SONOFF WiFi Smart Switch 4CHR3

Addional discount of 8%
will be applied in shopping cart
(min. 14€ purchase)
21,99 €

Main info

Easy access to 3 modes of device operation

Unlike the previous version of the Sonoff 4CHR2 switch, we have access to Self-locking (allows you to turn on devices that will remain on until you manually turn them off), interlock (when you turn on a second device, another device that was previously turned on is automatically turned off) and inching (when you turn on a device, it is turned off after a predetermined time) modes directly through the app on your phone.

Separate operation of 4 devices

Self-locking mode allows 4 connected light carriers to be turned on/off instantly.

Reliable assistant

Users can remotely operate connected devices via the free eWeLink app available on iOS and Android platforms. Voice control and collaboration with smart assistants is also possible, thanks to compatibility with Amazon Alexa, Amazon Echo, Echo Dot, Amazon Tap, Google Assistant, Google Home, Google Nest, IFTTT.

Protection above all

The rugged case is made of high-quality fire-resistant PC material, which provides excellent protection when using connected devices.

Universal compatibility

The relay is compatible with many devices available on the market. Among others, it can be used with lighting, consumer electronics and household appliances, fans, motors and many others.

Manufacturer Sonoff
Model 4CHR3
Voltage range 100-240V AC50/60Hz
Maximum load 10A/2200W/wire 16A/3500W
WiFi connection 2.4 GHz, 802.11 b/g/n
Security WPA/WPA2
Material PC V0
Dimensions 145 x 90 x 34 mm
Working temperature -10ºC ~ 40ºC

Dimensions and weights

Gross weight
0.22 kg
Package width
9.4 cm
Package height
14.6 cm
Package length
4.3 cm

Product codes

EAN
6920075775822
Manufacturer code
M0802010003

Photopoint offers free shipping for orders over 99 € delivered to Estonia. Take a look in the tab "Delivery" for a more precise delivery estimate.

For this product you can select the desired delivery method at the shopping cart:

Photopoint store Pick-up


Place your order from Photopoint web store and pick your goods up from one of Photopoint`s brick and mortar stores. The delivery to Photopoint store is free even for orders less than 99 €. You will be noticed by e-mail when your order is ready for pick-up.

The Photopoint stores are located in Tallinn and Tartu. See the exact locations from here.

Omniva parcel terminal 

You can order the goods to one of the Omniva Parcel terminals. Choose the desired terminal at the shopping cart. As the shipment arrives to the selected terminal, you will be sent an SMS-notification with an unique code. Go to the terminal within a week, enter the code and take your package. It is as simple as that.

See Omniva Parcel terminal locations here.

SmartPOST parcel terminal

Did not find an Omniva terminal at suitable location? Try SmartPost. Choose the desired terminal at the shopping cart. As the shipment arrives to the selected terminal, you will be sent an SMS-notification with an unique code. Go to the terminal within a week, enter the code and take your package. This method actually works for all parcel terminals.

See SmartPOST parcel terminal locations here.

DPD parcel locker

Make sure you check out also the locations of DPD parcel lockers. These are located all over Estonia. The delivery is the same. As the shipment arrives to the selected locker, you will be sent an SMS with a unique code. Go to the locker, enter the code and take your package.

See DPD parcel locker locations here.

Smartpost Finland parcel terminal

SmartPOST Finland is the best way to order goods to Finland. These terminals work the same way as in Estonia. As the shipment arrives to the selected terminal in Finland, you will be sent an SMS-notification with an unique code. Go to the terminal, enter the code and take your package.

See SmartPOST Finland parcel terminal locations here.

Matkahuolto parcel service

Matkahuolto is easy way to order goods to Finland. These are located also in smaller Finnish towns. As the shipment arrives to the selected Matkahuolto outlet, you will be sent an SMS-notification or an e-mail. Go to the outlet, show your ID and take your package.

See Matkahuolto outlet locations here.

Omniva courier delivery

The courier will transport your goods from Photopoint straight to the provided address. The delivery will take place at workdays from 08:00 to 17:00. Hold your phone near you as the courier will call you prior to its arrival. Please make sure there is someone at the destination, eligible to receive the shipment. 

The product can only be ordered from our online store and it takes from 4-7 working days for delivery within Estonia.

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