---
product_id: 312089530
title: "Electronics-Salon Low Voltage Disconnect Module LVD, 12V 30A, Protect/Prolong Battery Life."
brand: "czh-labs"
price: "$1.61"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/312089530-electronics-salon-low-voltage-disconnect-module-lvd-12v-30a-protect
store_origin: US
region: United States of America
---

# Electronics-Salon Low Voltage Disconnect Module LVD, 12V 30A, Protect/Prolong Battery Life.

**Brand:** czh-labs
**Price:** $1.61
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Electronics-Salon Low Voltage Disconnect Module LVD, 12V 30A, Protect/Prolong Battery Life. by czh-labs
- **How much does it cost?** $1.61 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/312089530-electronics-salon-low-voltage-disconnect-module-lvd-12v-30a-protect)

## Best For

- czh-labs enthusiasts

## Why This Product

- Trusted czh-labs brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

The item no paper instructions, please download the PDF file, and before buying please read the file: https://images-na.ssl-images-desertcart.com/images/I/81mTLi3gbZL.pdfPart number: MD-D1021/12V, Version 2.0 (from June-26, 2018 change to Version 2.0, Version 1.0 we used a relay as a ON/OFF switch, version 2.0 changed to Ultra low impedance MOSFETs). Mount type: panel mount. Suitable battery: 12V. Rated current: 30A.To protect electronics from damaging low voltages and prevent a deep discharge of a battery during an extended power outage, the LVD module will automatically disconnect the battery when the voltage falls below the user adjustable cutoff voltage. When power is restored the Smart Switch will automatically reconnect the battery. thereby protecting the battery from total discharge (helping to prolong the life of the battery).Applications include: Solar systems, Alarm systems, UPS systems, Mobile systems, Or any application where you need to protect the battery from total discharge.Features： Programmable voltage setting for Disconnect and Reconnect. Red-green LED indication for relay switch ON and OFF. Panel mount or DIN rail mount types selectable. DIN rail mount version can support width 35 / 32 / 15mm rails.

## Features

- Part number: MD-D1021/12V, Version 2.0 (from June-26, 2018 change to Version 2.0, Version 1.0 we used a relay as a ON/OFF switch, version 2.0 changed to Ultra low impedance MOSFETs).
- Mount type: panel mount.
- Suitable battery: 12V.
- Rated current: 30A.
- Datasheet: https://images-na.ssl-images-desertcart.com/images/I/81mTLi3gbZL.pdf

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B018TK5WIM |
| Brand Name | CZH-LABS |
| Color | green,black,red |
| Customer Reviews | 3.9 3.9 out of 5 stars (74) |
| Item Weight | 1.44 Ounces |
| Manufacturer | Electronics-Salon |
| Material Type | Paper |
| Model | EXPSFD005897 |
| Part Number | EXPSD005897 |

## Product Details

- **Brand:** CZH-LABS
- **Colour:** green,black,red
- **Material:** Paper

## Images

![Electronics-Salon Low Voltage Disconnect Module LVD, 12V 30A, Protect/Prolong Battery Life. - Image 1](https://m.media-amazon.com/images/I/712qf1i5BoL.jpg)
![Electronics-Salon Low Voltage Disconnect Module LVD, 12V 30A, Protect/Prolong Battery Life. - Image 2](https://m.media-amazon.com/images/I/71QGM7kDSHL.jpg)
![Electronics-Salon Low Voltage Disconnect Module LVD, 12V 30A, Protect/Prolong Battery Life. - Image 3](https://m.media-amazon.com/images/I/71-gf-tRPVL.jpg)
![Electronics-Salon Low Voltage Disconnect Module LVD, 12V 30A, Protect/Prolong Battery Life. - Image 4](https://m.media-amazon.com/images/I/71zv5zZFNDL.jpg)
![Electronics-Salon Low Voltage Disconnect Module LVD, 12V 30A, Protect/Prolong Battery Life. - Image 5](https://m.media-amazon.com/images/I/71v-yGfTijL.jpg)

## Frequently Bought Together

- Electronics-Salon Low Voltage Disconnect Module LVD, 12V 30A, Protect/Prolong Battery Life.
- LeMotech Junction Box IP65 Waterproof Project Box Dustproof ABS Plastic Electrical Boxes Universal Enclosure for Electronic Black 3.93x 2.68x 1.97 inch (100 x 68 x 50 mm)(Pack of 2)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-26*