Yancheng Slong Machinery & Electric Co., Ltd. is one of the leading manufacturers and suppliers of heavy-duty standby generator for disaster response, off-grid installations and critical backup 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.
Heavy-Duty Standby Generator for Disaster Response, Off-Grid Installations and Critical Backup Power
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20 kW Residential Natural Gas LPG Gasoline Generator Three-Fuel Low Noise Design
| 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 |
Heavy-Duty Standby Generator for Disaster Response, Off-Grid Installations and Critical Backup Power
⚡ Reliable Emergency & Disaster Power
Designed for continuous operation up to 72 hours, ensuring critical backup for disaster response, off-grid sites, and emergency facilities without interruption.
🔥 Multi-Fuel Flexibility
Runs on Gasoline, LPG (Propane), and Natural Gas (Methane), providing versatile fuel options for areas with limited supply or remote locations.
🌍 Rugged Outdoor Design
Built with a weatherproof IP43 enclosure and robust components, suitable for high-temperature, high-humidity, or coastal environments, ensuring dependable performance in harsh conditions.
🛡️ Smart Protection & Efficient Control
Equipped with SmartGen controller, high-temperature and low-oil-pressure safeguards, leak-prevention, and optional ATS for automatic switching, offering safe and efficient operation for critical loads.
🏭 Expertly Manufactured with Global Reach
From a professional factory with 20 years of experience, offering customizable logos, colors, labels, packaging, and technical solutions. Backed by a 2-year warranty and lifetime technical support for distributors, wholesalers, and emergency response partners worldwide.
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