Yancheng Slong Machinery & Electric Co., Ltd. is one of the leading manufacturers and suppliers of LPG Generator Natural Gas Generator 15kW Generator Residential Generator Silent LPG Generator Dual Fuel WiFi ATS Solar System 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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LPG Generator Natural Gas Generator 15kW Generator Residential Generator Silent LPG Generator Dual Fuel WiFi ATS Solar System
☀️ 1. Hybrid-Ready Gas Generator Compatible with Solar Energy Systems
Designed for modern energy solutions, this 15kW generator can integrate with solar inverter systems, providing reliable backup power for homes and off-grid energy applications.
⛽ 2. Dual Fuel Generator Supporting LPG and Natural Gas Operation
Compatible with LPG propane and natural gas (NG/methane), the system provides flexible fuel options and improves energy reliability in different regions.
📱 3. Smart Standby Generator with WiFi Monitoring and ATS Support
Equipped with WiFi monitoring and ATS automatic transfer switch compatibility, allowing intelligent power management and automatic backup activation during outages.
🔇 4. Silent LPG Generator Designed for Residential Applications
Featuring a low-noise enclosure design, this residential generator delivers quiet operation for villas, homes, and communities while maintaining stable power output.
⚡ 5. 15kW Residential Generator with Reliable Power Performance
Built with full copper alternator, precise air-fuel adjustment technology, high temperature shutdown, and low oil pressure protection for efficient, safe, and long-lasting operation.
| 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 |

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🔄 Automatic Power Switching with ATS
Equipped with an optional Automatic Transfer Switch (ATS), the generator automatically starts when grid power fails and restores electricity within seconds. This ensures continuous power for homes, offices, and essential equipment without manual intervention.
📶 WiFi Smart Control & Remote Start
With optional WiFi connectivity, users can monitor and control the generator remotely through smart devices. Features include remote start/stop, real-time status monitoring, and scheduled self-inspection every 7 days, ensuring the generator is always ready when needed.
🔇 Low-Noise Outdoor Operation
The generator features a silent enclosure design with IP43 rain protection, making it ideal for outdoor residential environments. The sound-reduced structure ensures quiet operation while maintaining strong power output.
🛠 Quick Maintenance & Easy Oil Refill
Designed for convenience, the generator includes quick-release service panels and internal wiring layout for fast inspection and maintenance. The system recommends SAE 15W-40 engine oil, with an accessible refill port for quick servicing.
🌡 Stable Performance in Extreme Temperatures
Engineered for durability, the generator operates reliably in environments from -15°C to 50°C, with an optional extreme cold heating kit supporting operation down to -40°C.
☀ Solar System Integration
The generator can be integrated with solar power systems to create a hybrid energy solution. When solar production drops or battery capacity is low, the generator can automatically start and supply power, ensuring continuous energy supply for off-grid or hybrid homes.
🎨 OEM Customization Available
We provide custom logo, color, labeling, and packaging design, helping distributors and brands build a strong market presence.
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