00:00Need cheap fix for garage door, 3D printer, or conveyor?
00:04Look everywhere.
00:06Found best infrared photoelectric switches under 5 bucks for DIY repairs.
00:11Reliable, dirt cheap, keep projects moving.
00:15First, E3JKR4M1 relay switch.
00:19Costs 288.
00:21Handles wide voltage from 12V DC up to 220 AC built-in relay switches wall power direct.
00:27No extra control board needed.
00:30Massive workhorse for shop tools.
00:33Next, E3F series barrel sensor.
00:36For 80, but offers adjustable range up to 5 meters.
00:40Barrel threads make mounting through sheet metal or wood dead simple.
00:45Solid 4.9 rating means zero headache for long-range tripwires.
00:50Third, E3ZD61 compact block sensor.
00:54Costs 280.
00:55Comes with metal mounting bracket.
00:59Runs on standard 12-24V.
01:02Small footprint fits tight machinery where barrel sensors fail.
01:06Great industrial replacement part.
01:09Fourth, TCRT5000 board 4-pack.
01:13386 total, less than $1 per board.
01:16Runs on 3.3V.
01:18Perfect for Arduino, Raspberry Pi, line tracking, or 3D printer filament run-out detection.
01:26Best value for microelectronics.
01:29Last, E3ZD81 series variant with PNP and NPN choices.
01:34280 with bracket included.
01:36High 4.9 rating across thousands sold.
01:40Let's you match exact PLC logic or controller input type without buying extra converter boards.
01:46All product links down in description below.
01:50Drop like, hit subscribe for more cheap repair breakdowns.
01:54Stay safe, happy building!
