---
product_id: 180484039
title: "3 Fairchild H21B1 Photodarlington Optical Interupter Switches"
brand: "fairchild"
price: "€ 0.11"
currency: EUR
in_stock: false
url: https://www.desertcart.ie/products/180484039-3-fairchild-h21b1-photodarlington-optical-interupter-switches
store_origin: IE
region: Ireland
---

# 3 Fairchild H21B1 Photodarlington Optical Interupter Switches

**Brand:** fairchild
**Price:** € 0.11
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** 3 Fairchild H21B1 Photodarlington Optical Interupter Switches by fairchild
- **How much does it cost?** € 0.11 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/180484039-3-fairchild-h21b1-photodarlington-optical-interupter-switches)

## Best For

- fairchild enthusiasts

## Why This Product

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

## Description

Fairchild H21B1.0088K (Attached 3p .100" Header Plug) Photodarlington Optical Interupter Switches Quantity: 3 GoldenO Part# 0621 Inventory Class New Old Stock Manufacturer Fairchild Part Number H21B1.0088K (Attached 3p .100" Header Plug) Date Code A0810 Specifications  See Product Data Sheet Product Data Sheet Data Sheet   40/ 2oz PE

## Images

![3 Fairchild H21B1 Photodarlington Optical Interupter Switches - Image 1](https://m.media-amazon.com/images/I/51lyCDBtUjL.jpg)

---

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**Shop now:** [https://www.desertcart.ie/products/180484039-3-fairchild-h21b1-photodarlington-optical-interupter-switches](https://www.desertcart.ie/products/180484039-3-fairchild-h21b1-photodarlington-optical-interupter-switches)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-08*