---
product_id: 589360430
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 company"
price: "€ 28.53"
currency: EUR
in_stock: true
reviews_count: 5
category: "Buyers Products Company"
url: https://www.desertcart.fi/products/589360430-buyers-products-hbf4-dc-hydraulic-power-unit-1-4-inch
store_origin: FI
region: Finland
---

# 1/4 inch NPT precision fit Filters particles ≥40 microns Oil-resistant filter element 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 company
**Price:** € 28.53
**Availability:** ✅ In Stock

## Summary

> 🌟 Keep your hydraulics breathing easy — because clean air means peak performance!

## 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 company
- **How much does it cost?** € 28.53 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/589360430-buyers-products-hbf4-dc-hydraulic-power-unit-1-4-inch)

## Best For

- buyers products company enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Lightweight:** At just 65g and 5cm³, fits effortlessly into tight hydraulic setups
- • **Micron-Perfect Filtration:** Blocks dirt and dust down to 40 microns for peak system purity
- • **Trusted Industry Standard:** Backed by Buyers Products’ reputation and 4.3-star user approval
- • **Durable Oil-Resistant Design:** Built to withstand harsh oil and chemical exposure without degradation
- • **Seamless Airflow Integration:** Ensures clean, unrestricted ventilation for hydraulic reservoirs

## Overview

The Buyers Products HBF4 DC Hydraulic Power Unit Breather Cap is a compact, oil-resistant ventilator designed to maintain clean airflow into hydraulic and chemical reservoirs. Featuring a 1/4 inch NPT fitting and a filter that blocks particles as small as 40 microns, it ensures optimal system protection and longevity. Lightweight and durable, this breather cap is a trusted choice for professionals seeking reliable reservoir ventilation.

## 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: Works like it’s supposed to
Review: I bought this to vent a 55 gallon fuel drum. The item arrived on time and in good condition. The item works as expected. I feel like this is a good product at a reasonable price.

## 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.
- Commonly used for hydraulic tanks and hydraulic reservoirs

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0727PLRL5 |
| ASIN  | B0727PLRL5 |
| Batteries Required? | No |
| Color | Silver |
| Customer Reviews | 4.3 4.3 out of 5 stars (242) |
| Customer reviews | 4.3 4.3 out of 5 stars (242) |
| Date First Available | 24 October 2023 |
| Date First Available  | 24 October 2023 |
| Included components | Breather Cap |
| Item Package Quantity | 1 |
| Item Weight | 65 g |
| Item model number | HBF4 |
| Item model number  | HBF4 |
| Manufacturer | Buyers Products |
| Manufacturer  | Buyers Products |
| Material | Carbon Steel |
| Number Of Pieces | 1 |
| Part number | HBF4 |
| Product Dimensions | 5.08 x 5.08 x 5.08 cm; 65 g |
| Product Dimensions  | 5.08 x 5.08 x 5.08 cm; 65 g |
| Size | 1/4 NPT |

## Product Details

- **Brand:** BUYERS PRODUCTS COMPANY
- **Colour:** Silver
- **Item dimensions L x W x H:** 5.1 x 5.1 x 5.1 centimeters
- **Material:** Carbon Steel
- **Size:** 1/4 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/61qQqdjZSBL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by L***. on 8 January 2024*

Works like it’s supposed to

### ⭐⭐⭐⭐⭐ Review
*by J***H on 14 January 2025*

I bought this to vent a 55 gallon fuel drum. The item arrived on time and in good condition. The item works as expected. I feel like this is a good product at a reasonable price.

### ⭐⭐⭐ Review
*by J***T on 25 March 2024*

worked, but I should have spent a little more and got the metal one.

## 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 Finland*
*Store origin: FI*
*Last updated: 2026-02-21*