Protector Series 25 kW Standby Generator
Features
- 3-Phase, 120/208 V
- 5-year limited warranty with extended warranty options are available. we are proud of our innovative product design, high quality and first-class reliability so we stand behind them with a strong 5, 7 or 10-year limited warranty
- True power™ technology. delivers best-in class power quality with less than 5% total harmonic distortion (THD) for clean, smooth operation of sensitive electronics and appliances
- Quiet-Test™. all backup generators run a weekly test to ensure the system is running properly. Protector Series home generator runs its self-test at a lower, quieter RPM, which can be programmed to run weekly, bi-weekly, or monthly
- Aluminum enclosure provides enhanced durability, and are corrosion resistant – ideal for homes located in coastal and salt-ware environments
- Mobile Link Connectivity: Standard with all Protector Series generators. Mobile Link allows you to monitor the status of your generator from anywhere in the world using a smartphone, tablet or PC
- 25/25 kW, 3600rpm, Alum Enclosure
- Evolution™ Controller features a multilingual, two-line LCD text display with color-coded, backlit buttons. it has received upgrades, including USB flash capability, smart battery charging, voltage adjustment, and backlit membrane pad style
Certifications and Standards
- ETL Listed
- UL Listed
- CSA Certified
Manufacturer Resources
Product Specs
- Assembled Weight:
- 777 lbs
- Color Finish:
- Grey
- Contains Chemicals That Cause Birth Defects Calif Prop65 :
- No
- Country Of Origin:
- United States
- Current Range:
- 87 A
- Frame Material:
- Steel
- Manufacturer Warranty:
- 5 Year Limited Warranty
- Rated Wattage:
- 25000
- Restrictions:
- No
- Voltage Rating:
- 120/208 3 Phase
- Department:
- Electrical
- Product Group:
- Power Equipment
- Product Subgroup:
- Standby Generator
- Product Length:
- 62.2 in
- Product Height:
- 38.5 in
- Product Weight:
- 777 lbs
- Product Width:
- 30.6 in
Generac RG02515GNAX – Frequently Asked Questions
1) What voltage and phase does the Generac RG02515GNAX 25 kW generator put out?
The RG02515GNAX is a three-phase unit rated 120/208 V, with a current rating of 87 A at 25,000 watts. It will not serve a single-phase 120/240 V residential panel. If your building is on single-phase service, this is the wrong configuration and you need a single-phase Protector model instead.
2) How much space do I need for the pad on a Generac Protector 25 kW generator?
Plan the pad around a footprint of 62.2 inches long by 30.6 inches wide, with the enclosure standing 38.5 inches tall. It weighs 777 pounds, so the slab and the rigging have to carry that, and you will want equipment or several hands to set it.
3) Is this Generac standby generator OK to install near the coast?
Yes. The Protector Series 25 kW unit uses an aluminum enclosure that resists corrosion, which Generac calls out specifically for coastal and salt-air locations. The frame underneath is steel and the finish is grey.
4) Will a Generac Protector 25 kW run sensitive electronics and IT equipment cleanly?
It should. The RG02515GNAX uses Generac's True Power technology, which holds total harmonic distortion under 5 percent. That is the threshold that matters for computers, controls, and other sensitive loads on a standby system.
5) Does the Generac RG02515GNAX carry UL and CSA listings for a commercial job?
It is ETL Listed, UL Listed, and CSA Certified, which covers the usual inspection requirements on both sides of the border. The unit is built in the United States.
6) Can I monitor this standby generator remotely across multiple properties?
Yes. Mobile Link connectivity comes standard on the Protector Series, so you can check generator status from a phone, tablet, or PC. That is what makes it workable for a property manager covering several sites rather than driving out to each one.
7) How noisy is the weekly self-test on the Generac Protector 25 kW?
The self-test is the Quiet-Test routine, which runs the engine at a reduced RPM rather than full 3600 rpm operating speed, so it is quieter than a normal exercise cycle. You can schedule it weekly, every other week, or monthly, which helps in residential-adjacent or hospitality settings with noise complaints.
8) What controller is on the Generac RG02515GNAX and what can it adjust in the field?
It uses the Evolution controller: a two-line multilingual LCD with color-coded backlit buttons, USB flash capability, smart battery charging, and voltage adjustment. The voltage adjustment and USB update path are the two features an installer or service tech will actually use during commissioning.
9) What is the exact Generac part number for this 25 kW three-phase Protector generator?
Order it as Generac RG02515GNAX, the Protector Series 25/25 kW aluminum-enclosure unit at 120/208 V three phase.
How fast can I get the Generac RG02515GNAX delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Generac RG02515GNAX come with a warranty?
Absolutely. The Generac RG02515GNAX is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Generac RG02515GNAX?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
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