Yancheng Slong Machinery & Electric Co., Ltd. is one of the leading manufacturers and suppliers of SLONG Natural Gas Generator Portable Outdoor Silent Backup Power Residential Emergency Ready 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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| Model | SL-JK8 | SL-JK12 | SL-JK17 | SL-JK18 | SL-JK20 |
| Fuel Type | LPG & NG / Gasoline | LPG & NG / Gasoline | LPG & NG / Gasoline | LPG & NG / Gasoline | LPG & NG / Gasoline |
| Frequency (hz) | 50 / 60 | 50 / 60 | 50 / 60 | 50 / 60 | 50 / 60 |
| Voltage (v) | 220 120/240 | 220 120/240 | 220 120/240 | 220 120/240 | 220 120/240 |
| Gasoline(kw) | 8.0 / 8.5 | 12.0 /13.0 | 15.0 / 16.0 | 17.0 / 18.0 | 19.0 / 20.0 |
| LPG (kw) | 7.2 / 7.7 | 11.0 / 12.0 | 15.0 / 16.0 | 17.0 / 18.0 | 17.0 / 19.0 |
| NG (kw) | 6.5 / 7.0 | 10.0 / 11.0 | 14.0 / 15.5 | 15.0 / 17.0 | 15.0 / 17.0 |
| LPG consumption at 75% load (kg/h) | 2.14 | 3.34 | 3.76 | 3.79 | 3.81 |
| NG consumption at 75% load (m3/h) | 2.02 | 5.12 | 6.18 | 6.22 | 6.32 |
| Fuel Tank | 25 L | 50 L | 50 L | 50 L | 50 L |
| Noise level at 7m dB(A) | 69 | 69 | 69 | 69 | 69 |
| Starting system | Automatic Start | Automatic Start | Automatic Start | Automatic Start | Automatic Start |
| Displacement (cc) | 459 | 750 | 999 | 999 | 999 |
| Packing size (mm) | 1000 × 570 × 790 | 1320 × 730 × 1075 | 1320 × 730 × 1075 | 1320 × 730 × 1075 | 1320 × 730 × 1075 |
| Net / Gross weight (kg) | 169 / 180 | 310 / 335 | 327 / 352 | 327 / 352 | 327 / 352 |
| 20'ft / 40'hq | 66/ 138 | 24 / 54 | 24 / 54 | 24 / 54 | 24 / 54 |
SLONG Natural Gas Generator Portable Outdoor Silent Backup Power Residential Emergency Ready
🌿 1. Portable Natural Gas Generator for Outdoor and Residential Backup
SLONG natural gas generator is designed for outdoor power supply, home backup, and emergency applications. Compact and practical design makes it suitable for villas, residential areas, and remote locations.
🔇 2. Silent Gas Generator with Low Noise Operation
Built with a silent enclosure structure and IP43 outdoor protection, this generator reduces operating noise while providing reliable electricity for homes and small businesses.
⛽ 3. Dual Fuel Generator Supporting Natural Gas and LPG
Compatible with natural gas (NG/methane) and LPG propane, offering flexible fuel choices and efficient energy use for different regions and power requirements.
⚡ 4. Emergency Backup Generator with Safe and Stable Performance
Features full copper alternator, precise fuel control, high temperature shutdown, and low oil pressure protection to ensure reliable operation during power outages and emergencies.
🏭 5. Professional Gas Generator Manufacturer with OEM Customization
SLONG specializes in portable gas generators, silent generators, and dual fuel backup power systems with 20 years manufacturing experience. Provides OEM logo, color, packaging customization, ATS options, 2-year warranty, and lifetime technical support for global partners.


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