5 Relay Automatic Voltage Stabilizer Circuit board. 90V to 280V Working. 5 relay Stabilizer Circuit.
5 Relay Automatic Voltage Stabilizer Circuit Board – Product Description
The 5 Relay Automatic Voltage Stabilizer Circuit Board is designed for smooth voltage regulation and reliable protection for home and industrial electrical equipment. This advanced PCB is ideal for stabilizers ranging from 3 KVA to 10 KVA, offering excellent performance in fluctuating voltage conditions. Built with high-quality components and a smart delay system, it ensures long life for appliances such as refrigerators, air conditioners, TVs, and motors.
Perfect for stabilizer manufacturers, service centers, and DIY electronics repair projects.
Key Features
- ⚡ Smart Automatic Voltage Control
- 🔁 5 Heavy-Duty Relays for Multi-Step Voltage Correction
- ⏱ Intelligent Time Delay & Overload Protection
- 🔥 Thermal & Short-Circuit Protection
- 🧠 Microcontroller-Based Power Management
- 🏠 Suitable for AC, Refrigerator, TV, Motor & Home Loads
- 📦 Compact & Durable FR4 PCB Build Quality
- 🔌 Wired connectors for easy installation
- 🔇 Low noise & low power consumption
Technical Specifications
- Input Voltage Range: 90V – 270V AC
- Output Voltage Range: 200V – 240V AC (regulated)
- Relay Type: 5 Heavy-Duty Copper Relays (30A Support)
- Relay Switching Steps: 5-Step automatic voltage switching
- Control System: Microcontroller / Smart IC based
- Frequency: 50Hz
- Time Delay: 3–6 Seconds (cut / start delay protection)
- Protection: High Voltage / Low Voltage / Overload / Short Circuit
- Display Option: LED / Digital display compatible
- PCB Material: FR4 Industrial Grade
- Load Capacity: 3 KVA – 10 KVA stabilizer
- Operating Temperature: −10°C to +60°C
- Power Supply: 12V / 5V control circuit
- Suitable For: Servo / Step Voltage Stabilizers
Applications
- Home Automatic Voltage Stabilizers
- Refrigerator / Deep Freezer / AC Stabilizers
- TV / Computer Stabilizers
- Industrial Motor Control
- Inverter & UPS Power Protection
5 Relay stabilizer PCB board, automatic voltage stabilizer circuit board, 5 relay PCB for stabilizer, stabilizer controller board, 10 KVA stabilizer PCB, voltage control PCB, relay step stabilizer board.


Soldering Item’s
Other Item’s
PCB’s
Micro IC
DSP Card
Driver Card
Fuse & Holder
MOSFET & IGBT
Regulator IC