Generac Protector Series 30kW Automatic Standby Generator rg03015jnax

The Generac Protector Series 30kW Automatic Standby Generator (RG03015JNAX) is designed to provide reliable backup power for large homes, businesses, and other properties during power outages. It starts automatically when utility power is interrupted, helping keep essential appliances, lighting, heating, cooling, and other electrical equipment running.

Powered by a 1.5-liter, four-cylinder liquid-cooled engine, this generator delivers 30,000 watts of standby power. It operates on natural gas or liquid propane vapor, providing flexible fuel options for permanent backup installations. Its liquid-cooled design supports dependable operation, while the sound-attenuated aluminum enclosure helps reduce operating noise and protects internal components from outdoor conditions.

The Evolution™ controller features a two-line LCD display with multilingual controls, making it easier to monitor generator status and operating information. TruePower™ technology delivers clean, stable electrical power with less than 5% total harmonic distortion, helping protect sensitive electronics and household appliances. The Quiet-Test™ function runs automatic self-tests at a lower, quieter engine speed and can be scheduled weekly, biweekly, or monthly.

Designed for permanent installation, the RG03015JNAX is suitable for properties requiring substantial backup power. Professional installation and a compatible transfer switch are required for proper integration with the electrical system. Actual load capacity depends on the property’s electrical requirements and the generator’s configuration.

Specifications

• Brand: Generac
• Series: Protector
• Model: RG03015JNAX
• Generator Type: Automatic Standby Generator
• Rated Output: 30 kW / 30,000 watts
• Voltage: 120/240V
• Phase: Three-phase
• Frequency: 60 Hz
• Amperage: 90A
• Engine Type: Four-cylinder, liquid-cooled
• Engine Displacement: 1.5 liters
• Fuel Types: Natural Gas or Liquid Propane Vapor
• Starting System: Automatic
• Voltage Regulation: ±1%
• Total Harmonic Distortion: Less than 5%
• Controller: Evolution™ LCD Controller
• Self-Test Function: Quiet-Test™
• Enclosure: Sound-attenuated aluminum
• Dimensions: Approximately 76.8 x 35 x 46.1 inches (L x W x H)
• Transfer Switch: Required; verify compatibility and whether it is included
• Installation: Permanent outdoor installation by qualified professionals

Shipping is free on every US order. Orders are processed in 1 to 3 business days and delivered in 3 to 5 business days.

Return new, unused items within 30 days for free, using a prepaid return label. Exchanges are available, and refunds are processed within 14 days. Read our returns policy.