---
product_id: 59975231
title: "OSM-999B Extra-large Digital Panel Meter Blue LED (HV)"
brand: "open source meter"
price: "NT$61"
currency: TWD
in_stock: false
url: https://www.desertcart.tw/products/59975231-osm-999b-extra-large-digital-panel-meter-blue-led-hv
store_origin: TW
region: Taiwan
---

# 90-250 VAC Power Accuracy ±0.1% 2.3" Blue LED Display OSM-999B Extra-large Digital Panel Meter Blue LED (HV)

**Brand:** open source meter
**Price:** NT$61
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Elevate Your Measurement Game!

## Quick Answers

- **What is this?** OSM-999B Extra-large Digital Panel Meter Blue LED (HV) by open source meter
- **How much does it cost?** NT$61 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/59975231-osm-999b-extra-large-digital-panel-meter-blue-led-hv)

## Best For

- open source meter enthusiasts

## Why This Product

- Trusted open source meter brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Inputs:** Easily handle a variety of inputs including 4-20mA and multiple voltage ranges.
- • **Wide Power Range:** Operates efficiently on a broad voltage range of 90 - 250 VAC, making it adaptable to various environments.
- • **Brilliant Visibility:** Experience a stunning 2.3" blue LED display that ensures readability from any angle.
- • **Precision at Its Best:** Enjoy unmatched accuracy with ±0.1% fs + 1 count, perfect for critical measurements.
- • **Flexible Mounting Options:** Choose between bezel mount or 180º bracket mounting for seamless integration into your workspace.

## Overview

The OSM-999B Extra-large Digital Panel Meter features a highly visible 2.3" blue LED display, offering precision accuracy of ±0.1% fs + 1 count. It supports a wide range of inputs and can be easily mounted in various configurations, all while operating on a versatile power range of 90 - 250 VAC.

## Description

Bright LED multifunction digital panel meter with adjustable voltage inputs and current loop inputs. Large display lends itself to easy readability in a variety of applications.

## Features

- Highly Visible 2.3" Blue LED 3.5 Character Display
- Loop Inputs 4-20mA, Voltage Inputs +/-200mV, +/-2V, +/-20V, Adustable Voltage Inputs ), Adustable Voltage Inputs 200mV, 5V, 10VDC
- Accuracy is ±0.1% fs + 1 count
- Bezel mount or 180º bracket mounting in multiple planes
- Powered by 90 - 250 VAC

## Images

![OSM-999B Extra-large Digital Panel Meter Blue LED (HV) - Image 1](https://m.media-amazon.com/images/I/41eujdeYQLL.jpg)
![OSM-999B Extra-large Digital Panel Meter Blue LED (HV) - Image 2](https://m.media-amazon.com/images/I/71xvul78FKL.jpg)
![OSM-999B Extra-large Digital Panel Meter Blue LED (HV) - Image 3](https://m.media-amazon.com/images/I/71IlJrXpCQL.jpg)

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**Shop now:** [https://www.desertcart.tw/products/59975231-osm-999b-extra-large-digital-panel-meter-blue-led-hv](https://www.desertcart.tw/products/59975231-osm-999b-extra-large-digital-panel-meter-blue-led-hv)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-05-18*