Hybrid solar inverter 3F, 8.5kW, 3MPPT, PLENTICORE Plus 8.5 G2, 10535117 KOSTAL / 05-7784 / Inverter, accumulator

Product ID: 05-7784

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2052.45€

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4105.00€

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Updated 18.02.2026 13:37

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Specifications
Description
Documentation
Reviews

Input side (DC)

Power class : 8.5
Max. PV power(kWp): 12.75
Max. PV power per DC input (kWp): 6.5
Nominal DC power (kW): 8.76
Rated input voltage (V): 570
Start-up input voltage (V): 150
Input voltage range (V): 120...1000
MPP working voltage range (V): 120...720
Max. working voltage (V): 900
Max. input current (A): 13
Max. PV short-circuit current (A): 16.25
Number of DC inputs: 3
Number of combined DC inputs (PV or battery): 1
Number of independent MPP trackers: 3
Min. working voltage for battery input (V): 120
Max. working voltage for battery input (V): 650
Max. charging current/discharging current at battery input (A): 13/13

Output side (AC)

Rated power (kW): 8.5
Rated output power (kVA): 8.5
Min. output voltage (V): 320
Max. output voltage (V): 500
Rated output current (A): 12.27
Max. output current (A): 13.63
Short-circuit current (peak/RMS) (A): 19.3/13.6
Grid connection: 3N~, 230/400V, 50Hz
Rated frequency (Hz): 50
Min/max grid frequency (Hz): 47/53
Setting range of the power factor: 0.8…1…0.8
Power factor for rated power: 1
Max. THD (%): 3
Standby (W): 7.9

Max. efficiency (%): 97.2
European efficiency (%): 96.5
MPP adjustment efficiency (%): 99.9

System data

Protection class: IP65 - moisture resistant
AC cable diameter (min-max): 8...17 mm
AC cable cross-section (min-max): 2.5...6 mm²
DC cable cross-section (PV/BAT) (min-max): 2,5...6 / 4...6 mm²
Size [HxWxD]: 563x405x233 mm
Weight: 21.6 kg
Ambient temperature: -20…60°C
Warranty (Smart Warranty / Smart Warranty plus): 10 (5 + 5) years

All-in-one

PV hybrid inverter with battery input with optional activation code
Compatibility with various high-voltage batteries
3 MPP trackers suited to the layout of almost all roofs
Extended MPP range – perfect for repowering

Smart connected

Smart Communication Board – future proof, new functions can be added via the integrated Web Application
Display, data logger, system monitoring, network and control interfaces integrated as standard
Free Solar Portal for monitoring the PV system
Modbus/Sunspec (TCP) for Smart Home integration

Smart performance

Fast, self-learning shadow management – adapts individually to the installation site
Dynamic active power control and 24-hour homeconsumption measurement
Self-learning generation and consumption forecast – for optimum self-consumption
Low conversion losses due to DC coupling and highvoltage battery
Prepared for additional battery charge via AC energy sources

Easy to install

Simple device configuration using commissioning wizard
Safe installation due to clearly arranged, separate terminal compartment and protected power electronics
Compatible with RCD type A
Auto Update: Always at the cutting edge of technology

Product data sheet

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