Yancheng Slong Machinery & Electric Co., Ltd. is one of the leading manufacturers and suppliers of SLONG 20kW Gas Generator High Performance Dual Fuel Compatible with LPG Gasoline and Natural Gas 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 20kW Gas Generator High Performance Dual Fuel Compatible with LPG Gasoline and Natural Gas
🔥 1. Multi-Fuel 20kW Gas Generator for Flexible Energy Choice
Supports LPG propane, gasoline, and natural gas (NG) operation. One generator with multiple fuel options, suitable for home backup power, commercial standby power, and emergency electricity needs.
⚡ 2. High Performance Dual Fuel Generator with Stable Power Output
Equipped with full copper alternator, precise fuel control, and intelligent protection system. Provides reliable power with high temperature shutdown and low oil pressure protection for safe operation.
🌍 3. Customized Gas Generator for Global Power Standards
Available in 50Hz/60Hz frequency, customized voltage, single-phase or three-phase configuration. Designed to meet different countries' power requirements.
🏠 4. Smart Backup Generator with ATS and Remote Monitoring Options
Supports ATS automatic transfer switch, 7-day self-test, WiFi monitoring, and SmartGen controller for intelligent home and commercial backup power management.
🏭 5. OEM Dual Fuel Generator Factory with 20 Years Experience
SLONG specializes in gas generators, LPG generators, and multi-fuel power solutions. Offering OEM logo, color, packaging customization, 2-year warranty, and lifetime technical support for global distributors.

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