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Best Mqtt Broker - Holiday Sale

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Last Updated - 18.12.2025

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01

db-tronic

Raspberry Pi 5 8GB Starter Kit | 128GB Edition | Official 27W Power Supply | Official Case with Fan | 4K Micro HDMI Cable 1 m | Aluminium Heatsink

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9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

USB Memory Card Reader: Easy and quick setup of your operating system on your PC or laptop.
Raspberry Pi 5 with 8GB RAM: Powerful single-board computer for versatile projects and applications.
Official 27W power supply: stable and reliable power supply for your Raspberry Pi 5.
OFFICIAL CASE WITH FAN: Protects your Raspberry Pi and provides optimal cooling during intensive use.
HIGH QUALITY DB-TRONIC PACKAGING: Sturdy and elegant packaging, ideal for safe shipping and gift giving.
ALUMINUM HEATSINK - Added cooling for reliable performance and longevity.
4K Micro HDMI Cable 1 Meter: Perfect for crisp video output on compatible 4K monitors or TVs.
128GB memory card: Provides generous storage space for your operating system, applications and files.

139,90 €
02

GeeekPi

GeeekPi 19 Inch 1U Rack Mount for Raspberry Pi 5, with 4PCS PCIe to M.2 NVMe SSD Adapters, Holds up to 4 Raspberry Pi 5 Boards, Compatible with 19 Inch Server Rack

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9.8

Exceptional

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Main highlights

WIKI: https://wiki.52pi.com/index.php?title=DR-0001
Programmable LED Indicator - A red LED on the board serves as a programmable device ID signal, controllable via the GPIO4 pin to indicate the status or identity of the device.
PCIe Expansion Support - Includes a motherboard that enables PCIe expansion, allowing the connection of M.2 NVMe SSDs in various form factors (2230/2242/2260/2280). Note: This function supports Raspberry Pi 5 only!
OLED Display Integration - The option to include a 0.91-inch OLED screen that communicates with the Raspberry Pi via I2C, displaying customizable information such as CPU usage, memory status, IP address, and serial numbers.
Note - Raspberry Pi boards and Heatsink fan are not included.
Modular Design - Supports the integration of up to five Raspberry Pi devices, with the option to replace one slot with an OLED display frame.
Compatibility - Supports Raspberry Pi 5; 1U Rackmount design is compatible with 19 Inch Server Rack.
2C Interface - The board routes the Raspberry Pi's 5V, GND, SDA, and SCL pins to the rear through PogoPin connectors, offering I2C interface peripherals in a Grove format.

109,99 €
03

SONOFF

SONOFF Zigbee 3.0 USB Dongle Plus, Zigbee Gateway TI CC2652P + CP2102N Zigbee USB Stick, Zigbee Hub for ZHA in Home Assistant or Zigbee2MQTT, Open HAB etc.

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

This zigbee 3.0 USB dongle-p as a ZigBee gateway for managing sub-devices in open source platforms with HomeAssistant or Zigbee2MQTT
SMA interface external antenna, aluminium housing effectively reduces signal interference from peripherals, +20dBm output gain
Pre-flashed with Z-Stack 3.x.0 coordinator firmware
Can flash in ZigBee routing firmware, extend network range as router in ZigBee network
Base on TI CC2652P + CP2102(N)

29,74 €
Value for Money

04

Hicham Belmadani

Wifi reading head Hichi v2 EHZ Tasmota

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Version with slot for additional reading heads
The counter data can be sent via mqtt e.g. to IO broker or homeassistant
Sophisticated and widespread board with Schmitt triggers for safe and trouble-free operation
Read and send (some counters need to be prompted to send, does not work with a pure reading head, with this no problem)
Baud rates up to 57600 are possible and tested.
5 V operating voltage USB C

39,99 €
05

smartnetz

Smartnetz WLAN Pool and Pond Thermometer Clamp for PVC U Tube 50 mm, Plug & Play in the smartnetz App, Tasmota 14.5 (German) Pre-Installed for Homeassistant & IO Broker, MQTT & Matte Support, USB C

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Solid construction for 100% tightness
Min. 8 mm (max 10 mm) hole required in PVC U pipe)
Includes all sealing rings and screws for installation
Ideal for pool and pond (fits 50 mm PVC U pipe)
Can be integrated via smartnetz app plug & play
Can be integrated directly into your home assistant or IOBroker using Tasmota & MQTT

49,90 €
06

db-tronic

Raspberry Pi 4 4GB Starter Kit | 64GB Edition | Official Power Supply 15W | Official Housing | 4k Micro HDMI Cable | Heatsink Set | USB Card Reader

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

USB Memory Card Reader: Easy and quick setup of your operating system on your PC or laptop.
Raspberry Pi 4 with 4GB RAM: Powerful single-board computer for versatile projects and applications.
Official 15W power supply: stable and reliable power supply for your Raspberry Pi 4.
OFFICIAL CASE: Protects your Raspberry Pi and ensures optimal cooling during intensive use.
HIGH QUALITY DB-TRONIC PACKAGING: Sturdy and elegant packaging, ideal for safe shipping and gift giving.
64GB memory card: Provides generous storage space for your operating system, applications and files.
4K Micro HDMI Cable 1 Meter: Perfect for crisp video output on compatible 4K monitors or TVs.
4-piece aluminium heat sink set: additional cooling for reliable performance and durability.

94,90 €
07

CTS GMBH

Mosquitto - MQTT Broker for IoT (Internet of Things): Guide to setup a free and secure MQTT network using 2 bridged brokers, SSL encryption and Cert based ... IT-PRO E-Books Book 3) (English Edition)
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

9,99 €
08

SURFOU

SURFOU Zigbee Socket, Smart Timer Socket with Current Meter in Home, Compatible with Philips Hue, Alexa, Google Home and SmartThings, HUE Bridge Required, Zigbee 3.0 Plug (1 Pack)

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Voice control】: The ZigBee smart socket can be used with Amazon Alexa, Google Home and other smart home devices. Control your household appliances with the Zigbee smart socket via voice command, Smart Alexa socket turns on/off automatically.
【App Control】: Please download the corresponding app according to your existing gateway, our Zigbee Alexa socket supports gateways from following platforms (SmartThings, Amazon Alexa/Echo, Google Home and Philips Hue Bridge). Please note: the gateway is not included in the package.
Schedule and timer: plan the Zigbee timer socket so that the electronics are automatically switched on and off if necessary, e.g. by turning on the lights at dusk or turning off at dawn. Simply set a timer with the countdown function so that the WiFi socket automatically turns off its appliance. It can effectively save unnecessary power consumption.
Safe and reliable: the Zigbee smart plug supports up to 16 A, 3680 W electrical household appliances. When the smart plug is overcharged or overheated, it automatically turns off to protect the safety of the family; the hidden contacts of the smart plug prevent children from getting electric shock when playing to protect children's safety.
Consumption measurement: Our Smart Life Smart ZigBee 3.0 socket is equipped with a consumption indicator. So you can check the power consumption of your devices at any time and turn off if necessary. You will receive an intelligent electricity meter for socket.

11,70 €
09

Elektor Verlag

Das MQTT-Praxisbuch: Mit ESP8266 und Node-RED

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Elekor 18151 The MQTT Practice Book B-MQTT Building Book
Contents: 1 item

39,80 €
10

QINCAO

QINCAO Men's Boxer Shorts, Pack of 6, Men's Underwear, Retro Shorts, Cotton

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Perfect fit: Thanks to the high-quality latex stretch waistband and the perfect cut, you will feel free and comfortable when you wear these men's underwear. The edges of the boxer shorts do not roll up easily, so they fit your legs naturally and comfortably.
No irritating labels: Food-safe material is processed using thermal transfer printing to create a label that is safe, comfortable and skin-friendly to wear without feeling it.
High-quality, soft fabric: The men's underpants are made of long and neat, 60s combed cotton, which feels light and soft like clouds, without unpleasant pinching and scratching. The men's boxers are also resist deformation, shrinking and fading, even after repeated wearing and washing.
Excellent value and exquisite workmanship: Each QINCAO men's cotton boxer shorts is made by OEM garment manufacturers of top brands and is superbly finished by tightening the seams with a thick double needle, which reinforces them and prevents them from coming off easily.
Combination of youth and vitality: simple QINCAO men's boxer shorts in retro style in rich and elegant colours that show youth and vitality, with a fine three-dimensional reflective logo for stylish fashion, pack of 6.

19,54 €