# Air compressor accessory Proline 66387 — maximum inlet pressure 9.3 bar, 1 piece

**URL:** https://aio.lv/en/product--proline-66387--12069799
**Data updated:** 2026-03-12 21:48 (EET)
**Category:** Air Compressors
**Manufacturer:** Proline
**Manufacturer code:** 66387
**EAN:** 5903755663870
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 46.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 38.83 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--proline-66387--12069799

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.99 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Proline 66387 is an air compressor accessory supplied as a single unit with a specified maximum inlet pressure of 9.3 bar. Designed for use with compatible air compressors, it supports standard pneumatic connections and functions as a replacement or spare part. Suitable for workshop maintenance, tool hookups and general compressed-air system repairs.

## Long description

Proline 66387 is an air compressor accessory supplied as a single unit and designed to regulate working pressure while providing clean, dry air and appropriate lubrication to pneumatic tools. The component is intended as a replacement or spare part for compatible compressed-air systems and supports standard pneumatic connections. With a specified maximum inlet pressure of 9.3 bar, it is suitable for workshop maintenance, tool hookups and routine compressed-air system repairs.
Advantages
This accessory provides controlled pressure regulation to protect pneumatic tools and maintain consistent output. It conditions incoming air by reducing moisture and particulate contamination while allowing for proper lubrication of downstream tools. The single-piece supply simplifies replacement and inventory management, and compatibility with common pneumatic fittings makes installation straightforward in most workshop environments.
Suitable for
 Workshop maintenance and repair of compressed-air systems
 Connection and protection of pneumatic hand tools and air-powered equipment
 Replacement of worn or damaged pressure regulation and air-conditioning components
 General-purpose compressed-air installations that require pressure control and air conditioning
Key specifications
 Maximum inlet pressure: 9.3 bar
 Supplied quantity: 1 piece
 Function: pressure regulation, air filtration/drying and tool lubrication support
 Compatibility: designed for standard pneumatic connections and workshop compressors
How to use
Install the accessory inline with the compressor outlet and downstream tool lines following the compressor and tool manufacturer instructions. Ensure the system is depressurized before connecting or disconnecting fittings. Adjust the working pressure to the required set point within the accessory’s range and verify that filters, drains and lubrication ports (if present) are properly configured. Perform a leak test after installation and check that air delivered to tools is clean, dry and correctly lubricated.
Usage recommendations
Regularly inspect seals and connections for wear or leaks, replace filter elements and drain condensate as specified by your maintenance schedule, and use manufacturer-recommended lubricants to maintain tool performance and prolong component life.

## Specifications

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |
| Maximum inlet pressure | 9.3 bar |

## FAQ

### How much does the Air compressor accessory Proline 66387 cost, and is it available for purchase?

The price is 46.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 10.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Proline products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Proline service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12069799/67582288_large.webp