ONYX COMMERCIAL CARDIO

Commercial Treadmills for Sale

BUILT FOR THE LONG RUN.

Built for gyms, hotels, and studios that don't get a day off, our commercial treadmills are engineered to handle back-to-back sessions without missing a beat. Every ONYX treadmill on this page runs a heavy-duty AC motor and a non-folding deck, so you're not gambling on longevity to save a few dollars up front. Whether you're kitting out a health club or need a reliable commercial running machine for a corporate wellness room, we've got two solid options below.

COMPARE THE RANGEBUILD YOUR FACILITY
  • COMMERCIAL-GRADE DRIVE
  • HIGH-USE DURABILITY
  • AUSTRALIA-WIDE INSTALLATION
  • SERVICE & PARTS SUPPORT

THE RANGE

CHOOSE YOUR TREADMILL

2 models

BUILT FOR DIFFERENT FLOORS.

SPECIFICATION

Specifications are subject to change. Confirm current figures before ordering.

OWNERSHIP

PERFORMANCE IS ONLY PART OF THE INVESTMENT.

A treadmill floor is only as good as the support behind it. ONYX handles delivery, installation, preventative maintenance, warranty assistance and spare parts using the same servicing experience that keeps commercial strength equipment running.

IN OPERATION WITH GYMTECHS TALK TO A TECHNICIAN
  • 01

    DELIVERY

    Australia-wide freight, consolidated onto one consignment where possible.

  • 02

    INSTALLATION

    Placement, calibration and handover on site.

  • 03

    PREVENTATIVE MAINTENANCE

    Scheduled belt, deck and drive inspection.

  • 04

    WARRANTY SUPPORT

    Handled locally, without shipping equipment back overseas.

  • 05

    SPARE PARTS

    Belts, rollers and console components where available.

  • 06

    COMMERCIAL SERVICING

    Repairs and diagnostics by technicians experienced with commercial equipment.

Why Gyms Choose a Heavy Duty Treadmill Over a Home Model

There's a reason home treadmills don't last six months in a commercial setting. A gym treadmill needs to survive dozens of users a day, each with a different stride, weight, and running style — hour after hour, week after week. That's the gap our commercial treadmills for sale are built to close.

Both the ONYX C20 and ONYX C10 use commercial-spec AC motors rather than the smaller DC motors found in consumer machines. AC motors run cooler under sustained load, which matters when your treadmill might be in near-constant use from open to close. Pair that with a non-folding deck — no hinges, no moving joints to work loose over time — and you get a machine that's built to be walked on, not folded away.

What to Look for in a Commercial Running Machine

If you're comparing options for a gym, PT studio, or hotel fitness room, a few things are worth checking before you buy:

  • 01

    Motor power

    Look for AC motors in the 3HP+ continuous duty range for commercial use. Our C20 runs a 5.3HP AC motor, which comfortably handles high-intensity interval sessions as well as steady walking traffic.

  • 02

    Deck construction

    Non-folding, reinforced decks hold up better under constant impact than folding consumer decks.

  • 03

    Running surface length

    A longer belt gives taller users proper stride room and reduces the risk of them running off the back.

  • 04

    Warranty and local support

    Commercial equipment should come with commercial-grade backing, not a residential warranty stretched to cover business use.

Where Our Treadmills Fit

Commercial treadmills from ONYX are used across a range of settings around Australia, including:

  • Health clubs and 24-hour gyms
  • Hotel and resort fitness centres
  • Corporate wellness rooms
  • Personal training studios
  • Schools and university fitness facilities

If you're planning a larger fitout involving cardio equipment, strength gear, or flooring, our team can help scope the full setup, not just the treadmill.

COMMERCIAL CARDIO

BUILDING A COMPLETE CARDIO FLOOR?

Send us your floor plan and our commercial team can help select the right treadmill mix, plan equipment spacing and arrange delivery and installation.

START YOUR GYM DESIGN

Frequently Asked Questions

Commercial treadmills use heavier-duty AC motors, non-folding decks, and reinforced frames designed for continuous, multi-user use throughout the day. Home treadmills use lighter DC motors and folding decks built for occasional, single-user sessions — they're not rated for gym-level traffic.

Most commercial settings are well served by a 3HP to 5.5HP continuous-duty AC motor. Facilities running frequent HIIT or sprint sessions benefit from the higher end of that range, which is why our C20 runs a 5.3HP motor.

Yes, we ship commercial treadmills across Australia and offer professional delivery and installation for gyms, hotels, and fitness facilities. Get in touch with our team for a delivery quote to your location.

Our commercial treadmills come with manufacturer warranty support backed by our servicing partner, Gymtechs, so you've got local help if anything needs attention down the track.