Commercial ski erg machine wind resistance cardio trainer SK550 GravoMax NZ
Commercial Ski Erg Machine Original price was: $2,360.00.Current price is: $1,999.00.
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Commercial Rowing Machine|Air Rower PF550

Original price was: $1,950.00.Current price is: $1,799.00.

Available on: May 1, 2026 at 12:00 am
Description
At a Glance: Commercial Air Rower
  • Resistance: Smooth, realistic wind resistance with 10 non-polar gear settings.
  • Smart Tracking: High-accuracy monitor with Bluetooth BLE (FTMS) and phone/tablet mount.
  • Massive Battery: Built-in lithium battery (Type-C) delivers an incredible 200 hours of endurance.
  • Construction: Premium aluminium alloy slide rail, stainless steel veneer, and KMC nickel-plated chain.
  • Auckland Local: Commercial-grade performance. Test it today at our Wairau Valley Showroom!
GravoMax Fitness · Commercial Cardio Series

Uncompromising Cardio Conditioning

The PF550 Air Rower Commercial Rowing Machine is precision-engineered to deliver smooth, highly stable, and exceptionally efficient rowing training. Unlike basic magnetic rowers that feel artificial, this machine utilizes a heavy-duty wind resistance system (turbine blade) to perfectly simulate the dynamic, responsive feel of rowing on actual water. With 10 non-polar gear settings instantly available, it effortlessly accommodates everything from light aerobic recovery rows to grueling, high-intensity interval sprints.

Furthermore, the PF550 is built to relentlessly endure high-volume usage, making it the ultimate cardio solution for commercial gyms, busy studio spaces, and premium home setups. Because it features a long 1370mm aluminium alloy slide rail reinforced with a stainless steel veneer, a tear-resistant KMC nickel-plated chain, and an ergonomic soft cushion, the machine guarantees unwavering stability and supreme comfort during the longest training sessions.

Smart Connectivity & Unmatched Endurance

  • Ultra-Precise Tracking: First, the high-precision monitor (error margin less than 1/1000) provides crystal-clear feedback on pace, stroke rate, power output, heart rate, force curve, drive length, and projected finish times.
  • Bluetooth Integration: Second, it features a built-in device holder (fits phones and tablets up to 300mm) and effortlessly connects via Bluetooth BLE to the POWERFUN software for thrilling online competitions and group classes.
  • 200-Hour Battery Life: Finally, completely eliminate the hassle of power cords. The built-in rechargeable lithium battery features convenient Type-C charging and provides up to 200 hours of endurance on a single charge.

The GravoMax Advantage: Why Buy From Us?

When you invest in heavy cardio equipment, who you buy from matters just as much as what you buy. Here is why GravoMax stands completely apart from budget fitness retailers:

  • Strictly Professional Grade: We refuse to deal in lightweight, wobbly “home-use-only” gear. The PF550 is a true commercial workhorse, exactly matching the build quality found in high-end sports facilities.
  • Local Auckland Support: Unlike faceless drop-shippers, we have a physical showroom in Wairau Valley. You can walk in, test the rowing stroke, and know that genuine local warranty support is always right around the corner.
  • Optimized Heavy Freight: We specialize in moving heavy iron and bulky machines. Therefore, our specialized freight network ensures you get this package delivered across NZ safely and far more cost-effectively than standard retail shipping.

Complete Technical Specifications

Resistance & Performance
Product Model PF-550 Air Rower
Resistance Type Wind Resistance (Turbine Blade)
Number of Gears 10 (Non-polar shift)
Resistance Coefficient About 80–220 (Depending on air density and dust)
Maximum Load 135 kg
Smart Console & Connectivity
Power Specifications Built-in rechargeable lithium battery | Type-C interface charging
Battery Endurance Up to 200 hours
Parameters Display Pace, Stroke Per Minute (SPM), Power, Heart Rate, Force Curve, Drive Length, Drive Time, Projected Finish
Instrument Accuracy Output data error is less than one in a thousand (< 0.1%)
Signal Transmission Bluetooth BLE (Supports Bluetooth FTMS protocol)
Device Compatibility Built-in holder fits devices 70–300mm (Phones & Tablets)
Adaptation Software POWERFUN (Personal version + Group class version)
Firmware Upgrade Supports Bluetooth OTA firmware upgrade
Construction & Materials
Slide Material Aluminium alloy profile with Stainless steel veneer
Support Material Commercial-grade Steel
Chain Material KMC Nickel-Plated Chain
Seat Design Ergonomic soft cushion
Footrest Adjustment 7-level height adjustable to fit different foot sizes
Dimensions & Storage
Product Size 245 × 62 × 104 cm
Slide Rail Specs Total length: 1370mm | Cushion moving distance: 1000mm
Moving & Storage Front pulley moving | Disassembles into two parts for upright storage
Package Size 146 × 44 × 53 cm
Net Weight 31 kg
Packing Weight 35 kg

Frequently Asked Questions (FAQ)

Does it need to be plugged into the wall constantly?

No, not at all. One of the biggest advantages of the PF550 is its built-in rechargeable lithium battery. Because it provides up to 200 hours of endurance via simple Type-C charging, you can place this rowing machine anywhere in your gym without worrying about finding an electrical outlet.

Is wind resistance better than magnetic resistance?

For serious training, yes. Wind resistance utilizes a turbine blade that reacts naturally to your effort—the harder you pull, the more resistance you generate. Consequently, it perfectly simulates the dynamic, realistic feel of rowing on actual water, unlike magnetic rowers which often feel flat and artificial.

Is it easy to store in a home gym?

Yes. The machine is thoughtfully designed with a quick-release mechanism. Therefore, you can easily disassemble the 245cm frame into two separate parts and securely store them in an upright position to massively save floor space when not in use.

Connect with the GravoMax Community

Showroom: 12A Ashfield Rd, Wairau Valley, Auckland.

Additional information
Weight 35 kg
Dimensions 146 × 44 × 53 cm
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