---
product_id: 60078905
title: "Meriam 300 Series Aluminum Convoluted Diaphram Gauge with Buna-N Seal, 0-25 psid Range, 4.5\" Dial, +/- 2% Accuracy, 1/4\" NPT Female Connection"
brand: "meriam"
price: "FREE"
currency: THB
in_stock: false
url: https://www.desertcart.co.th/products/60078905-meriam-300-series-aluminum-convoluted-diaphram-gauge-with-buna-n
store_origin: TH
region: Thailand
---

# +/- 2% Accuracy 4.5" Dial 0-25 psid Range Meriam 300 Series Aluminum Convoluted Diaphram Gauge with Buna-N Seal, 0-25 psid Range, 4.5" Dial, +/- 2% Accuracy, 1/4" NPT Female Connection

**Brand:** meriam
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 🔍 Gauge Your Success with Precision!

## Quick Answers

- **What is this?** Meriam 300 Series Aluminum Convoluted Diaphram Gauge with Buna-N Seal, 0-25 psid Range, 4.5" Dial, +/- 2% Accuracy, 1/4" NPT Female Connection by meriam
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/60078905-meriam-300-series-aluminum-convoluted-diaphram-gauge-with-buna-n)

## Best For

- meriam enthusiasts

## Why This Product

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

## Key Features

- • **Robust Design:** Engineered polymer case ensures durability in demanding environments.
- • **Sealed for Success:** Buna-N seal provides superior resistance to leaks and environmental factors.
- • **Precision Performance:** Experience +/- 2% accuracy for reliable measurements.
- • **User-Friendly Interface:** Large 4.5" dial for easy readability, even from a distance.
- • **Versatile Mounting Options:** Easily mountable on 2" pipes or surfaces for flexible installation.

## Overview

The Meriam 300 Series Aluminum Convoluted Diaphragm Gauge is designed for high-performance applications, featuring a durable engineered polymer case, a Buna-N seal for leak resistance, and a 4.5" dial that offers +/- 2% accuracy across a 0-25 psid range. Its versatile mounting options make it ideal for various installations, ensuring you have the reliability and precision you need in any setting.

## Description

Migration: no migration; zero leakage from high to low port. First marking on the scale: 15 percent of FSD. Sensing element: diaphragm. Wetted parts: diaphragm, body material, SS spring, ceramic magnet. Case material: engineered polymer. Dial size: 2.5 (square), 4.5" (round). Mounting: direct, front flange, 2" pipe and surface mounting. Maximum working pressure: 1500 psi / 100 Bar. Maximum process temperature: 200 degree F. Seals: Buna-N. Lens: Plexiglass (acrylic). Connection: 1/4" NPT(F) Std. Porting: In-line. Over range protection: Up to the maximum from high and low side. Protecting for gauge and switch: NEMA-4/IP65. Applications includes: Filter monitoring, pump performance, level measurement, Flow, flow direction, pressure monitoring, Flow rate, strainer monitoring, condition monitoring of heating/cooling system, Air filter and collector/bag filter monitoring, collector/bag filter monitoring, blower performance.

## Features

- Engineered polymer case material
- Piston sensing element
- Buna-N Seal
- Direct, front flange, 2" pipe and surface mounting
- Up to the maximum working pressure from high side

## Images

![Meriam 300 Series Aluminum Convoluted Diaphram Gauge with Buna-N Seal, 0-25 psid Range, 4.5" Dial, +/- 2% Accuracy, 1/4" NPT Female Connection - Image 1](https://m.media-amazon.com/images/I/717T5ckjNGL.jpg)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-03*