Cummins Onan QG 4000 EVAP RV Generator

Cummins Onan QG 4000 EVAP RV Generator – 4kW, Gasoline-Powered, Quiet & Efficient (Model: 4KYFA-6747)

The Cummins Onan QG 4000 EVAP (4KYFA-6747) is a high-performance, fuel-efficient gasoline generator designed for fifth wheels, travel trailers, truck campers, and motorhomes. Meeting CARB Tier III and EPA Phase 3 standards, this 50-state compliant generator ensures clean and reliable power for off-grid and mobile applications.

With a 4,000-watt continuous power output, this generator is capable of running a 13,500 BTU air conditioner along with a 2,000-watt baseload of lights and appliances, making it an ideal choice for RV owners looking for dependable off-grid power.

Key Features

• 4,000W Continuous Power Output – Runs a 13,500 BTU air conditioner plus a 2,000-watt baseload.

• EVAP Model for 50-State Compliance – Meets strict CARB Tier III & EPA Phase 3 standards for California & Massachusetts approval.

• Cummins Onan 4-Cycle OHV Engine – Reliable, fuel-efficient, and long-lasting performance.

• Microprocessor-Controlled Operation – Prevents damaging voltage spikes and optimizes power distribution.

• Digital Voltage Regulation – Ensures stable power for sensitive electronics and appliances.

• Sound-Attenuating Enclosure – Reduces noise levels while providing cross-flow cooling for better performance.

• Enclosed Muffler with USDA Forest Service-Approved Spark Arrestor – Safe for use in national parks and wilderness areas.

• LED Control Panel with Status Indicator Light – Features a Start/Stop/Prime rocker switch for easy operation.

• Integrated Safety Features – Includes magnetic circuit breaker, fused DC circuits, and low oil shutdown for added protection.

• 3-Year Limited Warranty – Backed by Cummins’ industry-leading support.

Specifications

• Manufacturer’s Warranty: 3-Year Consumer Limited

• Rated Power Output: 4,000W

• Voltage: 120V Single-Phase

• Amperage: 30A Circuit Breaker

• Frequency: 60Hz

• Engine: Cummins Onan 4-Cycle OHV, 304cc

• Engine Speed: 3,600 RPM

• Starting System: 12-Volt Button Start

• Cooling System: Pressurized Air-Cooled

• Noise Level: Quiet operation with sound-attenuated housing

• Fuel Type: Gasoline

• Low Oil Shutdown: Yes

• Dimensions (L x W x H): 30.0" x 19.7" x 14.4"

• Weight: 172 lbs

What’s Included

• Cummins Onan QG 4000 EVAP Gasoline RV Generator (4KYFA-6747)

• Sound-Attenuating Enclosure & Enclosed Muffler

• User Manual, Installation Guidelines, & Spec Sheet

Ideal For

• RV Owners & Campers – Powers air conditioners and appliances for off-grid comfort.

• Eco-Conscious Travelers – CARB-compliant EVAP model meets emission regulations in all 50 states.

• Boondocking & Off-Grid Living – Provides quiet, fuel-efficient, and stable power for extended trips.

• National Park Visitors – Meets spark arrestor and noise-level regulations.

The Cummins Onan QG 4000 EVAP RV Generator is a quiet, efficient, and environmentally compliant generator, providing reliable power for all your RV adventures.