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R3
Resistance
1kΩ
5v
5v
U1 IO19 - R2
R1
Resistance
1kΩ
R2
Resistance
1kΩ
Q1
Not Recommended for New Designs
D2
K2
GND
K1
D1

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Learn to Add a Component

hvacController

hvacController thumbnail
HVAC System controller board. Features 4 10A250VAC relays (For power control), a BME680 for environmental monitoring and a 5v-35v driver to control up to 2 DC motors. #esp32 #iot

Properties

ESP-IDF

WiFi

MQTT

5V

10 to 90%

%

RoHS, FCC, CE

-10 to 70

°C

PCB Trace

Touchscreen, Buttons

20,000

hrs

10

yrs

Small gadget

1

4

Consumer Electronics

Pricing & Availability

Distributor

Qty 1

Digi-Key

$23.46–$31.38

LCSC

$26.06–$28.79

Mouser

$28.32

Controls