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General Overview

The Onyx JX 27" Burnisher is a propane-powered machine built for professional speed, safety, and reliability. With the ability to burnish up to 35,000 square feet per hour, it is an excellent choice for maintaining vinyl tile, terrazzo, and concrete floors. A patented floating shroud provides superior dust containment, ensuring cleaner and safer operation.

Equipped with a 603cc 18hp propane engine featuring a patented variable jet fuel system, this unit reduces emissions by up to 53% compared to similar engines in its class. Its durable steel frame, quiet operation, and versatile design make it a dependable choice for facilities such as schools, airports, grocery stores, and retail spaces.


Included in Your Package

  • Onyx 27" JX Burnisher w/ 603cc Engine

  • Floating Dust Containment Shroud

  • 27" Pad Driver

  • 20lb Steel Fuel Tank with Overfill Protection Device


Key Features

Engine Power
603cc 18hp EPA-certified LPG engine provides efficient, reliable performance.

High Coverage Rate
Burnishes up to 35,000 sq. ft. per hour, maximizing productivity in large areas.

Dust Containment System
Patented floating shroud with 2.5" vacuum port minimizes airborne dust.

Quiet Operation
Operates under 87 dBA with anti-vibration isolators for enhanced comfort.

Versatile Performance
3-in-1 configuration designed for 27" pads with adjustable speeds ranging from 1,200โ€“2,100 RPM.

Eco-Friendly Technology
Produces 53% fewer emissions compared to similar engines, qualifying for near-zero emission bids.

Durable Construction
Powder-coated reinforced steel frame ensures long-lasting reliability.

Extended Runtime
Operates for up to 6 hours on a single 20lb LPG fuel cylinder.


Specifications

Product Function Floor Burnishing
Operation Mode Walk-Behind Pad Assist
Power LX600 17hp Propane Engine
Performance 34,000 SqFt per hour
Working Width 27"
Run Time 6 Hours Per 20lb Propane Cylinder
Pad / Brush Size 27"
Pad Speed 1200-2100 RPM
Dimensions 28"W x 53"L x 48"H
Clutch Optional
Emission Monitoring System Optional
SAM Safe Air Monitor Optional
Headlight Optional

Product Documents

JX-600ย Data Sheet

Product specification and additional features. ย 

Operator Manual

Full operation, maintenance, and safety guide.

Illustrated Parts List

Complete parts list and ordering information.

Wiring Diagram

Complete electrical wiring diagram for troubleshooting.

Product Videos

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Troubleshooting a Machine That Does Not Crank

Learn how to diagnose and repair an engine that does not start.

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Troubleshooting a Machine that Starts but Dies

Learn how to diagnose and repair an engine that starts, but quickly dies when the key is in the RUN position.

Manufacturer Warranty

All Onyx products purchased through Centra Supply carry Onyxโ€™s standard manufacturer warranty. Onyx units carry a 3/3/3/3 warranty โ€” 3 years on parts, labor, motor, and the rotationally-molded body. Coverage varies by product line โ€” contact us for the exact terms on this model.

To Claim: Email support@centrasupply.com with your order number, product model, and a description of the issue. Photos or video of the defect may be requested. Most claims are acknowledged the same business day.

Centra Supply is an authorized Onyx dealer โ€” your warranty is fully valid and manufacturer-backed.