01
Remote control
Switch on or off through the GEYER Smart app.
GEYER SMART · ER116W
Smart control. Exactly when you need it.
Smart Wi-Fi relay and timer for remote ON/OFF, flexible schedules and local control through an external push-button.
16 A250 V AC
Wi-Fi2.4 GHz
1 DIN35 mm
Smart schedulingGEYER Smart
DIN 35 mm1-module width
CONNECTED ECOSYSTEM
Amazon Alexa
Google Home
Tuya Smart
Smart LifeCONTROL · SCHEDULES · AUTOMATION
One device. Multiple ways to control.
The key ER116W functions are available in GEYER Smart, wherever you are.
02
Up to 30 schedules
Daily or weekly scheduling through Internet and cloud.
03
Flexible timers
Countdown, cyclic, random and astronomical schedules, plus auto-off.
04
External push-button
Local operation with a dry-contact momentary push-button on terminals 3 and 4.
COMPACT SIZE · FLEXIBLE CONTROL
One module in the panel. Control from anywhere.
GEYER SMART APP
Time and control in your hand.
Create schedules and automations, set auto-off, choose power-restore behaviour and share the device with up to 20 users.
APPLICATIONS
Smart management for everyday life.
01
WATER HEATER / BOILER
Scheduled operation and remote control.
02
LIGHTING
Lighting-circuit control and operating schedules.
03
ELECTRICAL APPLIANCES
Remote switching of compatible loads.
04
PANEL CIRCUITS
Control selected circuits from the app.
Every application is subject to the contact rating and the installer's assessment of the load.
TECHNICAL SPECIFICATIONS
Designed for the electrical panel.
Single-channel, one-DIN-module relay with neutral and input for an external momentary push-button.
CERED2 years
Input voltage100–240 V AC
Frequency50–60 Hz
Contact1 NO, 16 A at 250 V AC, cosφ = 1
Wi-Fi2.4 GHz
BluetoothYes
Mounting35 mm DIN rail, 1 module
Dimensions70.5 × 17.5 × 86.5 mm
Operating temperature−10 °C to +65 °C
Warranty2 years
ComplianceCE, DoC · LVD / EMC / RED
INSTALLATION & PAIRING
Three essential steps.
01
Installation
Mount on a 35 mm DIN rail and have the electrical connection completed by a qualified electrician.
02
App
Install GEYER Smart and connect the phone to a 2.4 GHz Wi-Fi network.
03
Pairing
Add ER116W in the app by following the pairing steps.
!
ELECTRICAL SAFETYInstallation and connection must be performed with the power isolated and in accordance with applicable regulations.
WIRING DIAGRAM
Clear wiring. External control.
N and L supply the device, terminals 1 and 2 connect to the load output, and terminals 3 and 4 accept an external dry-contact momentary push-button.
FREQUENTLY ASKED QUESTIONS
The essential answers.
Which app does ER116W use?+
The official app is GEYER Smart for Android and iOS. Tuya Smart and Smart Life are also supported.
Does it work with 5 GHz Wi-Fi?+
ER116W connects to 2.4 GHz Wi-Fi.
Do schedules work without Internet?+
Schedules require Internet and cloud access. Only auto-off works without Internet.
What happens after a power interruption?+
Restore to ON, OFF or the previous state can be selected.
How many users can share the device?+
The device can be shared with up to 20 users.
Who should install the device?+
Installation and electrical connection must be performed by a qualified electrician.
VIDEO
Product videos.
▶
Video content coming soon
TESTIMONIALS
Everyday experiences with ER116W.
Everyday use experiences based on the functions and applications of ER116W.
01“
Weekly scheduling helps me switch the water heater on only when I need it, even when I am away from home.
Maria P. · HomeownerEveryday scheduling
02“
Easy panel installation and quick setup. I use it in many installations that need reliable remote control without complicated solutions.
Nikos · ElectricianInstallation
03“
With ER116W I can control appliances in my Airbnb from my phone, even when I am away. Very practical for daily management and energy savings.
Giorgos · Airbnb ownerRemote management
DOCUMENTATION ER116W