---
product_id: 142743083
title: "Ralston InstrumentsQTVC-3KPSIG-D Pressure Volume Controller w/Digital Gauge; 1/4\" NPTF"
brand: "ralston instruments"
price: "$4929.31"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/142743083-ralston-instrumentsqtvc-3kpsig-d-pressure-volume-controller-w-digital-gauge
store_origin: US
region: United States of America
---

# Integrated digital pressure gauge Precision 1/4" NPTF fitting Proudly made in the USA Ralston InstrumentsQTVC-3KPSIG-D Pressure Volume Controller w/Digital Gauge; 1/4" NPTF

**Brand:** ralston instruments
**Price:** $4929.31
**Availability:** ✅ In Stock

## Summary

> ⚡ Master your pressure game with precision and pride!

## Quick Answers

- **What is this?** Ralston InstrumentsQTVC-3KPSIG-D Pressure Volume Controller w/Digital Gauge; 1/4" NPTF by ralston instruments
- **How much does it cost?** $4929.31 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/142743083-ralston-instrumentsqtvc-3kpsig-d-pressure-volume-controller-w-digital-gauge)

## Best For

- ralston instruments enthusiasts

## Why This Product

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

## Key Features

- • **Engineered for Reliability:** Crafted by COLE-PARMER, a trusted name in lab instrumentation, ensuring durability and performance.
- • **Optimize Your Lab Workflow:** Streamline experiments and processes with a compact, easy-to-use pressure volume controller.
- • **Real-Time Digital Monitoring:** Stay ahead with the built-in digital gauge delivering instant, accurate readings every time.
- • **Made in the USA, Trusted Worldwide:** Support domestic innovation with a product designed and manufactured on American soil.
- • **Precision Control at Your Fingertips:** Experience exact pressure and volume regulation with the 1/4" NPTF connection for seamless integration.

## Overview

The QTVC-3KPSIG-D is a high-precision pressure volume controller featuring a 1/4" NPTF fitting and an integrated digital gauge, manufactured by COLE-PARMER in the USA. Designed for lab professionals seeking reliable, real-time pressure control and monitoring.

## Description

Ralston InstrumentsQTVC-3KPSIG-D Pressure Volume Controller w/Digital Gauge; 1/4" NPTF

## Features

- Lab equipment & instruments
- Made in united states
- Manufactured by COLE-PARMER

## Product Details

- **Brand:** Ralston Instruments
- **Material:** Aluminum
- **Item Weight:** 7.9 Pounds
- **Manufacturer:** COLE-PARMER

## Images

![Ralston InstrumentsQTVC-3KPSIG-D Pressure Volume Controller w/Digital Gauge; 1/4" NPTF - Image 1](https://m.media-amazon.com/images/I/51v+w6lx5eL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.us/products/142743083-ralston-instrumentsqtvc-3kpsig-d-pressure-volume-controller-w-digital-gauge](https://www.desertcart.us/products/142743083-ralston-instrumentsqtvc-3kpsig-d-pressure-volume-controller-w-digital-gauge)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-09*