Yancheng Slong Machinery & Electric Co., Ltd. is one of the leading manufacturers and suppliers of 20kw gas generator residential commercial standby power 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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Wi-Fi Optional
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Cold-weather heating
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Solar system integration
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20kw Gas Generator Residential Commercial Standby Power
| Model | SL-JK6 | 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 | LPG & NG / Gasoline |
| Frequency (hz) | 50 / 60 | 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 | 220 120/240 |
| Gasoline(kw) | 6.0 / 6.5 | 8.0 / 8.5 | 12.0 /13.0 | 15.0 / 16.0 | 17.0 / 18.0 | 19.0 / 20.0 |
| LPG (kw) | 5.8 / 6.3 | 7.2 / 7.7 | 11.0 / 12.0 | 15.0 / 16.0 | 17.0 / 18.0 | 17.0 / 19.0 |
| NG (kw) | 5.2 / 5.6 | 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) | 2.0 | 2.14 | 3.34 | 3.76 | 3.79 | 3.81 |
| NG consumption at 75% load (m3/h) | 1.9 | 2.02 | 5.12 | 6.18 | 6.22 | 6.32 |
| Fuel Tank | 25 L | 25 L | 50 L | 50 L | 50 L | 50 L |
| Noise level at 7m dB(A) | 69 | 69 | 69 | 69 | 69 | 69 |
| Starting system | Automatic Start | Automatic Start | Automatic Start | Automatic Start | Automatic Start | Automatic Start |
| Displacement (cc) | 420 | 459 | 750 | 999 | 999 | 999 |
| Packing size (mm) | 1000 × 570 × 790 | 1000 × 570 × 790 | 1320 × 730 × 1075 | 1320 × 730 × 1075 | 1320 × 730 × 1075 | 1320 × 730 × 1075 |
| Net / Gross weight (kg) | 169 / 180 | 169 / 180 | 310 / 335 | 327 / 352 | 327 / 352 | 327 / 352 |
| 20'ft / 40'hq | 66/ 138 | 66/ 138 | 24 / 54 | 24 / 54 | 24 / 54 | 24 / 54 |
20kw Gas Generator Residential Commercial Standby Power
🌟 Multi-Fuel Compatible | Low Noise Design
Our 20kw Gas Generator Residential Commercial Standby Power supports gasoline, natural gas (methane), and LPG (propane), with a power range of 5–20kW, meeting both residential and commercial backup power needs. The low-noise design ensures quiet operation, making it ideal for homes and offices.
💧 IP43 Outdoor Rainproof | Smart Control
Built with IP43 protection, it can safely operate outdoors in rainy conditions. Equipped with a Smartgen controller, it offers single-phase or three-phase output, supports 50Hz/60Hz frequency, and voltages customizable for different countries. Optional features include Automatic Transfer Switch (ATS), 7-day automatic testing, and WiFi remote monitoring for smart management.
⚙️ Quick Maintenance & Easy Access
The panel doors are quick-release, with optimized internal wiring and layout for fast maintenance and servicing. Recommended engine oil: SAE 15W-40. Optional extreme cold weather heating kit allows reliable operation down to -40°C.
🔧 Customizable Features | High Adaptability
Optional features include variable frequency multi-fuel systems and solar system integration. Supports custom logos, colors, labels, and packaging to meet branding needs. Delivers maximum value and user-friendly experience.
20kw Gas Generator Residential Commercial Standby Power
Choose our multi-fuel generator for low noise, rainproof protection, high reliability, and quick maintenance, making it the perfect choice for residential, commercial, and backup power solutions.
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