DIHOOL Adjustable Voltage Protector 110V–220V | 70–200V Undervoltage, 140–300V Overvoltage, 1–63A Overcurrent | DIN Rail Mount

Smart protection for your home and equipment

The DIHOOL Adjustable Voltage Protector combines precise control with a durable design to guard your devices against voltage swings. Built for 110V–220V systems, it handles undervoltage (70–200V), overvoltage (140–300V), and overcurrent up to 63A with confidence. The result is a compact, reliable shield you can count on, whether you’re powering a gaming PC, a home theater, or critical kitchen appliances.

12 customizable presets for precise control

Fine-tune protection with up to 12 presets. Set exact thresholds for undervoltage, overvoltage, and current to match your equipment and local power conditions. The intuitive interface makes adjustments straightforward, and the included manual explains each option clearly.

• 12 adjustable values for voltage and current limits
• Clear indicators and straightforward navigation for quick setup
• Save and recall profiles for different devices or scenarios

Safety, reliability, and simplicity

The protector’s shell is crafted from fire-resistant PC material and tested to minimize fire hazards, helping you feel more secure. It automatically disconnects when limits are exceeded, reducing the risk of equipment damage and electrical faults.

• Fire-resistant, rugged housing for long-term use
• Automatic disconnection beyond safe thresholds
• Automatic recovery once conditions normalize, with no manual reset required

Universal DIN Rail mounting for easy integration

Designed for standard 35mm DIN rails, the quick-attach mount helps you organize power protection inside electrical panels, control cabinets, or home distribution boards. It’s a practical addition to any setup that values tidy, reliable protection.

• Quick-attach DIN rail compatibility
• Compact footprint that fits alongside other equipment
• One-time installation provides ongoing protection for your electronics

Real-world use cases and benefits

Think of safeguarding a gaming PC, a streaming media center, a home lab rig, or essential kitchen appliances from voltage surprises. While results vary by power conditions, many users notice steadier performance and fewer unexpected shutdowns when a protection device is in place.

What you get and how it helps

With a single protector guarding a wide range of devices, you can reduce the risk of power-related interruptions and electrical issues across your home or workspace.