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EV8500-S Gasoline AVR Generator
High-Capacity Power Platform for Professional Applications
Product Introduction
For professional users, power generation is more than simply producing electricity-it requires flexibility, durability, and the ability to adapt to different industries and regional market requirements. The EVOX EV8500-S 8.5kW Gasoline Generator is developed as the flagship model of the EVOX AVR Series, delivering high output capacity together with extensive OEM customization possibilities.
Powered by a robust 460cc four-stroke OHV gasoline engine, the EV8500-S produces 8.0kW rated output and 8.5kW maximum output, providing dependable power for demanding commercial, agricultural, industrial, and emergency applications.
Built around a mature AVR power platform, the EV8500-S maintains stable voltage output during changing electrical loads while offering straightforward maintenance and dependable long-term operation. Its 25-liter fuel tank supports extended working periods, making it suitable for locations where continuous portable power is required.
To satisfy different international markets, the EV8500-S can be configured as single-phase or three-phase with equal power output, giving distributors and OEM customers greater flexibility when developing localized product lines. Four exterior designs, customized color schemes, and optional electric start further enhance the generator's adaptability for different branding strategies.
Whether supporting construction projects, agricultural operations, commercial facilities, or emergency preparedness, the EV8500-S delivers reliable performance with the flexibility demanded by professional users worldwide.

Product Parameters
|
Item |
Specification |
|
Model |
EV8500-S |
|
Product Type |
Gasoline AVR Generator |
|
Series |
EVOX AVR Series |
|
Rated Output |
8.0kW |
|
Maximum Output |
8.5kW |
|
Engine Type |
Single Cylinder, 4-Stroke OHV |
|
Engine Displacement |
460cc |
|
Fuel Type |
Unleaded Gasoline |
|
Fuel Tank Capacity |
25 Liters |
|
Voltage Regulation |
Automatic Voltage Regulator (AVR) |
|
Starting System |
Recoil Start / Electric Start Optional |
|
Phase Options |
Single Phase / Three Phase (Equal Power Configuration Available) |
|
Rated Voltage |
110V / 120V / 220V / 230V / 240V / 380V / 400V / 415V Optional |
|
Frequency |
50Hz / 60Hz |
|
Frame Type |
Open Frame |
|
Exterior Options |
4 Housing Designs Available |
|
Color Options |
Custom Colors Available |
|
Wheel Kit |
Optional |
Performance Summary
The EV8500-S is engineered for customers who require higher power capacity together with flexible product configurations. Its powerful 460cc engine, AVR voltage regulation, and multiple phase options make it suitable for a broad range of professional applications across global markets.
Product Features & Applications
High Output Performance
Delivering up to 8.5kW maximum output, the EV8500-S is capable of powering larger electrical equipment, multiple appliances, and demanding jobsite tools with confidence.
01
Single or Three-Phase Flexibility
The generator can be configured as either single-phase or three-phase with equal power output, providing OEM customers with greater flexibility to satisfy different regional electrical standards and application requirements.
02
Reliable AVR Voltage Control
The integrated Automatic Voltage Regulator helps maintain stable output voltage during changing loads, improving overall generator performance for residential, commercial, and industrial equipment.
03
Flexible Product Platform
Four housing styles, customizable colors, multiple socket arrangements, and optional electric start allow distributors to create differentiated products while utilizing the same proven mechanical platform.
04
Built for Demanding Environments
The reinforced steel frame, dependable OHV engine, and practical maintenance layout make the EV8500-S suitable for intensive outdoor operation and professional working environments.
05
Typical Applications
- The EV8500-S is suitable for:
- Commercial facilities
- Construction projects
- Agricultural operations
- Industrial workshops
- Emergency standby power
- Equipment rental
- Infrastructure maintenance
- Large water pump systems
- Outdoor engineering projects
- OEM generator platforms
Product Details
Powerful 460cc OHV Engine
The high-displacement gasoline engine delivers strong torque, dependable starting, and stable power output under demanding operating conditions.
01
AVR Voltage Regulation System
The AVR continuously monitors and adjusts output voltage, helping maintain stable electrical performance across varying load conditions.
02
Single & Three-Phase Platform
Customers may select single-phase or three-phase equal-power configurations according to local market requirements, simplifying product planning for international distribution.
03
Heavy-Duty Open Frame
The reinforced tubular steel frame protects the generator during transportation and daily operation while allowing convenient access for routine maintenance.
04
OEM-Oriented Design
The EV8500-S platform supports customized control panels, socket layouts, fuel tank graphics, branding, color schemes, packaging, and electric start configurations.
05
Product Qualification
Every EVOX EV8500-S is manufactured under a certified ISO9001 quality management system using advanced production equipment and standardized inspection procedures.
- Each generator undergoes comprehensive testing before shipment, including:
- Engine performance verification
- AVR voltage stability testing
- Electrical safety inspection
- Full-load output testing
- Starting performance verification
- Functional inspection
- Final appearance evaluation
Additional inspection reports and export documentation can be supplied according to customer requirements and destination markets.
Delivery, Shipping & Service
EVOX provides complete OEM and ODM manufacturing solutions for distributors, importers, wholesalers, and generator brands worldwide.
Available services include:
- OEM manufacturing
- ODM product development
- Four appearance options
- Customized colors
- Single-phase or three-phase configuration
- Electric start option
- Customized sockets and control panels
- Packaging design
- Spare parts support
- Technical documentation
- Engineering assistance
- Global after-sales service
Flexible production planning is available for both standard products and customized OEM projects.

Frequently Asked Questions
Q: What is the difference between the EV8500-S and smaller AVR generators?
A: The EV8500-S offers significantly higher power output, a larger 460cc engine, and flexible single-phase or three-phase configurations, making it suitable for more demanding professional applications.
Q: Can the EV8500-S be configured as a three-phase generator?
A: Yes. The generator can be supplied in single-phase or three-phase equal-power configurations according to customer requirements.
Q: Is electric start available?
A: Yes. Customers may select either recoil start or an optional electric start system.
Q: Can the appearance and colors be customized?
A: Yes. Four exterior styles are available, and housing colors, decals, control panels, and packaging can all be customized for OEM projects.
Q: Which industries commonly use the EV8500-S?
A: The generator is widely used in construction, agriculture, infrastructure projects, equipment rental, commercial facilities, and industrial applications.
Q: Does EVOX provide OEM manufacturing services?
A: Yes. EVOX supports complete OEM and ODM projects, including branding, product customization, engineering support, technical documentation, and export services.

Latest News
The EV8500-S represents the highest-capacity model in the EVOX AVR Series, providing a flexible generator platform for customers requiring dependable power and extensive customization options. By combining proven OHV engine technology with AVR voltage regulation and configurable phase options, EVOX helps partners develop competitive generator solutions for diverse international markets.
Through continuous investment in manufacturing, engineering, and product development, EVOX remains committed to supplying reliable gasoline generators that meet the evolving needs of distributors, OEM brands, and professional users worldwide
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