This is an OBO Bettermann� LSC I+II Lightning Strike and Surge Counter.
Product Details
Model: LSC I+II
Article No.: 5091 72 2
Type: Lightning Strike & Surge Counter
Protection Class: IP65
Brand: OBO Bettermann
Made for: Monitoring lightning current and surge discharge events in lightning protection systems and surge protection installations.
Main Function
This device counts:
Direct lightning strikes
Surge discharge events
Lightning current pulses passing through the down conductor/SPD system
It helps maintenance teams verify:
Number of lightning events
SPD activity
Need for inspection or replacement after heavy surge exposure
Common Applications
Data Centers
Telecom Towers
Solar Plants
Industrial Buildings
Airports
Railways & Metro Projects
High-rise Buildings
Critical Electrical Panels
Features
Digital LCD display
Event memory/counting
Weather-resistant IP65 enclosure
Easy wall mounting
Suitable for external lightning protection systems
Installation
Usually installed:
On lightning down conductor
Near earthing conductor
On surge protection discharge path
What the Buttons Do
SET → configuration/settings
↑ / ↓ → navigation
OK → confirm/select
The QR code likely links to product documentation/manual from OBO.
Would you like:
Technical datasheet
Working principle diagram
Installation diagram
Competitor comparison (nVent, DEHN, Ingesco etc.)
A professional product brochure/catalogue for SN Engineering branding?
