# Optical Detector / Phototransistor - QRD1114

**Type:** Product page · **SKU:** SEN-00246 · **Brand:** [Sparkfun](https://core-electronics.com.au/brands/sparkfun-australia)
**Page:** https://core-electronics.com.au/optical-detector-phototransistor-qrd1114.html ([markdown](https://core-electronics.com.au/optical-detector-phototransistor-qrd1114.html.md))

This sensor uses an infrared emitted diode combined with an infrared phototransistor to detect the reflected infrared signal. Ideal for sensing black-to-white transitions or can be used to detect nearby objects (.5-1cm).

## Pricing

- **Price:** $1.90 (inc GST) — $1.73 AUD, exc GST
- **Quantity discounts:** 5+ $1.67 (exc GST) · 25+ $1.64 (exc GST) · 100+ $1.57 (exc GST)

## Availability & dispatch

- Available with a lead time — expect dispatch between Aug 26 and Sep 01.

## Description

This sensor uses an infrared emitted diode combined with an infrared phototransistor to detect the reflected infrared signal. Ideal for sensing black-to-white transitions or can be used to detect nearby objects (.5-1cm).

**Documents:**

- [Datasheet](https://core-electronics.com.au/attachments/localcontent/QRD1114_16867214022.pdf)
- Bildr Tutorial

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/o/p/optical_detector_phototransistor_-_qrd1114__sen-00246__01.jpg)