What payment methods are available on Joom?

Joom supports a wide range of local and international payment methods for European shoppers, including debit and credit cards (Visa, Mastercard, Maestro), PayPal, Apple Pay, and Google Pay, plus country-specific options such as Klarna, BLIK, Multibanco, MB WAY, SEPA, and Giropay. Available options are shown at checkout and vary by country.

Can I pay for an expensive purchase in installments or later?

Yes, buy-now-pay-later services such as Klarna and Scalapay are available for some higher-value purchases, depending on your country, order amount, and the provider's terms.

Can I track my order?

Yes. You can follow its delivery status in the Joom app or on the website, updated as the package moves.

What happens if my order doesn't arrive?

Every order is covered by Joom Delivery Guarantee. If your order doesn't arrive by the guarantee date shown in your order details, contact Joom support and we'll issue a full refund.

Is it safe to pay on Joom?

Yes. Joom uses a secure payment system, and the seller isn't paid until you've received your order, which adds an extra layer of purchase protection.

What if my order doesn't arrive or the product isn't as expected?

If your order wasn't delivered, arrived damaged, or doesn't match its description, contact Joom support — a full refund can be issued in these cases.

How do I request a refund?

Requesting a refund is quick and straightforward. Just head to your order in the Joom app or website, open the Support Chat, and let us know what happened. Our team will take it from there and get back to you with a resolution as quickly as possible.

SPMMain Smart Switch WiFi Ethernet Power Meter

Name: SPMMain Smart Switch WiFi Ethernet Power Meter
SKU: 6942186f37eb7e01bc25c5d3
Price: 9.44 EUR
Availability: InStock

Current price

Price €9.44

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Free delivery to the United States

1 October

Delivered from Poland

Secure checkout & data protection

No-delivery refund

Quality guarantee

Secure logistics

Privacy protection

Description

Product code 1017021 Sonoff SPMMain smart switch which allows you to measure power consumption The device is the main element of the system consisting of SPMMain and SPM4Relay The device supports wired connection RJ45 Ethernet port and wireless WiFi The product is very versatile allows you to support up to 128 channels For this purpose, you need to connect it to the SPM4Relay switch, max 32 pcs SPMMain is equipped with overload protection which will help you avoid damaging your devices In addition, thanks to the built-in microSD card reader you can secure the history of energy consumption up to 180 days ago MicroSD card and SPM4Relay are not included can be purchased separately Key features The SPMMain switch has many different applications, it allows you to check how much electricity your tenants use monthly, what is the energy consumption in your office Protection of expensive equipment in the server room The switch has overload protection Possibility to connect devices SPMMain communicates with the cloud via the RJ45 Ethernet port or WiFi Connection to SPM4Relay switches takes place via RS485 port, thus ensuring stable transmission over long distances Support for up to 128 channels One SPMMain main module allows you to connect and control up to 32 SPM4Relay switches Each SPM4Relay offers up to 4 independent channels with a maximum load of 20 A each Thanks to this, SPMMain can handle up to 128 channels It is an ideal solution for apartment blocks allows you to check energy consumption in 128 apartments Energy consumption history on a microSD card The product allows you to record the history of energy consumption measurements from the last 180 days The switch is equipped with a microSD card reader 832 GB microSDHC It allows you to conveniently export data and ensure the security of important information Specification Manufacturer Sonoff Model SPMMain Color White Input 100240 V 5060 Hz 50 mA max WiFi 80211 bgn 24 GHz Material PC V0 Dimensions 1425 x 90 x 665 mm Compatible microSD cards 832 GB microSDHC

Super Merchant

4.5

1,500+

reviews

20,000+

purchases

Seller's info and responsibility

Frequently asked questions

What payment methods are available on Joom?
Joom supports a wide range of local and international payment methods for European shoppers, including debit and credit cards (Visa, Mastercard, Maestro), PayPal, Apple Pay, and Google Pay, plus country-specific options such as Klarna, BLIK, Multibanco, MB WAY, SEPA, and Giropay. Available options are shown at checkout and vary by country.
Can I pay for an expensive purchase in installments or later?
Yes, buy-now-pay-later services such as Klarna and Scalapay are available for some higher-value purchases, depending on your country, order amount, and the provider's terms.
Can I track my order?
Yes. You can follow its delivery status in the Joom app or on the website, updated as the package moves.
What happens if my order doesn't arrive?
Every order is covered by Joom Delivery Guarantee. If your order doesn't arrive by the guarantee date shown in your order details, contact Joom support and we'll issue a full refund.
Is it safe to pay on Joom?
Yes. Joom uses a secure payment system, and the seller isn't paid until you've received your order, which adds an extra layer of purchase protection.
What if my order doesn't arrive or the product isn't as expected?
If your order wasn't delivered, arrived damaged, or doesn't match its description, contact Joom support — a full refund can be issued in these cases.
How do I request a refund?
Requesting a refund is quick and straightforward. Just head to your order in the Joom app or website, open the Support Chat, and let us know what happened. Our team will take it from there and get back to you with a resolution as quickly as possible.