Overview
The COSEL K10A-5 is a single-output, regulated DC power supply engineered for industrial control systems and PLC applications. With a compact form factor and proven reliability, this unit delivers clean 5V DC power at 2A (16W maximum) from wide-range AC input spanning 85–132V. Although discontinued by the manufacturer, the K10A-5 remains in service across legacy automation installations and is available as a fully functional used unit for cost-effective replacement and emergency repair.
Key Features
- Regulated 5V DC output, 2A continuous capacity (16W max)
- Wide input range: 85–132V AC, single-phase
- Compact size suitable for DIN-rail or board-level mounting
- Built-in protection against short-circuit and thermal overload
- Low ripple and noise output suitable for digital control circuits
Technical Specifications
- Output Voltage: +5V DC
- Output Current: 2A continuous
- Maximum Power Output: 16W
- Input Voltage Range: 85–132V AC, single-phase
- Input Frequency: 47–63 Hz (standard industrial range)
- Output Regulation: ±5% (typical)
- Weight: 0.32 lbs (0.15 kg) approximately
- Manufacturer Status: Discontinued (replaced by COSEL PBA10F)
- Series: K Series universal input
Typical Applications
- PLC input/output module power
- Industrial control system logic supply
- Sensor and transducer power
- Legacy automation equipment retrofit and repair
- Low-power DC distribution in manufacturing environments
Compatibility & Replacements
Compatible With
- Legacy COSEL and Elco industrial automation systems
- PLC input/output modules requiring 5V DC logic power
- Industrial control panels and enclosures
- Standard DIN-rail mounting systems
Replaces / Drop-In Replacement For
- Elco K10A-5 (alternate branding of same unit)
- Direct replacement in legacy installations using original K10A-5 units
- Note: COSEL discontinued this model in favor of the PBA10F; verify pinout and mechanical fit before substitution
Works With
- Standard industrial 50/60 Hz AC power systems
- Universal-input control architectures requiring 85–132V AC range
- Legacy Elco and COSEL automation products




