Yancheng Slong Machinery & Electric Co., Ltd. is one of the leading manufacturers and suppliers of dual fuel gasoline natural gas generator gasoline ng generator 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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Key Advantages for Importers & Distributors:
✅ True Dual Fuel Technology – Switch seamlessly between gasoline & natural gas for maximum convenience
✅ Clean Energy Option – NG produces lower emissions than gasoline or diesel
✅ Quiet Operation (60-68 dB) – Advanced soundproofing for residential and urban use
✅ Stable Power Output – Precision voltage regulation (±1%) for sensitive electronics
✅ Longer Engine Life – Natural gas burns cleaner, reducing maintenance needs
✅ OEM/ODM Support – Customize branding, power specs, and accessories
| Model | SL6500W-SE-DF | SL8000W-SE-DF | SL9000W-SE-DF | SL10000W-SE-DF |
| Generator type | 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 |
| Voltage | 110 /220V 120 / 240V 220 / 380V 230/400V | |||
| Rated output: Gasoline | 5.0 kW | 6.0 kW | 7.0 kW | 8.0 kW |
| Max output: Gasoline | 6.5 kW | 6.5 kW | 7.5 kW | 8.5 kW |
| Rated output: LPG /NG | 4.5 kW | 5.5 kW | 6.5 kW | 7.5 kW |
| Max output: LPG /NG | 4.0 kW | 6.0 kW | 6.0 kW | 8.0 kW |
| Power factor cos¢ | 1.0 | 1.0 | 1.0 | 1.0 |
| Fuel tank capacity | 25 L | 25 L | 25 L | 25 L |
| Noise level at 7m | ≤ 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 |
| Model | SL390 | SL420 | SL460 | SL460 |
| Engine type | single cylinder, 4-Stroke, OHV, Air cooled | |||
| Displacement | 389 cc | 420 cc | 459 cc | 459 cc |
| Rated power | 8.3 kw / 3000/3600rpm | 9.2 kw / 3000/3600rpm | 10.6 kw / 3000/3600 rpm | 10.6 kw / 3000/3600rpm |
| Oil capacity | 1.1 L | 1.1 L | 1.1 L | 1.1 L |
| Packing size | 940 × 570 mm × 780 mm | 940 × 570 mm × 780 mm | 940 × 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 |
| 20'ft / 40'hq | 72 / 150 | 72 / 150 | 72 / 150 | 72 / 150 |
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