PololuPololu· Sensors

QTR-3RC Reflectance Sensor Array

Name: QTR-3RC Reflectance Sensor Array
Brand: Pololu

Manufacturer part no. 2457

$8.19≈ 7.21 €

Price summary

Sold by 2 suppliers, from €7.21 to €9.01. The lowest listed price is Pololu at €7.21. Once shipping, VAT and customs duty are added, the cheapest delivered is RobotShop at about €16.91 — Pololu lands at about €38.65. Prices last checked on 2026-10-01.

Delivered cost is an estimate for a single item shipped to mainland France; the seller's checkout is authoritative.

In stock — 233 units

origin USA
RoHS3

View at seller ↗

Estimated landed cost

Landed cost breakdown
Item	€7.21
Shipping	€25.00
VAT (20%)	€6.44
Total delivered	€38.65

Estimate for a single item delivered to mainland France, shipped from outside the EU: customs duty and clearance fees may apply and are charged by the carrier.

Volume pricing

Qty	Unit price	Saving

2 offers for this product

Offers from the different sellers, sorted by price
Seller	Availability	Price	Seller link
PololuBest delivered cost	In stock	$8.19€8.65 incl. VAT	Visit ↗
RobotShop	Special order	€9.01€9.01 incl. VAT	Visit ↗

Prices compared incl. VAT: some sellers list ex-VAT trade prices, others VAT-inclusive retail prices. The badge marks the best estimated delivered cost, shipping and duties included — not always the first row.

Specifications (automatically extracted)

Mechanical

Weight

0.6 g

Other characteristics

Supply current	50 mA
Other pcb markings	0J7448
Pcb dev codes	irs07a
Size	1.25″ × 0.3″

Description

This compact module packs three IR LED/phototransistor pairs onto a 1.25″ × 0.3″ board. The sensors are mounted on a 0.375″ pitch, allowing this array to be used as a minimal detector for a line-following robot. Each sensor provides a separate digital I/O-measurable voltage output.