---
product_id: 76388529
title: "Tjernlund PS1503 Duct Airstat Pressure Switch (5 pack)"
brand: "tjernlund"
price: "€ 14.82"
currency: EUR
in_stock: false
url: https://www.desertcart.pt/products/76388529-tjernlund-ps1503-duct-airstat-pressure-switch-5-pack
store_origin: PT
region: Portugal
---

# Tjernlund PS1503 Duct Airstat Pressure Switch (5 pack)

**Brand:** tjernlund
**Price:** € 14.82
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Tjernlund PS1503 Duct Airstat Pressure Switch (5 pack) by tjernlund
- **How much does it cost?** € 14.82 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/76388529-tjernlund-ps1503-duct-airstat-pressure-switch-5-pack)

## Best For

- tjernlund enthusiasts

## Why This Product

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

## Description

Senses duct pressure via ¼” hole in duct between main blower and Duct Booster Fan. Pressure from main blower actuates switch to operate Duct Booster fan automatically. 120 Volt, 15 AMP max. Makes on pressure rise of +.05 ± .02” W.C.

## Features

- Duct air pressure switch
- Senses positive pressure from air handler blower to activate Duct Booster fans
- Rated for fan up to 15 amp at 120 Volt
- Works year-round for both heating and A/C
- Simplifies wiring

## Images

![Tjernlund PS1503 Duct Airstat Pressure Switch (5 pack) - Image 1](https://images-na.ssl-images-amazon.com/images/I/91cVlhszHtL.jpg)

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**Shop now:** [https://www.desertcart.pt/products/76388529-tjernlund-ps1503-duct-airstat-pressure-switch-5-pack](https://www.desertcart.pt/products/76388529-tjernlund-ps1503-duct-airstat-pressure-switch-5-pack)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-09-13*