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About
About
Certificates
Solutions
Energy Meters/DCU
Single phase energy meters
Three-phase energy meters
DCU
Technologies
G3-PLC
GSM
The NB-IoT
LoRaWAN
DLMS/COSEM
AMR/AMI
Manufacture
Blog
Contacts
EN
BG
Get a quote
Contact us
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Connection
+359 2 968 6035
+359 876 599 371
a.zubenko@4s4metering.bg
office@4s4metering.bg
Manufacture Facility
2140 Botevgrad,
Industrial zone “Microelectronica”
Sales department
Sofia, BG -1528
2A Nedelcho Bonchev St.
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