---
product_id: 10508927
title: "OPTI-MAX® Check Valve Conversion Kit, ABI/Kratos (21-56-02136)"
brand: "optimize technologies"
price: "€ 1.28"
currency: EUR
in_stock: false
url: https://www.desertcart.pt/products/10508927-opti-max-check-valve-conversion-kit-abi-kratos-21-56
store_origin: PT
region: Portugal
---

# OPTI-MAX® Check Valve Conversion Kit, ABI/Kratos (21-56-02136)

**Brand:** optimize technologies
**Price:** € 1.28
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** OPTI-MAX® Check Valve Conversion Kit, ABI/Kratos (21-56-02136) by optimize technologies
- **How much does it cost?** € 1.28 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/10508927-opti-max-check-valve-conversion-kit-abi-kratos-21-56)

## Best For

- optimize technologies enthusiasts

## Why This Product

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

## Description

Make the switch to OPTI-MAX for less than ever before with OPTI-MAX Conversion Kits. Each kit includes all the OPTI-MAX check valve housings and cartridges you need to convert your HPLC instrument. By default, each kit includes our recommended OPTI-MAX cartridge, stainless steel/ceramic OPTI-MAX (PEEK cartridges are supplied for biocompatible systems). However, if you'd like to substitute an alternate material the kit price will not be affected. These kits contain all the check valves you need for your HPLC pump grouped under a single part number and priced at over 20% off list!

## Images

![OPTI-MAX® Check Valve Conversion Kit, ABI/Kratos (21-56-02136) - Image 1](https://m.media-amazon.com/images/I/31bQc7zF5fL.jpg)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-04-23*