alternator: Stamford Technologies
Rated Frequency: 50Hz
Standby Power: 22kVA
Fuel Consumption: 6.5 Lts/H
Standard: ISO8528-5
Controller: Deepsea
Output Voltage: 220V Or 380V
Warranty Period: One Year Or 1000 Running Hours
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Silent diesel home backup generator


1-Phase diesel home backup generator


3 Phase diesel whole house generator

Basic Infomation
Place of Origin: CHINA
Brand Name: Hosem
Certification: CE/ISO9001
Model Number: A-QC20HS1
Payment & Shipping Terms
Packaging Details: ply-wood or plastic film
Delivery Time: 30 days
Payment Terms: L/C, T/T
Supply Ability: 500 unit per month
Product Description



1. Whisper-Quiet Operation: Our silent generator is fitted with 2mm sheel and 3cm sound-absorbing cotton, to minimize noise levels during operation. With noise levels as low as 7 meter 68db, you'll barely notice the generator running, allowing you to enjoy peace and quiet in your home.


2. Compact and Space-Saving Design: Designed with space constraints in mind, Whether you have limited outdoor space or prefer a discreet installation, our generator offers flexibility and convenience.


3. Reliable Power Output: Equipped with Stamford technologies alternator, our silent generator delivers stable and reliable power output to keep your essential appliances and electronics running smoothly.


4. Easy Operation and Maintenance: Our silent generator is designed for user-friendly operation and hassle-free maintenance.


5. Automatic Transfer Switch (ATS) Compatibility: For added convenience and peace of mind, our silent generator is compatible with automatic transfer switches (ATS), allowing for seamless integration with your home's electrical system. In the event of a power outage, the ATS automatically switches your home to generator power, ensuring uninterrupted electricity supply.



Generator Set Specification
Model A-QC22S
Max. Power kVA 22
kW 18
Rate Power kVA 20
kW 16
Frequency Hz 50
Rate Voltage V 400/230
Rate Current A 28.9
Dimension For Open-type Genset mm 1350 X 750 X 1050
Weight For Open-type Genset kg 550
Dimension For Soundproof Genset mm 1850 X 850 X 1100
Weight For Soundproof Generator kg 860
Noise Level at 7 Meters dBA 70
Fuel Tank Capacity Liters 75
Battery One of Free Maintenance Battery


Engine Specification
Engine Manufacturer Anhui Quanchai Engine Co., Ltd.
Engine Brand Quanchai
Engine Model N490D
No. of Cylinder 4 Cylinder in line
Aspiration Naturally Aspirated
Governor Mechanical
Engine Max. Output Power kW 22
Displacement L 2.672
Starting Voltage V 12
Bore mm 90
Stroke mm 105
Lubrication Oil Capacity L 6.8
Compression Ratio 18 : 1
Intake Air Flow M3/Min 2
Fuel Consumption at 100% Load L 6.6


Alternator Specification
Alternator Manufacturer Fuzhou Hosem Power Co., Ltd.
Alternator Model ASF184E
Alternator Brand Hosem
Rate Output kVA 22
Frequency Hz 50Hz
Altitude M ≤1000
Insulation Class H
Voltage Regulation SX460
Protection Grade IP23
Working Temperature without Output Decrease ≤40℃
Phase 3 Phase
Temperature Rise 125 Degree Celsius
Alternator for optional Leroy Somer, Marathon, Mecc Alte and Hosem Brushless alternator for optional



Silent Diesel Home Backup Generator 1-Phase 3-Phase 0


Silent Diesel Home Backup Generator 1-Phase 3-Phase 1


Q: Do you offer OEM service?
A: Yes
Q: What is your payment term?
A: 30% T/T in advance, 70% balance when receiving B/L copy, Or 100% irrevocable L/C at sight.
Q: What is your lead time?
A: About 20-30 days after receiving advance deposit or original L/C.
Q: What certificates do you have?
A: We have CE, ISO. And we can apply for specific certificates for different countries such as SONCAP for Nigeria, COI for Iran, SASO for Saudi Arabia, etc.
Q: What warranty do you provide?
A: One year, during the guarantee period, we will supply free of the easily damaged parts for the possible problems except for the incorrect operation. After expiration, we supply cost spare parts for Genset maintenance.


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Get in touch with us
Contact Person : Jack Zheng
Tel : 86-15959182792
Fax : 86-591-86397381
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