Solar module evidence review
TC66N-620 TOPCon module: Verify Electrical, Mechanical and Document Scope
This page organizes the current catalogue identity for the TC66N-620 TOPCon module. The visible source establishes 620 W / 66-format title route, but does not supply a released exact-model electrical table, BOM, load report or certificate package. Treat it as a controlled RFQ shortlist rather than a released module specification.
Current source identity: 620 W / 66-format title route. No model-specific released datasheet is attached to this catalogue record.
Current Source Specification Tables
These tables reproduce the current catalogue or attached datasheet record. Confirm the exact model identity, production revision and destination-specific documents before order release.
Electrical Characteristics (STC)
| Model | TC66N-620 |
|---|---|
| Maximum power (Pmax) | 620 W |
| Maximum power voltage (Vmpp) | 41.1 V |
| Maximum power current (Impp) | 15.09 A |
| Open-circuit voltage (Voc) | 49.3 V |
| Short-circuit current (Isc) | 15.96 A |
| Module efficiency | 23.0% |
| Power tolerance | 0 to +5 W |
| Bifaciality | 80% ± 5% |
| STC | 1000 W/m², 25°C cell temperature, AM 1.5 |
Mechanical Characteristics
| Cell technology | N-type i-TOPCon monocrystalline, bifacial dual-glass |
|---|---|
| Cell configuration | 132 half-cells |
| Module dimensions | 2382 × 1134 × 30 mm |
| Weight | 33.7 kg |
| Front / rear glass | 2.0 mm heat-strengthened glass / 2.0 mm heat-strengthened glass |
| Frame | Anodized aluminium alloy |
| Junction box | IP68 |
| Connector | MC4-compatible; final connector subject to approved datasheet |
Operating Conditions
| Operating temperature | -40°C to +85°C |
|---|---|
| Maximum system voltage | 1500 V DC |
| Maximum series fuse rating | 30 A |
| Nominal operating cell temperature | 43°C ± 2°C |
| Temperature coefficient of Pmax | -0.29% / °C |
| Temperature coefficient of Voc | -0.24% / °C |
| Temperature coefficient of Isc | +0.04% / °C |
| Mechanical load | Refer to the approved production-batch datasheet |
Packing Configuration
| Reference packing | 36 modules / pallet; 720 modules / 40 ft HQ |
|---|---|
| Packing note | Confirm loading quantity and pallet dimensions before booking |
Current document status
Request the exact datasheet/nameplate, manufacturer and factory identity, full suffix/BOM, STC/NOCT table, temperature coefficients, dimensions/mass, connector/cable, load/fire/PID evidence, certificates, warranty, flash/EL, packing and serial traceability before order release.
Current record
Use the model identity as a document-control key
Power and cell-format wording alone cannot establish electrical, mechanical or certification equivalence.
Exact model identity
The visible route is 620 W / 66-format title route. Confirm the complete suffix, manufacturer, factory and nameplate before quotation.
Electrical table missing
Request STC and NOCT Pmax/Vmpp/Impp/Voc/Isc, tolerance, temperature coefficients, maximum system voltage and series-fuse rating for this exact member.
Mechanical evidence missing
Request dimensions, mass, glass/frame/junction-box construction, connector/cable, clamp zones, static/dynamic load and installation orientation for the exact revision.
Production evidence missing
Require BOM, certificate/report coverage, fire/PID/load evidence, warranty, flash/EL criteria, packing drawing and serial traceability.
Module RFQ checks
Six checks before selecting this module
String fit, mounting and production documents must all refer to the same exact model and revision.
Identity and factory
Freeze manufacturer, factory, full suffix, nameplate and BOM against approved documents and sample.
String voltage
Use exact Voc, temperature coefficient and site minimum temperature with inverter maximum/start/MPPT voltage.
String current
Check exact Imp/Isc against inverter inputs, parallel strings, connectors, cables, fuses and design factors.
Mounting and loads
Confirm dimensions, mass, clamp zones, rail/tracker fit, orientation, roof/tracker geometry and wind/snow design.
Energy model
Use verified STC/NOCT, temperature, irradiance, mismatch, soiling, shading and any bifacial construction evidence; do not use the power label as field yield.
Documents and logistics
Request reports/certificates, warranty, flash/EL, packing, inspection criteria, serial traceability and shipment terms.
Evidence boundaries
A power-and-cell-format title is not a released module specification
Electrical compatibility, structure and certification depend on exact model documents and project design.
No cross-bin inference
Do not transfer electrical, size, current, load, connector, packing or warranty data from a neighbouring power bin or similar cell format.
STC is not field output
Field energy depends on irradiance, cell temperature, spectrum, mismatch, soiling, angle, shading and system losses.
Title labels are not certificates
TOPCon, back-contact, Black or bifacial wording does not establish factory, BOM, appearance, test report or destination approval.
Mounting needs load data
No project structural conclusion can be made without exact dimensions, clamp zones, load tests and installation instructions.
Continue the module review
Convert the catalogue route into an evidence-controlled RFQ
Use the existing guides to obtain the missing exact-model documents before selecting a supplier.
Solar module datasheet guide
Check electrical conditions, mechanics, loads, packing and warranty evidence for the exact model.
Review module data →Certificate verification guide
Match manufacturer, factory, full suffix, standard edition and report scope before accepting claims.
Review certificate scope →Module RFQ FAQ
Questions to close before batch approval
The delivered label and documents must map to one exact approved record.
Is TC66N-620 TOPCon module a released factory specification?
Not from the current catalogue record alone. It establishes the model route but needs a matching factory datasheet, nameplate, BOM and document package.
Can string design use the listed power and cell-format title?
No. Obtain exact Voc, Vmp, Isc, Imp, temperature coefficients, maximum system voltage and fuse information first.
Can a similar module share the same mounting design?
Not automatically. Verify exact dimensions, mass, frame, clamp zones, load tests and installation instructions.
Which files should be requested?
Request datasheet, nameplate, BOM, certificates/reports, load/fire/PID evidence, warranty, flash/EL, packing and traceability for the exact model.
Prepare a verified TC66N-620 TOPCon module RFQ
Send inverter/string design, mounting conditions, destination documents, sampling, packing and traceability requirements to evaluate the exact module.
Start with the product, application or project information you have. We can help identify the remaining configuration, document or delivery questions before a final quotation.
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