Sonoff Basic R4 Smart Switch Description

Sonoff Basic R4 Smart Wi-Fi Switch Module - Home Automation Wireless Controller

Condition: Open Box / Fully Inspected

This item has been sourced from clean retail liquidation lots. It has been unboxed and meticulously inspected by our technical team to verify physical authenticity and complete functional integrity. Original packaging may show minor signs of storage wear, but the module itself remains uninstalled and pristine.

Key Product Features

  • Upgraded Core Functions: Enhanced performance across smart switching duties while remaining exceptionally energy efficient.
  • Seamless Device Management: Supports app-driven configurations along with local group controls across your home automation environment.
  • Advanced Auxiliary Overheating Protection: Built-in structural thermal defenses safeguard against deformation and melting risks during continuous live operations.
  • Certified Hardware Integrity: Proudly carries official industry safety credentials including CE, FCC, and ETL compliance certification marks.
  • Flame-Retardant Build: Manufactured strictly from robust PC V0 fire-resistant composite plastic material.

Product Specifications

Brand SONOFF
Model Basic R4 (BASICR4)
Input Voltage 100-240V AC 50/60Hz
Output Voltage 100-240V AC 50/60Hz
Maximum Load 2400W @ 240V (10A max)
Wireless Protocol Wi-Fi IEEE 802.11 b/g/n 2.4GHz
Enclosure Material PC V0 (Flame Retardant)
Dimensions 88mm x 39mm x 24mm
Item Weight 45.8g

What's Included

  • 1 x Genuine Sonoff Basic R4 Smart Switch Module
  • 1 x Quick Installation Reference Sheet

Important Operational Notes

Note: Standard electrical installation knowledge is required to connect this switch module. Ensure all relevant circuit breaker switches are completely turned off prior to touching live household wiring loops. Requires a functional 2.4GHz Wi-Fi network routing path for initial remote application setup steps.

Shipping & Customer Assurance

📍 Local Domestic Dispatch: All orders ship directly from Texas, USA.

  • Expedited packaging protocols and processing timelines applied to every order.
  • Shipped inside secure, impact-absorbing parcels to prevent sorting transit damages.
  • Strict post-liquidation multi-point inspection routines run on every unit before sale.
  • Your marketplace buying safety remains our persistent structural priority.