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What are we best at? Electronics & 3D printing
Fast delivery 30-day returns
Own warehouse & service Thousands of products
15+ years of expertise 1.7M+ orders

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Index: NTE-28028
EAN: 5901878509907

Tuya - single-phase relay with energy meter - 63A - WiFi - Qoltec 50990

The Qoltec single-phase electronic relay with energy consumption metering is an advanced device for intelligently managing electrical installations in homes and businesses. Mounted on a DIN rail, it enables remote control of devices, real-time energy consumption monitoring, and equipment automation.

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Over 500,000 customers already trust us. With us you get:

 

same-day shipping for products marked “24h shipping”

 

our own service centre in Poland

 

30 days to return and free delivery in Poland from PLN 500

 

4.9/5 on TrustMate and 4.9/5 on Google (almost 4,000 reviews)

 

VAT invoice, leasing and instalments for businesses

For businesses

 

individual quote for larger quantities

 

VAT invoice

For schools and universities

 

orders based on requests for quotation

 

help with choosing kits for your lab

Send an inquiry - we reply quickly.

Product description: Tuya - single-phase relay with energy meter - 63A - WiFi - Qoltec 50990

The Qoltec single-phase electronic relay with an energy consumption meter is an advanced device for intelligently managing electrical installations in homes or businesses. Mounted on a DIN rail, it enables remote control of devices, real-time energy consumption monitoring, and equipment automation. Integration with the Tuya app gives users complete control over their installation from anywhere in the world. The device allows for precise energy management by setting operating schedules, monitoring power consumption, and automatically disconnecting power if specific parameters are exceeded. The built-in energy meter enables real-time consumption analysis, translating into real savings and greater energy awareness.

Tuya - single-phase relay with energy meter - 63A - WiFi - Qoltec 50990

Tuya - single-phase relay with energy meter - 63A - WiFi - Qoltec 50990.

The Qoltec single-phase electronic relay with an energy consumption meter function is an advanced device for intelligent

The Qoltec single-phase electronic relay with an energy consumption meter function is an advanced device for intelligent management of electrical installations.

Special features

  • WiFi Remote Control: Full device control via the Tuya app
  • Energy measurement: real-time consumption monitoring (up to 999999 kWh, ±2%)
  • Wide current range: adjustable from 1 A to 63 A
  • Timer function: schedules and cycle on and off
  • Automatic protection: cut-off when voltage or current exceeds
  • Installation protection: OVP, OCP protection and current leakage detection
  • DIN rail mounting: easy installation in the electrical distribution board
  • Manual control: button on the housing for quick operation
  • LED: configurable operating status indication

Practical applications

The Qoltec relay is ideal for use in smart home and industrial installations where efficient energy management is key. It's ideal for controlling lighting, electric heating, boilers, and air conditioning, enabling automatic switching of devices on and off according to a schedule. The device is particularly useful for those who want to control energy consumption and reduce operating costs. Thanks to its monitoring and remote control functions, users can respond to changes in energy consumption in real time, even when away from home.

Technical specifications of the relay

  • Communication: WiFi
  • Application support: Tuya
  • Operating voltage: from 80 V to 400 V (single-phase installations)
  • Current range: 1 A to 63 A
  • Maximum current: 63 A
  • Energy measurement: from 0 kWh to 999999 kWh
  • Measurement accuracy: ±2%
  • Functions: timer, schedule, remote control, automatic shutdown
  • Low voltage protection: 50V to 190V (default 170V)
  • High voltage protection: 250V to 300V (default 270V)
  • Overload protection: up to 63 A
  • Current leakage detection: 50 mA
  • Signaling: LED (configurable)
  • Manual control: button on the housing
  • Mounting: DIN rail
  • Operating temperature: -30°C to 70°C
  • Dimensions: 65 x 36 x 85 mm

Contents of the set

  • Qoltec WiFi electronic relay for DIN rail
Thanks to integration with the Tuya application, the user gains full control over the installation from anywhere in the world

Thanks to integration with the Tuya application, the user gains full control over the installation from anywhere in the world.

Name Value
Smart Home Relay
Communication WiFi
Width 9 cm
Height 8 cm
Depth 4 cm
Weight 0.176 kg

Delivery method Delivery time Cost
GLS EU Shipping in 24 hours from €8.07
Raben Delivery in 3–5 days, no inside delivery from €96.75

The full delivery terms are on the page Delivery and payment.

30 days to return, without giving a reason

If the product does not meet your expectations, you have 30 days from receiving the parcel to withdraw from the contract. The product only has to be complete. The right of return belongs to consumers (a purchase unrelated to business activity).

Complaints

If the product turns out to be faulty, you can make a claim under the guarantee or the statutory warranty. We handle claims without delay, at the latest within 14 working days of receiving the report together with the goods.

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Instructions and documents

GPSR data

Country of origin Poland
Manufacturer contact details NTEC ul.Chorzowska 44B 44-100 Gliwice
EU market introducer contact details NTEC ul.Chorzowska 44B 44-100 Gliwice
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