20kW Liquid Cooled Gas Generator – Residential Standby (NG/LPG)

Ensure your home or small business never goes dark with this powerful 20kW liquid-cooled gas generator. Designed for residential standby use, it delivers reliable backup power on both Natural Gas (NG) and LPG, keeping essential appliances, HVAC systems, and electronics running smoothly during outages.

With a compact, steel-gray enclosure and low-noise operation, this generator blends into your property while providing robust performance in extreme temperatures – from harsh winters to scorching summers. Its advanced liquid-cooled engine and high-capacity radiator are engineered for continuous operation, even above 50°C (122°F), making it ideal for demanding environments.

Backed by a 5-year / 1000-hour limited warranty and compliant with EPA Phase 3 and UL2200 standards, this 20kW standby generator offers the peace of mind, safety, and efficiency you need when the grid fails.

Key Features:

• 20kW Standby Power Output
• Single-phase: 18–20 kW rated (NG/LPG)
• Three-phase: 22.5–25 kVA rated (NG/LPG)

Liquid-Cooled 4-Cylinder Gas Engine

• LIFAN LF465QR, 4-stroke, 0.998 L displacement
• Electronic ignition (ECM) and 3600 rpm rated speed
• High-performance oil pump and large oil tank for long engine life

Quiet Operation

• Approx. 64 dB(A) at 7 m in exercise mode
• Approx. 72 dB(A) at 7 m under normal load
• Critical grade muffler mounted inside the unit to reduce noise and improve safety

Built for Extreme Conditions

• Liquid-cooled system with large-capacity radiator
• Can run continuously above 100 hours at ambient temperatures over 50°C (122°F)
• With weather kit, capable of operation down to -28.9°C (-20°F)

Smart Digital Controller

• LCD display for easy monitoring and operation
• Protection for high engine temperature, low oil pressure, over/under speed, over/under voltage, and charging failure
• Crank cycle status and configurable voltage/frequency settings

Dual-Fuel Flexibility (NG / LPG)

• Works with Natural Gas or LPG
• Optimized fuel consumption at 50% and 100% load for both NG and LPG

Safety & Compliance

• Meets U.S. EPA Phase 3 emission regulations
• Meets UL2200 standard and ETL compliance requirements

Optional Automatic Transfer Switch (ATS)

• 200A rated current, 250VAC rated voltage
• Automatically transfers load to generator during power failure and back to utility when restored

Technical Specifications (Summary)

Generator Output

• Rated power (single-phase, NG/LPG): 18 kW / 20 kW
• Max power (single-phase, NG/LPG): 19.8 kW / 22 kW
• Rated power (three-phase, NG/LPG): 22.5 kVA / 25 kVA
• Max power (three-phase, NG/LPG): 24.7 kVA / 27.5 kVA
• Voltage: 120/240 V (1-phase) or 120/208 V (3-phase)
• Frequency: 60 Hz
• Power factor: 1.0 (single-phase), 0.8 (three-phase)

Engine

• Model: LIFAN LF465QR
• Type: 4-cylinder, 4-stroke, gas engine
• Displacement: 0.998 L
• Compression ratio: 9.5:1
• Oil capacity: 4.0 L
• Starter: 12V electric, 0.8 kW
• Charging alternator: 14V / 70A

Alternator

• Type: Synchronous, revolving field
• Rated power: 20 kW
• Insulation class: F (stator and rotor)
• Protection: IP23
• Coupling: Direct

Cooling System

• Type: Closed liquid-cooled
• Coolant capacity: 5 L
• Radiator fan: 7-blade, Ø380 mm
• Coolant temp range: -25°C to 106°C

Fuel System

• Fuel: Natural Gas or LPG
• NG supply pressure: 1.2–2.7 kPa (5–11 in H₂O)
• LPG supply pressure: 1.7–2.7 kPa (7–11 in H₂O)
• Fuel pipe size: G 3/4", length < 33 ft

Consumption (approx.):

• NG @ 50% load: 178 ft³/h
• NG @ 100% load: 286 ft³/h
• LPG @ 50% load: 70.6 ft³/h
• LPG @ 100% load: 109.4 ft³/h

Dimensions & Weight

• Unit size (L × W × H): 54.17" × 31.89" × 37.8"
• Unit weight: 350 kg (772 lbs)
• Shipping weight: 385 kg
• Packing: Carton + metal crate

Warranty:

5 years / 1000 hours limited warranty

Why Choose CAEL?

✅ Trusted Canadian Brand
🚚 Delivery Across Canada
💳 Flexible Payment Plans Available

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