---
product_id: 599319007
title: "Buyers Products HBF4 DC Hydraulic Power Unit 1/4 Inch Breather Cap, Free Flow Ventilator for Reservoir, Oil-Resistant, 1/4 NPT"
brand: "buyers products"
price: "€ 80.64"
currency: EUR
in_stock: true
reviews_count: 5
category: "Buyers Products"
url: https://www.desertcart.gr/products/599319007-buyers-products-hbf4-dc-hydraulic-power-unit-1-4-inch
store_origin: GR
region: Greece
---

# 1/4 inch NPT thread 40 micron filtration oil-resistant carbon steel Buyers Products HBF4 DC Hydraulic Power Unit 1/4 Inch Breather Cap, Free Flow Ventilator for Reservoir, Oil-Resistant, 1/4 NPT

**Brand:** buyers products
**Price:** € 80.64
**Availability:** ✅ In Stock

## Summary

> 🛠️ Elevate your hydraulic game with clean, unstoppable airflow!

## Quick Answers

- **What is this?** Buyers Products HBF4 DC Hydraulic Power Unit 1/4 Inch Breather Cap, Free Flow Ventilator for Reservoir, Oil-Resistant, 1/4 NPT by buyers products
- **How much does it cost?** € 80.64 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/599319007-buyers-products-hbf4-dc-hydraulic-power-unit-1-4-inch)

## Best For

- buyers products enthusiasts

## Why This Product

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

## Key Features

- • **Seamless Fit:** Standard 1/4 inch NPT threading ensures hassle-free installation
- • **Built to Last:** Durable oil-resistant carbon steel withstands harsh environments
- • **Made in the USA:** Quality craftsmanship you can trust for your critical systems
- • **Micron-Perfect Airflow:** Filters dust & dirt down to 40 microns for pristine hydraulic fluid
- • **Breathe Easy, Work Better:** Optimizes reservoir ventilation to extend equipment life

## Overview

The Buyers Products HBF4 DC Hydraulic Power Unit Breather Cap features a 1/4 inch NPT thread and oil-resistant carbon steel construction. It provides free flow ventilation while filtering out dust and dirt particles as small as 40 microns, ensuring clean air intake for hydraulic, oil, chemical, and coolant reservoirs. Compact and durable, this breather cap is designed for reliable, long-lasting performance in demanding industrial environments.

## Description

The Breather Cap from Buyers Products acts as a ventilator to provide a free flow of clean air into your reservoir. It features oil-resistant filter elements that keep out dirt and dust particles as small as 40 microns. Breather cap sizing ranges from 1/8 in. NPT to 1 in. NPT.

Review: I bought to vent my air compressor crankcase replacing the plastic one-Works great and looks good-THANKS!!!
Review: works great and the unit is breathing well.

## Features

- Provides free flow of clean air into hydraulic fluid, oil, chemical, and coolant tanks or reservoirs.
- Large, oil-resistant filter elements dirt and dust particles as small as 40 micron.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0727PLRL5 |
| Brand | Buyers Products |
| Colour | Silver |
| Connector Type | Cap |
| Country of Origin | USA |
| Exterior Finish | Carbon Steel |
| Generic Name | Breather Cap |
| Item Dimensions LxWxH | 5.1 x 5.1 x 5.1 Centimeters |
| Item Weight | 65 g |
| Item dimensions L x W x H | 5.1 x 5.1 x 5.1 Centimeters |
| Item model number | HBF4 |
| Manufacturer | Buyers Products |
| Material | Carbon Steel |
| Net Quantity | 1.0 Count |
| Number of Pieces | 1 |
| Product Dimensions | 5.08 x 5.08 x 5.08 cm; 65 g |
| Size | 1/4 Inch |
| Thread Size | 1/4 Inch |
| Thread Type | NPT |
| UPC | 724920031653 |

## Product Details

- **Brand:** Buyers Products
- **Colour:** Silver
- **Connector Type:** Cap
- **Exterior Finish:** Carbon Steel
- **Item dimensions L x W x H:** 5.1 x 5.1 x 5.1 Centimeters
- **Material:** Carbon Steel
- **Number of Pieces:** 1
- **Size:** 1/4 Inch
- **Thread Size:** 1/4 Inch
- **Thread Type:** NPT

## Images

![Buyers Products HBF4 DC Hydraulic Power Unit 1/4 Inch Breather Cap, Free Flow Ventilator for Reservoir, Oil-Resistant, 1/4 NPT - Image 1](https://m.media-amazon.com/images/I/31TGAc7SHqL.jpg)
![Buyers Products HBF4 DC Hydraulic Power Unit 1/4 Inch Breather Cap, Free Flow Ventilator for Reservoir, Oil-Resistant, 1/4 NPT - Image 2](https://m.media-amazon.com/images/I/41-DM+ePStL.jpg)
![Buyers Products HBF4 DC Hydraulic Power Unit 1/4 Inch Breather Cap, Free Flow Ventilator for Reservoir, Oil-Resistant, 1/4 NPT - Image 3](https://m.media-amazon.com/images/I/61O7Yny2P4L.jpg)
![Buyers Products HBF4 DC Hydraulic Power Unit 1/4 Inch Breather Cap, Free Flow Ventilator for Reservoir, Oil-Resistant, 1/4 NPT - Image 4](https://m.media-amazon.com/images/I/61qQqdjZSBL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by A***R on 27 December 2025*

I bought to vent my air compressor crankcase replacing the plastic one-Works great and looks good-THANKS!!!

### ⭐⭐⭐⭐⭐ Review
*by S***N on 13 October 2025*

works great and the unit is breathing well.

### ⭐⭐⭐ Review
*by R***D on 8 January 2025*

Was not able to fit in the top corner port of a chevy nv3500 trans

## Frequently Bought Together

- Buyers Products HBF4 DC Hydraulic Power Unit Breather Cap, Free Flow Ventilator for Reservoir, Oil-Resistant, 1/4 NPT
- LC LICTOP Brass Sintered Bronze Breather Vent Flat Pneumatic Muffler Filter,1/4" NPT (Pack of 10)

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---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-03-12*