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Learn more by watching our Major Tech MTS21 | 65A Smart Energy Meter & Timer | WiFi & Bluetooth video.
The Major Tech MTS21 is a high-precision smart energy meter for single-phase 2-wire systems, built for real-time tracking and smart control of electrical loads. It displays Voltage, Current, Active Power, Frequency, and Power Factor locally on its LCD, and remotely via the Major Tech Hub app.
With a 65A / 9600W rating, it’s ideal for residential, commercial, or light industrial use. It also features automated load protection, instantly shutting off power during overcurrent or over/under voltage events (up to 450V spikes). The dual connectivity - Wi-Fi and Bluetooth - ensures continuous operation and control even during network dropouts.
The built-in logger stores up to 2 months of energy data, exportable in Excel format for reporting. Designed for fast install with 35mm DIN rail compatibility, the MTS21 helps optimise energy use and safeguard connected loads.
MTS21 Features
MTS21 FAQ
Q: Will it keep working during Wi-Fi outages?
A: Yes, it uses Bluetooth as a backup for basic operation and monitoring.
Q: Can it measure real-time energy values?
A: Yes, it displays live Voltage, Current, Power Factor, and Frequency.
Q: Is it DIN rail compatible?
A: Yes, it mounts directly onto a 35mm DIN rail for easy installation.
(MTS21)
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We want you to love what you buy—but if you change your mind, that’s okay too. That’s why Sparky Direct offers a 100-day money-back guarantee.
If your item isn’t in its original condition, please contact us before returning it—we might save you time and money.
All products come with a manufacturer’s or supplier’s warranty
Damaged or Faulty Goods
If your order arrives damaged or is faulty, let us know within 24 hours.
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How to Request a Return
Warranty starts from Invoice Date
2 Years Limited Warranty
Warranty Method: Return to Sparky Direct
| Specification | Details |
|---|---|
| Rated Frequency | 50/60 Hz |
| Rated Current | 65A |
| Power | 9600W (Resistive Load) |
| Rated Voltage | 110V / 220V |
| Voltage Range | 90 – 260V |
| Approvals | IEC / SANS / ICASA / LOA |
| kWh Accuracy | Class 1 |
| R.M.S Accuracy | Class 0.5 |
| Current Circuit | <1.5VA |
| Voltage Circuit | <2W / 8VA |
| Starting Current | 0.004Ib (20mA) |
| LCD Display | 99999.9 kWh |
| Wi-Fi | 802.11 B/G/N, 2.4GHz only |
| Bluetooth | Version 5.2 |
| Operating Temperature | -25°C to +55°C |
These specifications and characteristics outline physical, mechanical, electrical details.
| Brand | Major Tech |
| SKU | MTS21 |
| Model # | MTS21 |
| Barcode # | 6008229040740 |
| Package Weight | 0.205kg |
| Package Width | 0.075m |
| Package Height | 0.185m |
| Package Length | 0.077m |
| TYPE | VALUE |
|---|---|
| Type | Smart Automation |
| Brand | Major Tech |
| Rated Current (A) | 65A |
| Power | 9600W (Resistive Load) |
| Number of Users | Up to 20 simultaneously |
Electrical and HVAC products sold by Sparky Direct are intended for installation by licensed and appropriately qualified professionals in accordance with applicable Australian Standards and regulatory requirements. Customers are responsible for ensuring that any product purchased, including any related or associated components, is compatible and suitable for their intended installation and application.
Sparky Direct does not provide installation advice and does not assess product suitability for individual circumstances unless expressly confirmed in writing. Customers must confirm correct product selection, compatibility, compliance, and suitability with a licensed or appropriately qualified professional prior to purchase.
Tools sold by Sparky Direct must be used safely and in accordance with the manufacturer’s instructions. Customers are responsible for ensuring they have the necessary knowledge and competence to operate any tool purchased. If you are unsure how to safely or correctly use a tool, do not use it and seek guidance from the manufacturer or a suitably qualified professional.
Nothing in this clause limits or excludes any rights or guarantees available under the Australian Consumer Law.
For website terms and conditions https://www.sparkydirect.com.au/terms-of-use
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