Solar Stack
Solar Stack
How it worksGuidesAdd Equipment
Sign in
Solar Stack

Free solar panel & inverter compatibility checker. Verify your PV string configuration is safe before installation.

Tools

  • Calculator
  • Panel Matcher
  • Inverter Finder
  • Inverter Compare
  • Panel Replacement
  • Cable sizing

Resources

  • Guides
  • How it works
  • Standards & Compliance
  • Data API
  • Replacement methodology
  • Add Equipment
  • Feedback

Legal

  • About
  • Privacy Policy
  • Terms of Service
  • Cookie Policy

© 2026 Solar Stack

Solar PanelsTrina SolarNE19RTSM-NE19R-645

Trina Solar TSM-NE19R-645

645 WTOPConVertex S+Half-Cell132 cells

The Trina Solar TSM-NE19R-645 is a 645 W solar panel featuring TOPCon cell technology. Below are the verified electrical and thermal specifications extracted from the manufacturer datasheet.

Technical Specifications

Electrical Characteristics (STC)
Peak Power (Pmax)
: 645 W
Open-Circuit Voltage (Voc)
: 51.2 V
Max Power Voltage (Vmpp)
: 42.9 V
Short-Circuit Current (Isc)
: 15.99 A
Max Power Current (Impp)
: 15.04 A
Number of Cells
: 132
Temperature
Temp. Coefficient Voc
: -0.24 %/°C
Temp. Coefficient Isc
: 0.04 %/°C
Temp. Coefficient Pmax
: -0.29 %/°C
Max System Voltage
: 1,500 V
Nominal Cell Temperature (NOCT)
: 43 °C
Cell Technology
: TOPCon
Max Series Fuse
: 30 A
Power Tolerance
: +3%
Physical
Length
: 2,382 mm
Width
: 1,134 mm
Thickness
: 30 mm
Weight
: 27.9 kg

Datasheet

Download PDF2.5 MB
Find on AmazonCheck current price and availability

As an Amazon Associate, Solar Stack earns from qualifying purchases.

Other Models in This Series

ModelPowerVocIsc
TSM-NE19R-615
615 W49.3 V15.89 A
TSM-NE19R-620
620 W49.6 V15.91 A
TSM-NE19R-625
625 W49.8 V15.93 A
TSM-NE19R-630
630 W50.3 V15.94 A
TSM-NE19R-635
635 W50.5 V15.95 A
TSM-NE19R-640
640 W50.9 V15.97 A
TSM-NE19R-645Current
645 W51.2 V15.99 A
TSM-NE19R-650
650 W51.5 V16.01 A

Check in calculator

Verify string compatibility with your inverter

Find replacement

Find electrically compatible alternatives

Find compatible inverter

See which inverters work with this panel