Overview
The Sumitomo AF-500 Smac Pac Transistor Inverter is a used AC variable frequency drive designed for precise motor speed control in industrial automation systems. This model represents the AF-500 series, a line of solid-state motor speed controllers used in manufacturing, conveyor systems, and process control applications. As a used unit, it offers cost-effective motor control for facilities upgrading or expanding their drive inventory.
Key Features
- Variable frequency drive (VFD) technology for smooth motor speed adjustment
- Solid-state transistor-based inverter for reliable motor control
- Dynamic braking capability with internal resistor support for light-duty applications
- Compact Smac Pac design for space-efficient installation
- Multiple voltage input configurations across the AF-500 series
- Industrial-grade construction for manufacturing and automation environments
Technical Specifications
- Product Type: AC Drive / Transistor Inverter
- Series: Sumitomo AF-500 Smac Pac
- Input Voltage Options: 200V/50Hz; 200–230V/60Hz
- Braking Type: Dynamic with internal resistor (light-duty rated)
- Condition: Used
- Manufacturer Status: Discontinued by manufacturer
Typical Applications
- AC motor speed control in conveyor systems
- Manufacturing and assembly line motor regulation
- Process control and industrial automation
- Replacement or spare drive for existing AF-500 installations
- Light- to medium-duty variable speed applications
Compatibility & Replacements
Compatible With
- AC induction motors rated for 200–230 VAC operation
- Industrial automation control systems requiring variable frequency drive input
- Manufacturing systems using Sumitomo motor speed control platforms
- Process control applications with dynamic or light-duty motor loads
Replaces / Drop-In Replacement For
- Other Sumitomo AF-500 series models (AF502, AF504 variants) when capacity and voltage match
- Legacy Sumitomo transistor inverter units with equivalent power ratings and input specifications
Works With
- AC motors with matching voltage and frequency (50Hz / 60Hz switchable across series variants)
- External braking resistors for enhanced load control
- Industrial control panels and PLC-based motor automation systems
- Standard three-phase or single-phase AC supply configurations (model-dependent)
















