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M121
M121
Active
Expansion Boards, Daughter Cards
Description:  4-CHANNEL RELAY MODULE(STM32)
Manufacturer:  M5Stack Technology
Datasheet:   M121 Datasheet
History Price: $15.5
In Stock: 44000
Distributors
Specification
PDF Datasheet
Equivalent
M121 Distributors
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Distributors
Mfr Part
Stock
 
 
Slogan
Updated
QTreeic Electronics
M121
30400
Visit
$
Your Integrated Circuit Electronic Components Supplier
Apr 21, 2026
DigiKey
M121
36200
Visit
$
Click and see latest prices from Digikey Electronics
Apr 21, 2026
Anterwell
M121
3400
Visit
$
The 21 years electronic components professional supplier
Apr 21, 2026
Feilifei
M121
12000
Visit
$
New and original
Apr 21, 2026
One River Electronics Ltd
M121
35000
Visit
$
One River: Quality components, competitive prices, fast shipping, 1-year warranty
Apr 21, 2026
HAODE TECHNOLOGY
M121
35600
Visit
$
Click and send your RFQ
Apr 21, 2026
Hard Find Electronics Ltd.
M121
17200
Visit
$
Sourcing hard-to-find electronic components
Apr 20, 2026
TRICO INDUSTRIAL
M121
2800
Visit
$
Rooted in Semiconductors, One-stop Chip Solutions
Apr 20, 2026
Redstar Electronic
M121
21200
Visit
$
First Choice, Good Service
Apr 20, 2026
PARKIN
M121
44200
Visit
$
A Great Reputation EMS Partner specializes on E-Components Procurement
Apr 20, 2026
M121 Specification
Specification
Mfr Part
M121
Category
Expansion Boards, Daughter Cards
Manufacturer
M5Stack Technology
Series
-
Packaging
Bulk
Status
Active
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
Contents
Arduino
Platform
Interface
Type
Relay
Function
STM32F030F4
Utilized IC / Part
Board(s)
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M121 Compare Parts
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    Customer Reviews
    4.95 out of 5.00 stars from 96 customer reviews from all over the world
    Maria Schneider
    Germany
    5 stars
    2026-03-31 12:15
    Delivery time cn---> D ='s day Super! Product very well packed and works best-E.G. As a replacement for the solar lamps chip "ZX808"; very good also the product description
    Stefano Rizzo
    Italy
    5 stars
    2026-03-31 09:55
    Perfect thank you
    Clément Boucher
    France
    5 stars
    2026-03-31 06:37
    Very well received
    Yago Santos Ferreira
    Brazil
    5 stars
    2026-03-31 06:15
    Always ask components from this seller. Very recommended.
    Michelle Flores
    United States
    5 stars
    2026-03-31 04:10
    100pcs ordered, 100pcs received. Sample tests good. Recommended!
    Anna Sørensen
    Denmark
    5 stars
    2026-03-31 03:29
    At last a place where the tl431 works as intended, took random 10 pcs of the 100 and testet in a circuit from datasheet all spot on 5.085v where it should be.
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