GRANDTECH

Grandtech SEI-12K-UPRO 12kW Hybrid Solar Inverter – 48V 120/240V Split Phase

$0.00

Model: SEI-12K-UPRO

  • 12kW rated output with pure sine wave power.
  • Dual MPPT inputs with up to 99.9% tracking efficiency.
  • Compatible with lithium-ion and lead-acid batteries, with BMS communication.
  • Up to 240A battery charging current.
  • Built-in circuit breaker and up to 200A bypass current.
  • Supports parallel operation of up to six units.
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Specifications and information

Product details

SEI-12K-UPRO 12kW Hybrid Solar Inverter

A 48V hybrid solar inverter for residential energy storage, farms and backup power systems. The SEI-12K-UPRO combines dual MPPT solar charging, battery storage and 120/240V split-phase output in an IP65-rated enclosure.

Key features

  • 12kW rated output with pure sine wave power.
  • Dual MPPT inputs with up to 99.9% tracking efficiency.
  • Compatible with lithium-ion and lead-acid batteries, with BMS communication.
  • Up to 240A battery charging current.
  • Built-in circuit breaker and up to 200A bypass current.
  • Supports parallel operation of up to six units.
  • Supports operation with or without batteries.

Specifications

Model SEI-12K-UPRO
Rated output 12kW
Battery voltage 48V DC
AC output 120/240V split phase
Frequency 50/60Hz
MPPT voltage range 125–450V DC
Maximum total PV input 18kW
Inverter efficiency 97.5%
Enclosure protection IP65 / NEMA 4X
Communication interfaces RS485, CAN, USB, dry contact; Wi-Fi/GPRS options
Dimensions 840 × 440 × 260 mm
Net weight 48 kg

Applications

Residential solar storage, farms, telecom stations, rural installations and backup power systems.

OEM and project enquiries

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Customer feedback

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★★★★★

Reliable equipment and support

The equipment arrived well packed and the technical team helped confirm the system configuration before installation.

Verified customerUnited States

★★★★★

Clear technical guidance

Questions about inverter and battery compatibility were answered quickly before ordering.

Verified customerEurope

★★★★★

Smooth project delivery

The shipment was carefully packed and the installation documents were easy to follow.

Verified customerUnited States