When compressed air is the heartbeat of your production line, even small gains in efficiency and reliability multiply into big cost savings. The Huada SV+ series screw compressor is built precisely for that - a permanent magnet VSD air compressor that combines patented rotor design, IE4-class efficiency, and ultra-quiet operation into one compact, connected package.

1. The SV+ Upgrade: Efficiency Meets Quiet

At the heart of the SV+ is a 5-6 patented rotor profile and optimized oil-cooling system. The air-end is paired with an IE4 permanent magnet motor in a direct-drive layout, eliminating belt or coupling losses. The result is an energy-saving air compressor that not only exceeds national Class-1 efficiency standards but also runs far beyond IE4 benchmarks.

Noise is another win. Thanks to integrated damping, thick soundproofing, and a bionic cooling fan, the SV+ operates at just 60-78 dB(A) (as low as 60 dB(A) on compact models, up to 78 dB(A) on larger units) - noticeably quieter than conventional machines. That makes it suitable for workshops, assembly plants, and facilities where operator comfort matters.

2. Built for Real-World Conditions

Every component in the SV+ is selected to extend uptime and reduce maintenance:

> Integrated main unit & VFD: Direct-drive PM motor and variable-frequency drive work as one system, removing mechanical transmission losses.

> Smart LED control panel: All operating parameters are visible at a glance, with RS-485 communication for precise, stable control.

> High-efficiency oil-gas separation: External separator design keeps residual oil in exhaust gas to 2 ppm or below, protecting downstream tools and products.

> Bionic cooling system: Wide-blade fan, generous air inlet, and stable suction structure keep the machine running reliably even at ambient temperatures up to 45C.

> Airlinkiot: Monitor compressor health, receive fault warnings, and manage maintenance schedules from your mobile phone.

3. Model Range & Quick Specs

The single-stage screw compressor line - or more precisely, the advanced dual-efficiency SV+ platform - covers 7.5 kW to 75 kW, making it an ideal industrial air compressor for SMEs and mid-sized factories.

SV+ Series Key Parameters

Direct drive. 380V/3ph/50Hz. Air-cooled. Discharge temp: ambient +15C.

4. Where SV+ Works Best

The Huada SV+ is a strong fit for any production environment needing stable, energy-efficient compressed air:

· Automotive parts, electronics assembly, and packaging lines

· Textile and garment workshops requiring steady 7-8 bar pressure

· Food, beverage, and pharmaceutical facilities needing clean, low-oil air

· Repair shops and small-to-mid factories that value quiet operation

>>> Need a quote for the SV+ series? Email us at Cio@fj-hd.com or call 0086-595-87598920. Our engineers will recommend the right model and configuration within 24 hours.