Matek H743 Slim V4 30×30 Flight Controller
£84.90 Inc. VAT
Loaded with an array of features and tons of room for peripherals, this board lets you choose how you want to fly.
In stock
FLIGHT CONTROLLER H743-SLIM V4
STM32H743VIH6, Dual ICM42688P, DPS368, OSD, 7x UARTs, 2x I2C, 1x CAN, 13x PWM outputs, 5V BEC
Loaded with an array of features and plenty of room for peripherals, the Matek H743-SLIM V4 is designed for demanding FPV, long-range, and autonomous builds. Itโs compatible with INAV, Betaflight, and ArduPilot, and offers significantly more processing headroom than F4-based flight controllers.
Compared to the previous V3 version, the H743-SLIM V4 introduces several hardware upgrades while keeping the same board layout and pinout. The 5V BEC output has been increased from 2A to 2.5A, the filtered 5V / VBAT output has been increased from 1A to 2A, TVS protection has been added to the main battery input, and additional MCU I/O protection has been implemented. The barometer has also been upgraded from the DPS310 to the more environmentally resistant DPS368.
Alongside its ultra-fast H7 480MHz processor, the specification includes dual ICM42688P IMUs for clean and stable gyro data, a built-in AT7456E OSD, 13 PWM outputs, 7 UARTs with inversion, 2x I2C, 1x CAN, switchable dual camera inputs, and a MicroSD card slot for Blackbox logging. DJI FPV OSD is supported via any spare UART.
Current version is V4.
Versions:
- V1, IMU MPU6000, ICM20602
- V1.5, IMU MPU6000, ICM42605
- V3,ย IMU ICM42688P, ICM42605
- V4 โ IMU: Dual ICM42688P, DPS368 barometer, upgraded power and protection


MCU
STM32H743VIH6, 480MHz, 1MB RAM, 2MB Flash
IMU
Dual ICM42688P (SPI1 & SPI4)
Barometer
Infineon DPS368 (improved environmental resistance)
OSD
AT7456E (SPI2)
Blackbox
MicroSD card socket (SDIO)
UARTs
7x UARTs (1, 2, 3, 4, 6, 7, 8) with built-in inversion
PWM Outputs
13x PWM outputs (including โLEDโ pad)
I2C
2x I2C
CAN
1x CAN
ADC Inputs
6x ADC (VBAT, Current, RSSI, Analog AirSpeed, Vbat2, Cur2)
LED Indicators
3x LEDs for FC status (Blue, Red) and 3.3V indicator (Red)
SPI
1x SPI3 breakout
USB
USB Type-C (USB 2.0)
Connectors
1x JST-SH1.0 8-pin connector (VBAT / G / Curr / RX8 / S1 / S2 / S3 / S4)
1x JST-GH1.25 4-pin connector (5V / CAN-H / CAN-L / G)
Video & Peripherals
Dual analog camera inputs with onboard switching
DJI FPV OSD supported via any spare UART
Power
VBAT Input
6โ36V (2โ8S LiPo)
BEC
5V 2.5A continuous
Filtered Output
Switchable 5V or VBAT output, up to 2A (for camera / VTX)
3.3V LDO
Max 200mA
Current Sensor
No current sensor built-in
Voltage Monitoring
Vbat2 pad supports up to 69V (voltage divider 1K:20K)
Static Power Consumption
~200mA @ 5V with Betaflight
~150mA @ 5V with ArduPilot
Firmware Support
ArduPilot (ChibiOS): MATEKH743
Betaflight: MATEKH743
INAV: MATEKH743
Physical
Mounting: 30.5 ร 30.5mm, ฮฆ4mm (ฮฆ3mm with grommets)
Dimensions: 36 ร 36 ร 5mm
Weight: 7g
Included
1 ร H743-SLIM V4 flight controller
6 ร Silicon grommets (M4 to M3)
1 ร JST-SH1.0 8-pin cable (5cm)
2 ร JST-SH1.0 8-pin connectors
1 ร JST-GH-4P to JST-GH-4P CAN cable (20cm)
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SHIPPING & DELIVERY
We are based in the UK, but ship to most worldwide destinations. Postage rates are calculated by the size/weightย and shipment location. We process orders Monday to Friday and pride ourselves on our quick turnaround of orders - most UK orders will arrive the next day.
We are partnered with several delivery companiesย including Royal Mail, DHL, UPS and Parcel Force. If you have a special delivery requirement or would like to arrange a shop collection pleaseย contact us.
A confirmation email will be sent when your order has been dispatched. If you wish to change your order, please contact us promptly, as we won't be able to make amendments once the order has been shipped.
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Shipping to the UK
- Order before 4PM for same day dispatch with Royal Mail, 2PM for next day delivery with DHL and 1PM for next day delivery with APC.
- We offer FREE Shipping on UK orders over ยฃ99, weighing less than 1kg.
- The courier options deliver Monday to Friday, Royal Mail delivers to residential addresses on Monday to Saturday.
For small low value orders our cheapest delivery service is Royal Mail First Class.ย For a guaranteed next day delivery we recommendย Royal Mail Special Delivery orย one of our courier delivery options.
International Postage
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- DHL Express offersย NEXT DAY delivery to most Europeanย destinationsย and a very fast delivery for countries further afield, generally 2-3 days.
Orders shipped outside the EU may be subject to customs charges. These charges are additional to any delivery costs and will need to be paid by the recipient.

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