Yancheng Slong Machinery & Electric Co., Ltd. is one of the leading manufacturers and suppliers of Generator Natural Gas Generator Wholesale Smart Home Standby Generator with ATS Natural Gas Propane 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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LPG & Natural Gas Generators - China Wholesale Supplier for Global Buyers
As a leading Chinese generator manufacturer, we specialize in high-quality LPG and natural gas generators for wholesale buyers worldwide. Our factory-direct pricing ensures you get premium backup power solutions at competitive rates.
Key Product Advantages:
✔ Dual Fuel Technology - Choose between propane (LPG) or natural gas operation
✔ Wide Power Range - Models from 5kW to 50kW for residential/commercial use
✔ OEM/ODM Services - Custom branding, colors, and specifications available
✔ Automatic Options - Transfer switch-ready for seamless backup power
✔ CE/ISO Certified - Meets international quality and safety standards
✔ Competitive Pricing - 30-50% lower than Western brands
| Model | SL-JK5 | SL-JK6 | SL-JK8 | SL-JK12 | SL-JK17 | SL-JK18 |
| 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) | 5.0 / 5.5 | 6.0 / 6.5 | 8.0 / 8.5 | 12.0 /13.0 | 15.0 / 17.0 | 18.0 / 20.0 |
| LPG (kw) | 4.5 / 4.95 | 5.4 / 5.85 | 7.2 / 7.7 | 11.0 / 12.0 | 15.3 / 16.2 | 16.2 / 18.0 |
| NG (kw) | 4.0 / 4.4 | 4.8 / 5.2 | 6.5 / 7.0 | 10.0 / 11.0 | 12.0 / 13.6 | 14.4 / 16.0 |
| Power factor cos¢ | 1.0 | 1.0 | 1.0 | 1.0 | 0.8 | 0.8 |
| Fuel tank capacity (L) | / | / | / | / | / | / |
| LPG consumption at 75% load (kg/h) | 4.53 | 1.58 | 2.14 | 3.34 | 3.76 | 3.76 |
| NG consumption at 75% load (m3/h) | 1.79 | 1.84 | 2.02 | 5.12 | 6.18 | 6.18 |
| Fuel Tank | 25 L | 25 L | 25 L | 50 L | 50 L | 50 L |
| Noise level at 7m dB(A) | 69 | 69 | 69 | 69 | 69 | 69 |
| Starting system | Electric Start | Electric Start | Electric Start | Electric- start | Electric- start | Electric- start |
| Engine Model | SL390 | SL420 | SL460 | GB750 | GB1000 | GB1000 |
| Displacement (cc) | 389 | 420 | 459 | 750 | 999 | 999 |
| Packing size (mm) | 1000 × 570 × 790 | 1000 × 570 × 790 | 1000 × 570 × 790 | 1320 × 730 × 1075 | 1320 × 730 × 1075 | 1320 × 730 × 1075 |
| Net / Gross weight (kg) | 169 / 180 | 169 / 180 | 169 / 180 | 310 / 335 | 327 / 352 | 327 / 352 |
| 20'ft / 40'hq | 66/ 138 | 66/ 138 | 66/ 138 | 24 / 54 | 24 / 54 | 24 / 54 |
Generator Natural Gas Generator Wholesale Smart Home Standby Generator with ATS Natural Gas Propane
🏠 1. Smart Home Standby Generator for Intelligent Energy Protection
Designed for modern residential applications, this smart standby generator provides reliable backup electricity with convenient operation and improved home energy management.
🔄 2. ATS Equipped Generator for Automatic Power Recovery
Integrated with ATS automatic transfer system, the generator can detect power interruption and restore electricity automatically without manual operation.
⛽ 3. Natural Gas and Propane Dual Fuel Generator
Compatible with natural gas (NG/methane) and propane LPG, offering flexible fuel choices for different regions and ensuring continuous backup power availability.
📦 4. Wholesale Gas Generator Solution for Global Distributors
Designed for bulk purchasing and distribution markets, supporting customized specifications, packaging solutions, and project-based supply requirements.
⚙️ 5. Reliable Standby Generator with Smart Control Features
Built with intelligent monitoring and stable power management technology, providing efficient operation, easy handling, and dependable long-term backup performance.
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