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Voltage Monitor Module, A30-U1 DC 0-99.9V Delay Relay Controller Board for Overvoltage Undervoltage Control Voltage Detection

Voltage Monitor Module, A30-U1 DC 0-99.9V Delay Relay Controller Board for Overvoltage Undervoltage Control Voltage Detection

Product ID: 568483884

Details

Brand
MiOYOOW
Color
black
Item dimensions L x W x H
3.07 x 2.09 x
Power Source
Battery
Style
Compact

⏳1-9 min auto display off delay

⚡0-99.9V precise voltage range

🔄Configurable relay trigger modes

€ 52.31

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Sold byAmazon SlovakiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

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Description

⚡ Stay ahead of power fluctuations with precision and control!

DUAL RELAY MODES - Switch between overvoltage or undervoltage relay triggers to fit charging or discharging needs.
SMART POWER SAVING - Auto screen shutoff after customizable delay (1-9 mins) to extend device life.
VERSATILE APPLICATION - Ideal for solar battery management, load shedding, and automated power control systems.
ROBUST SECURE WIRING - Screw terminals designed for ring terminals ensure stable, pull-resistant connections.
PRECISION VOLTAGE CONTROL - Set upper & lower voltage limits with 0.1V increments for exact monitoring.

The MiOYOOW A30-U1 Voltage Monitor Module offers ultra-precise DC voltage detection from 0 to 99.9V with configurable upper/lower limits and relay triggers. Its smart delay relay controller supports automatic screen shutoff to save power and features secure screw terminals for reliable wiring. Perfect for professional-grade battery management, solar setups, and automated load control, this compact device delivers accuracy and flexibility trusted by engineers and tech-savvy pros alike.

Specifications

ASIN	B0CDGSG231
Best Sellers Rank	#337,828 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #275 in Voltage Testers
Brand Name	MiOYOOW
Color	black
Compatible Devices	Various devices with compatible voltage and current ratings
Customer Reviews	4.6 4.6 out of 5 stars (62)
Included Components	As shown in the packing list
Item Dimensions	3.07 x 2.09 x 1.18 inches
Manufacturer	MiOYOOW
Measurement Type	Voltmeter
Minimum Operating Voltage	6 volts_of_direct_current
Model	A30-U1
Part Number	439302
Power Source	Battery Powered
Style Name	Compact
UPC	760606718319
Upper Temperature Rating	85 °C

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€ 52.31

Duties & taxes included

In stock

Sold byAmazon SlovakiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Slovakia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

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