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Growatt MAX 70KTL3 LV AFCI

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Producer: Growatt

ID: Growatt-MAX-70KTL3-LV

Product

Growatt MAX 70KTL3 LV

70kW On-Grid PV Inverter

On-gridsystem
7xMPPT
105kWPV max
1100Vdcsystem voltage
IP65outdoor
5 yearswarranty
82kgpalletized shipping

The Growatt MAX 70KTL3 LV (MAX50~80KTL3LV) is a three-phase transformerless Growatt string inverter with 7 MPP trackers and a fuse-free design. It reaches a maximum efficiency of 99% and operates in an MPPT voltage range of 200–1000 V. String monitoring, one-click diagnosis and AC and DC type II surge protection are included, and cooling is by smart air cooling in an IP65 housing. AFCI protection is optional in this inverter family.

Growatt was ranked No. 1 worldwide in 2025 shipments of hybrid split-type energy storage inverters (Frost & Sullivan) and is an S&P Global Energy Tier 1 PV inverter supplier for 2026.

Key features

7 MPP trackers
Max. efficiency 99%
String monitoring and one-click diagnosis
AC & DC type II SPD
Smart air cooling, IP65

Technical data

AC output
Rated power / apparent power	70kW / 77.7kVA
Grid connection	50/60Hz
Max. output current	112.7A
PV input
Max. PV power	105kW
Max. DC voltage / MPPT range	1100V / 200–1000V
MPPT	7x MPPT, 2 strings per MPPT, max. 26A per MPPT
Max. short-circuit current	32A per MPPT
General
Efficiency (max / EU)	99% / 98.5%
Protection	IP65, AFCI: Optional
Dimensions / weight	860 × 600 × 300mm / 82kg
Operating temperature	-25 to +60°C
Certificates	CE, VDE 0126, Greece, EN 50438, EN 50549-1, C10/C11, UTE C 15-712, IEC 62116, IEC 61727, IEC 60068, IEC 61683, CEI 0-21, CEI 0-16, VDE-AR-N 4105, DRRG, G98/G99, G100, NRS 097-2-1, MEA, PEA, KSC8565
Warranty	5 years

Downloads

Datasheet

Datasheet MAX 70KTL3 LVEN2.6 MB

Technical Data

Power	70kW
Type	On-Grid
Phases	3P
MPPT	7x MPPT

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