SONOFF Smart Stackable Power Meter – Model SPM-4Relay (NEW IN BOX)

$20.00 CAD
Closes: 

2d13h(Aug 19, 2026 02:00 AM UTC)

$5.00 CAD

Bid Increment
Sales/Lot Type:

Online Auction

Location:

Leamington, Ontario, CAN

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Seller's Terms & Conditions

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Description

Offered for sale is a SONOFF Smart Stackable Power Meter (SPM-4Relay), brand new and factory sealed in original packaging. This unit is part of SONOFF’s smart energy management system, designed for monitoring and controlling electrical loads in residential, commercial, or industrial applications.

Product Overview

The SONOFF SPM-4Relay is a smart multi-channel power monitoring and control module featuring 4 independent relay channels. It allows users to remotely control electrical circuits, monitor energy consumption, and automate power usage through a smart home system.

This device is commonly used in smart homes, electrical panels, lighting systems, smart plugs, and energy management setups.

Key Features

  • 4 Independent Relay Channels – Control multiple devices or circuits separately
  • Remote Control Capability – Operate devices from anywhere via smart system integration
  • Power Monitoring – Track voltage, current, and energy usage in real time
  • Overload Protection – Automatically cuts power to prevent damage to connected devices
  • Scheduling Function – Set timers and automation routines
  • Smart Home Integration – Compatible with smart lighting, switches, and automation systems
  • Expandable System – Can be connected with additional SONOFF modules for larger setups
  • Find Me / Device Identification Function (as indicated on packaging)

Applications

  • Smart lighting control
  • Smart wall switches and outlets
  • Energy monitoring systems
  • Home automation projects (DIY smart switching)
  • Electrical panel load management
  • Small commercial or industrial setups

Specifications

  • Brand: SONOFF
  • Model: SPM-4Relay
  • Input Voltage: 100–240V AC
  • Output Voltage: 100–240V AC
  • Frequency: 50/60Hz
  • Max Load: Up to 20A per channel (80A total max)
  • Number of Channels: 4
  • Material: PC V0 (flame-retardant housing)
  • Dimensions: 250 x 90 x 66.5 mm
  • Communication: RS-485 (requires compatible main unit for full system operation)

Condition

  • New in Box
  • Never used or installed
  • Packaging may show minor storage wear

Important Notes

  • This unit is typically used as part of a stackable system and may require a SONOFF SPM Main Unit for full functionality.
  • Buyers are responsible for verifying compatibility with their intended setup prior to bidding.
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Q & A

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Inspection

At the seller’s discretion, inspection may be permitted. Inspection is by appointment only. To request inspection, please click the “Ask a question” hyperlink, if available. If you have additional questions, please visit the FAQs

Payment

PAYMENT

If you are the winning bidder, you will facilitate payment by referring to the My Bids section of your account.

Note:

1. Payment is due within 5 (five) business days of auction closure.

2. Any invoice $5,000 or above requires payment via wire transfer.

3. Depending on your history with GovDeals, you may be limited to the number of auctions/transactions that you can participate in simultaneously AND/OR the dollar amount that you can pay via credit card, debit card or direct debit. For additional insight, please visit the Probation FAQ.

SALES TAX

When applicable, sales tax is calculated based upon the auction’s advertised location.

If you are seeking sales tax exemption, you must complete Liquidity Services’ tax exemption form(s). We recommend doing this prior to the auction’s closure or before making payment. To do so, please visit Liquidity Services' Tax Exemption Submission Tool.

Removal

***SHIPPING IS NOT AVAILABLE***


The buyer is responsible for all aspects of pick-up / removal, including but not limited to packing, loading, transportation and exporting. Note: Shipping is NOT available.

Removal is by appointment only. All items must be picked-up / removed within 10 (ten) business days from auction closure, unless otherwise stated in the asset description. If any item(s) is not removed within the allotted timeframe, the item(s) may be declared abandoned.

At the time of pick-up / removal, you will be required to present the seller with a copy of your Buyer’s Certificate and/or bill of sale, and potentially other documentation (e.g., copy of driver's license, Authorization of Release, etc). When making a removal appointment, please confirm with the seller what is needed to release the item(s).

Special Instructions

NOTICE: If you are the winning bidder and default by failing to adhere to this seller's terms and conditions, your account with Liquidity Services WILL BE LOCKED.

Guaranty Waiver: All property is offered for sale “AS IS, WHERE IS.” (Seller) makes no warranty, guaranty or representation of any kind, expressed or implied, as to the merchantability or fitness for any purpose of the property offered for sale. Please note that upon removal of the property, all sales are final.

Additional Information

First time bidding? Please review our Terms and Conditions.

For further assistance please review our Frequently Asked Questions.

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