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Sonoff · ERBS

Sonoff ERBS wall switch enclosure for MINI-RBS roller shutter

219 MDLIn stock
219 MDLIn stock
Help finding the right fit
Check compatibility
Compatible modules and mechanisms
SONOFF MINI-RBS, MINI-ZBRBS

PC wall enclosure for the Sonoff MINI-RBS/MINI-ZBRBS module: 21 mm deep rear part (34 mm total depth), up/down key, for EU round or 86-Type wall boxes deeper than 30 mm.

18 specifications from manufacturer documents

We deliver across Moldova. Availability, delivery timing and cost are confirmed with a manager before order fulfilment.

The right choice starts with specifications

Device passport

SKU: SONOFF-ERBS

Specifications checked against the linked manufacturer documents.Checked 18 October 2026

Model and version3
Product type — what it means

A switch enclosure fits over an in-wall module and turns it into a wall switch with a key. A protective box shields a module or relay from splashes and dust — outdoors or in a utility room, for example. A frame is the decorative front for modular switches and sockets of its series; the mechanisms themselves are not included.

Switch enclosure for a moduleFusion series switch enclosure: the module slots into the rear part and the key acts as a push button for the module [1]
Colour — what it means

The housing colour of this model. Other colours in the same series are separate products.

White [1]
Series
SONOFF Fusion [1]
Connectivity and compatibility1
Compatible modules and mechanisms — what it means

The device models the product is made for, according to the manufacturer’s documentation. It fits only the listed models and series: other devices have different fixings and sizes.

SONOFF MINI-RBS, MINI-ZBRBSRoller shutter / blind control modules [1]
Housing and installation13
Ingress protection (IP) — what it means

Protection against dust (first digit) and water (second). IP20 is for dry rooms only, IP44 resists splashes, IP65 and up handle water jets and outdoor use.

Not stated by the manufacturer
Neutral wire (N) — what it means

Whether the wall box needs a neutral wire. Older wiring often brings only the live wire to the switch; then pick a model that works without N.

RequiredThe ERBS rear has an N (neutral) terminal for the MINI-RBS module; the requirement comes from the module [2]
Wall box type — what it means

Which wall box the product installs into, per its documentation. The round European Ø60 mm box and the square 86 × 86 mm box are the most common; if a module goes inside, check the box depth too.

Round EU box (60 mm screw spacing), 86 × 86 mm box (86-type)Round European Ø60 or Ø80 mm box and 86-type box. The box must be deeper than 30 mm. Fixing holes at 60 mm [1]
Projection from the wall — what it means

How far the front sticks out from the wall surface once installed. The smaller the value, the closer it looks to an ordinary flat switch.

Not stated by the manufacturer
Housing material — what it means

The plastic or metal the housing and cover are made of. Polycarbonate (PC) usually withstands impact and heat better than ABS; a clear cover lets you see the module’s indicators without opening the box.

Polycarbonate (PC) [1]
Plastic flammability class — what it means

The housing plastic’s flammability class under the UL 94 standard. V-0 is the strictest of the common classes: the sample self-extinguishes within 10 seconds and drops no burning particles. It matters for products with 230 V inside or next to them.

Not stated by the manufacturer
Mounting — what it means

How and where it is installed: in a wall box, on a wall or ceiling, on a DIN rail, on a table or in a socket.

In a wall boxThe module clips into the rear of the enclosure; the enclosure is fixed to the wall box with the supplied screws [2]
Dimensions (W × H × D) — what it means

The device’s size in millimetres as the maker states it. Check that it fits the wall box, niche or shelf.

86 × 86 × 34 mmThe SONOFF 2026 brochure lists 86 × 86 × 21 mm — per the drawing that is the rear-part depth; the product page and help centre give the full size 86 × 86 × 34 mm [4]
Weight — what it means

The device’s weight without packaging, per the maker.

59.6 gNet weight [4]
Rear part depth (inside the wall box)
21 mmFrom the official drawing; the manufacturer's text calls it “21 mm thickness” [3]
Minimum wall box depth
30 mmThe wall box must be deeper than 30 mm [1]
Fixing hole spacing
60 mm [3]
Module setting
Before use, the MINI-RBS/MINI-ZBRBS module must be switched to “Pulse Mode” — in the eWeLink app or by pressing the module button three times. [4]
Control and features1
Keys on the enclosure — what it means

How many keys the front of the switch enclosure has; what each one does (for example up, stop, down for blinds) is in the note. Such keys usually act as momentary buttons, so the module is set to button mode if its manual requires it.

2Two key halves: up and down (the module's S1/S2 are connected inside the enclosure) [3]
Operating conditions1
Operating temperature — what it means

The air temperature range the device is rated for. The lower limit matters outdoors, on balconies and in unheated rooms.

−10…40 °C [1]
Package contents2
Package contents — what it means

What comes in the box, per the maker.

Switch enclosure, fixing screws, quick guideThe mounting guide mentions “the screws provided in the package”; the package photo shows the enclosure, screws and a quick guide. The number of screws is not stated in text [2]
Manufacturer warranty — what it means

The warranty period the maker states. Confirm warranty terms in Moldova with the seller.

24 months“2-Year Hassle-Free Warranty” — a general condition of the official SONOFF store shown on the product page, not a product-specific specification [1]

Clear purchase details

Delivery and stock

We deliver across Moldova. Availability, delivery timing and cost are confirmed with a manager before order fulfilment.

How is payment handled?

A website order is submitted for confirmation without charging your card. The payment method and final amount are agreed with a manager before payment.

Warranty and documents

The warranty is at least 12 months. The exact period and conditions for equipment and installation work are stated in the sales documents and the accepted proposal. Further support is agreed for each project.

Can I return the product?

Current conditions are published on the Return policy page. Email office@casasmart.md with your order number for the steps relevant to your situation. Statutory consumer rights continue to apply.

Delivery, payment and returns

What to check before buying

  • Check the equipment model, dimensions and mounting method.
  • For power and connections, check connector, voltage and load where relevant to this part.

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