Sensors

Model	Item Name	(Ex VAT) Price
SEN-QTR-8A	QTR-8A Reflectance Sensor Array This sensor module has 8 IR LED/phototransistor pairs mounted on a 0.375" pitch, making it a great detector for a line-following robot. Pairs of...	£7.20
QTR-1A	QTR-1A Reflectance Sensor The QTR-1A reflectance sensor carries a single infrared LED and phototransistor pair in an inexpensive, tiny 0.5" x 0.3" module that can be...	£1.80 ... more info
QTR-1RC	QTR-1RC Reflectance Sensor The QTR-1RC reflectance sensor carries a single infrared LED and phototransistor pair in an inexpensive, tiny 0.5" x 0.3" module that can be mounted...	£1.70
POL-ACS714	ACS714 Current Sensor Carrier -5 to +5A This board is a simple carrier for Allegro's ±5A ACS714 Hall effect-based linear current sensor. This version accepts a bidirectional current input...	£6.80
POL-ACS714-30	ACS714 Current Sensor Carrier -30A to +30A #1187 This board is a simple carrier of Allegro’s ±30A ACS714 Hall effect-based linear current sensor, which offers a low-resistance (~1.2 mΩ)...	£6.80
GP2YOA21	Infrared Proximity Sensor - Sharp GP2Y0A21YK An infrared Proximity Sensor made by Sharp, part number GP2Y0A21YK0F. Features Detecting distance : 10 to 80cm Analog voltage output. Supply...	£9.90 ... more info
GP1A57HRJ00F	Photo Interrupter GP1A57HRJ00F sku: SEN-09299 This sensor is composed of an infrared emitter on one upright and a shielded infrared detector on the other. By emitting a beam of...	£1.50