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JA-120Z Bus back-up booster unit for JA-100


Out of stock

SKU JA-120Z Category
SKU JA-120Z Category


Out of stock


Designed for current boosting of the bus, extension of the line length and galvanic isolation of the bus. Output current max. 2A. 2 independent bus output terminal boards – each providing 500 m of bus length.

JA-120Z Bus back-up booster unit for JA-100

The product is offered as an electronic module with the JA-83PWR power supply unit. We recommend installation in a PLV-CP-L plastic housing. The product is a component of the JABLOTRON 100+ system, is addressable and occupies one position in the system.

  • Output current max. 2A
  • 2 independent bus output terminal boards – each providing 500 m of bus length
  • The galvanic isolation of the output terminals deals with different ground potentials and safety isolation of the bus
  • Up to 3 boosters can be arranged in series
  • Back-up battery up to 18 Ah

Technical specifications

Mains supply (83PWR power supply) 90 – 250 V
Power input 50 VA
Input part
Power via the control panel bus 12 V DC (9 … 15 V)
Current consumption
– Nominal for backup calculation 10 mA
– Maximum for cable selection 10 mA
Output part
Output supply voltage typically 13.7 V DC
Maximum total current load 2 A
Galvanically isolated (test voltage 4 kV)
Rechargeable battery 12V 7 – 18 Ah
Battery type: lead, gel type
Dimensions of the electronic unit 102 x 66 x 14 mm
Dimensions of the power supply unit 170 x 80 x 65 mm
Dimensions of the PLV-CP-L plastic housing 357 x 297 x 105 mm
The PLV-CP-L plastic housing is not included in the delivery!
Classification security level 2/environment class II
Note: valid only if installed in a PLV-CP-L plastic housing or in the housing of another certified device with security class 2 or higher.
– in accordance with EN 50131-1, EN 50131-6
– environment general indoor
– range of operating temperatures -10 to +40 °C
– operating humidity 75 % RH, without condensation
– certification body Trezor Test s.r.o. (no. 3025)
Also meets EN 60950-1, EN 50130-4, EN 55022

Additional information


Jablotron (Europe)

Device Type

Price Range



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