---
product_id: 53447346
title: "Quadrafire Vacuum Low Draft Negative Pressure Switch Sensor SRV7000-531 - OEM"
brand: "quadrafire"
price: "$2431"
currency: MXN
in_stock: true
url: https://www.desertcart.mx/products/53447346-quadrafire-vacuum-low-draft-negative-pressure-switch-sensor-srv7000-531
store_origin: MX
region: Mexico
---

# Compact 5.6 oz design Precision vacuum sensing Made in USA quality Quadrafire Vacuum Low Draft Negative Pressure Switch Sensor SRV7000-531 - OEM

**Brand:** quadrafire
**Price:** $2431
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your fire system with precision airflow control!

## Quick Answers

- **What is this?** Quadrafire Vacuum Low Draft Negative Pressure Switch Sensor SRV7000-531 - OEM by quadrafire
- **How much does it cost?** $2431 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/53447346-quadrafire-vacuum-low-draft-negative-pressure-switch-sensor-srv7000-531)

## Best For

- quadrafire enthusiasts

## Why This Product

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

## Key Features

- • **Dual Hose Integration:** Includes both hoses for instant installation and reliable airflow monitoring
- • **Lightweight & Compact:** At just 5.6 ounces, it fits discreetly without adding bulk or complexity
- • **Universal Compatibility:** Seamlessly replaces multiple Quadra-fire models for hassle-free upgrades
- • **Accurate Airflow Detection:** Monitors draft and pressure changes in firebox and vent systems to optimize performance
- • **Durable American Craftsmanship:** Proudly made in the USA with a 90-day no-hassle replacement warranty

## Overview

The SRV7000-531 Vacuum Low Draft Negative Pressure Switch Sensor is a lightweight, precision-engineered replacement part compatible with multiple Quadra-fire models. Designed to monitor airflow and pressure changes in fireboxes and vent pipes, it ensures optimal combustion efficiency. Made in the USA and backed by a 90-day replacement warranty, this sensor offers reliable performance and easy installation with included hoses.

## Description

Quadrafire Vacuum Low Draft Negative Pressure Switch Sensor SRV7000-531 - OEM

## Features

- Quadrafire Vacuum Low Draft Negative Pressure Switch Sensor SRV7000-531
- Part# SRV7000-531. Replaces all previous Quadra-fire vacuum switches, including SRV7000-166, 812-3430, 812-1990 and SRV7000-447
- Differential Vacuum Pressure Switch, Includes Both Hoses
- Senses air flow/restriction within the firebox, exhaust chamber, vent pipe and fuel hopper on select models.
- Made in USA - 90 day manufacturer warranty with our no hassle replacement guarantee

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | HHT |
| Part Number | SRV7000-531 |
| Item Weight | 5.6 ounces |
| Package Dimensions | 8.75 x 6 x 1.5 inches |
| Item model number | SRV7000-531 |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Operation Mode:** automatic
- **Contact Type:** Normally Open
- **Connector Type:** Spade Connectors and Hose Nozel
- **Brand:** Quadrafire
- **Terminal:** Screw
- **Circuit Type:** 1-way
- **Actuator Type:** Plunger
- **Contact Material:** Brass
- **International Protection Rating:** IP00
- **Number of Positions:** 1

## Images

![Quadrafire Vacuum Low Draft Negative Pressure Switch Sensor SRV7000-531 - OEM - Image 1](https://m.media-amazon.com/images/I/617c2Zfd3iL.jpg)

## Frequently Bought Together

- Quadrafire Vacuum Low Draft Negative Pressure Switch Sensor SRV7000-531 - OEM
- Quadrafire Limit Snap Disc Switch #2 - Castile, Sante fe SRV7000-268 812-0320 FC
- Quadra-Fire Replacement Manual Reset Snap Disc #3

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**Shop now:** [https://www.desertcart.mx/products/53447346-quadrafire-vacuum-low-draft-negative-pressure-switch-sensor-srv7000-531](https://www.desertcart.mx/products/53447346-quadrafire-vacuum-low-draft-negative-pressure-switch-sensor-srv7000-531)

---

*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-01-23*