Industrial Contractor Generator — Compact. Powerful. Dual-Phase.

23kW portable industrial generator delivering clean, simultaneous auxiliary single-phase and full three-phase power — the world’s smallest 480V 3-phase generator in its class.

⚡ 25kW Max Output 🔌 480V Three Phase + 110V Auxiliary 🏗 Jobsite Ready 🛡 Industrial-Grade Protection 🔧 Vanguard V-Twin Engine 🚚 Compact & Portable

Compact 480V Industrial Power Where Big Generators Can’t Go

The Makinex 23kW 480V Portable Generator is engineered for contractors and tradesmen who need true high-voltage three-phase power without the size, weight, and logistics of towable or skid-mounted generators.

At less than one-third the size and weight of comparable 480V generators, this unit fits in trucks and equipment trailers, passes through standard doorways, and can be positioned directly where power is required — eliminating long cable runs, voltage drop, and jobsite hazards.

The generator features a permanent-magnet brushless alternator with totally independent circuits for 480V three-phase power and 110V auxiliary single-phase output. This guarantees clean, stable 480V power that is completely unaffected by auxiliary load during simultaneous operation.

Advanced alternator technology delivers up to 15% more usable power than conventional copper-wound designs while reducing electronic complexity, wear, and long-term maintenance.

Powered by a Briggs & Stratton VANGUARD™ V-Twin OHV horizontal engine, the 23kW offers excellent fuel efficiency, low vibration, and reliable performance in demanding industrial environments.

Serious 480V power — without the bulk.

Why Contractors Choose This Generator

⚡ High-Voltage Industrial Output

  • Up to 25kW maximum with 22.5kW continuous three-phase power.
  • Designed for 480V industrial equipment.
  • Stable output for demanding loads.

🔌 Independent Dual-Circuit Design

  • 480V three-phase power plus 110V auxiliary output.
  • Auxiliary load does not affect three-phase performance.
  • No voltage selection required.

🚚 Compact & Highly Portable

  • Less than one-third the size of comparable 480V generators.
  • Fits through standard doorways.
  • Four large wheels for easy jobsite movement.

🔧 Proven Vanguard Reliability

  • Briggs & Stratton Vanguard 61G277 engine.
  • 993cc V-Twin, air-cooled petrol.
  • Electric key start.

🛠 Built for Professional Use

  • Industry-standard 50A, 30A, and 20A outlets.
  • Designed for contractors and rental fleets.
  • Backed by a 3-year warranty.

Specifications

Three-Phase Power (480V) Max 25 kW / Continuous 22.5 kW
Auxiliary Single Phase 110V — Max 2.2 kW / Continuous 2.0 kW
Frequency 60 Hz
Max Amps (3Ø) 30 A Max / 27 A Continuous
Max Amps (1Ø Aux) 20 A Max / 18 A Continuous
Engine Briggs & Stratton Vanguard 61G277
Displacement 993 cc
Fuel Tank 13.2 Gallons
Fuel Consumption 1.59 gal/hr @ 50% Load
Noise Level (7m) 72 dB (No Load)
Dry Weight 573 lbs
Dimensions 43 L × 25 W × 40 H in

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