Yancheng Slong Machinery & Electric Co., Ltd. is one of the leading manufacturers and suppliers of SLONG Home Standby Generator Silent Dual Fuel Backup Power for Emergencies Home or Business in China. With abundant experience, we warmly welcome you to wholesale durable products in stock here and get quotation from our factory. All customized products are with high quality and low price.




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SLONG Home Standby Generator Silent Dual Fuel Backup Power for Emergencies Home or Business
🔇 1. Silent Standby Generator Designed for Emergency Power Needs
SLONG home standby generator adopts a low-noise enclosure design, providing quiet and stable backup electricity for homes, offices, shops, and commercial facilities during unexpected power interruptions.
⛽ 2. Dual Fuel Generator with Flexible Energy Options
Compatible with LPG propane and natural gas (NG/methane), the dual fuel system offers more fuel flexibility and ensures continuous power availability when one energy source is limited.
⚡ 3. Emergency Backup Generator with Strong Continuous Performance
Designed for critical situations, SLONG generator supports long-duration emergency operation up to 72 hours, delivering dependable power during storms, disasters, and grid failures.
🏠 4. Smart Power Solution for Residential and Commercial Applications
Supports ATS automatic transfer switch, 7-day automatic testing, and WiFi monitoring, helping users manage backup power more conveniently and improve system reliability.
🏭 5. Professional Dual Fuel Generator Manufacturer with Custom Solutions
SLONG focuses on silent gas generators, LPG generators, natural gas generators, and standby power systems with 20 years manufacturing experience. Provides OEM customization, customized voltage/frequency, extreme climate solutions, 2-year warranty, and lifetime technical support for global partners.
| Model | SL6500W-SE-DF | SL8000W-SE-DF | SL9000W-SE-DF | SL10000W-SE-DF | SL12000W-SE-DF |
| Generator type | Silent Gasoline / LPG/NG Generator | Silent Gasoline / LPG/NG Generator | Silent Gasoline / LPG/NG Generator | Silent Gasoline / LPG/NG Generator | Silent Gasoline / LPG/NG Generator |
| Frequency | 50 Hz / 60 Hz | 50 Hz / 60 Hz | 50 Hz / 60 Hz | 50 Hz / 60 Hz | 50 Hz / 60 Hz |
| Voltage | 110 /220V 120 / 240V 220 / 380V 230/400V | ||||
| Rated output: Gasoline | 5.0 kW | 6.0 kW | 7.0 kW | 8.0 kW | 10.0 kW |
| Max output: Gasoline | 6.5 kW | 6.5 kW | 7.5 kW | 8.5 kW | 11.0 kW |
| Rated output: LPG /NG | 4.5 kW | 5.5 kW | 6.5 kW | 7.5 kW | 9.0 kW |
| Max output: LPG /NG | 4.0 kW | 6.0 kW | 6.0 kW | 8.0 kW | 10.0 kW |
| Power factor cos¢ | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| Fuel tank capacity | 25 L | 25 L | 25 L | 25 L | 50 L |
| Noise level at 7m | ≤ 69 dB(A) | ≤ 69 dB(A) | ≤ 69 dB(A) | ≤ 69 dB(A) | ≤ 69 dB(A) |
| Starting system | Recoil start / Electric start | Recoil start / Electric start | Recoil start / Electric start | Recoil start / Electric start | Recoil start / Electric start |
| Model | SL390 | SL420 | SL460 | SL460 | SL550 |
| Engine type | single cylinder, 4-Stroke, OHV, Air cooled | ||||
| Displacement | 389 cc | 420 cc | 459 cc | 459 cc | 550 cc |
| Rated power | 8.3 kw / 3000/3600rpm | 9.2 kw / 3000/3600rpm | 10.6 kw / 3000/3600 rpm | 10.6 kw / 3000/3600rpm | 13 kw / 3000/3600rpm |
| Oil capacity | 1.1 L | 1.1 L | 1.1 L | 1.1 L | 1.2 L |
| Packing size | 940 × 570 mm × 780 mm | 940 × 570 mm × 780 mm | 940 × 570 mm × 780 mm | 940 mm × 570 mm × 780 mm | 940 mm × 570 mm × 780 mm |
| Net / Gross weight | 150 kg / 157 kg | 152 kg / 159 kg | 153 kg / 160 kg | 154 kg / 161 kg | 160 kg / 170 kg |
| 20'ft / 40'hq | 72 / 150 | 72 / 150 | 72 / 150 |
72 / 150 |
72 / 150 |

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