Front presentation of the JinkoSolar JKM620N-66HL4M-BDV bifacial module
    JKM620N-66HL4M-BDV · front view.
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    JinkoSolar Tiger Neo Bifacial 620 W

    Exact reference · JKM620N-66HL4M-BDV

    A high-output module selected by array fit, not a five-watt difference. The 620 W and 625 W references share the same format; usable module count, structure, string design, conversion limits and the accepted exact reference decide the project fit.

    Rated output
    620 W

    Front-side STC nameplate power, not annual site production.

    Module efficiency
    22.95%

    Useful only after the full module count and usable array area are compared.

    Operating point
    40.74 V · 15.22 A

    Every string and inverter input must be checked at the exact project conditions.

    Module format
    2382 x 1134 mm · 32.4 kg

    Structure, access, lifting and clamp design must suit the physical module.

    Rear-side response
    80% +/-5% bifaciality

    Rear contribution still depends on real mounting geometry and reflected irradiance.

    Do not choose between 620 W and 625 W from headline power alone. Compare complete array capacity, usable coverage, electrical limits, handling and the exact reference available for the project.

    Pricing confirmed by quote

    The written quote confirms the exact reference, required accessories, compatibility, delivery and commercial terms.

    Availability confirmed in your written quote

    1

    01 · Product role

    What this product does in the system.

    The JKM620N-66HL4M-BDV converts front and rear irradiance into DC electricity and operates as part of a designed module string. Its 620 W rating is measured from the front side at standard test conditions, not a promise of annual production. ReneWave places the exact module into a complete mounting, string, protection and conversion design before quotation.

    Relevant applications

    • Commercial and industrial roofs where the 2382 x 1134 mm format fits the usable layout
    • Ground-mounted arrays designed around the exact string voltage and current
    • Bifacial layouts where rear irradiance can be modelled from real geometry and surfaces

    Why ReneWave may shortlist it

    • 620 W front-side STC output combines with 22.95% efficiency in a 1.134 m-wide format.
    • N-type TOPCon bifacial dual-glass construction supports front and separately modelled rear-side production.
    • The exact reference has current official technical, installation, handling and warranty records.
    • Its electrical and mechanical data support a traceable array, string and warranty file.

    What changes in practice

    • The 620 W and 625 W references occupy the same physical format, so the complete usable module count matters more than a five-watt label difference.
    • The 32.4 kg module requires planned access, lifting and handling.
    • The 15.22 A operating current and 16.08 A short-circuit current must be checked against every inverter or MPPT input and parallel-string arrangement.
    • Rear-side energy contributes only when the actual mounting and surrounding surfaces allow irradiance to reach the rear glass.

    System position

    From sunlight to useful energy.

    String design, conversion equipment, protection and optional storage are confirmed for the complete project.

    The module supplies DC. Separate compatible conversion equipment serves the protected loads.

    Front-side sunlight and separately modelled rear irradiance reach a JinkoSolar JKM620N-66HL4M-BDV module string. The string supplies a designed DC isolation and protection path before a compatible inverter or MPPT conversion stage. That conversion stage supplies protected site loads. Optional storage connects only through a separately validated architecture after conversion. The module supplies DC. Separate compatible conversion equipment serves the protected loads.Front + rear irradianceSite-modelled inputJinko Tiger Neo620 W · bifacial TOPConDC isolation and protectionSeparate DC equipmentCompatible inverter / MPPTExact limits verifiedProtected site loadsProtected site demandBattery storageOptional, validated separatelyFront-side sunlight and separately modelled rear irradiance reach a JinkoSolar JKM620N-66HL4M-BDV module string. The string supplies a designed DC isolation and protection path before a compatible inverter or MPPT conversion stage. That conversion stage supplies protected site loads. Optional storage connects only through a separately validated architecture after conversion. The module supplies DC. Separate compatible conversion equipment serves the protected loads.Front + rear irradianceSite-modelled inputJinko Tiger Neo620 W · bifacial TOPConDC isolation and protectionSeparate DC equipmentCompatible inverter / MPPTExact limits verifiedProtected site loadsProtected site demandBattery storageOptional, validated separatelyFront-side sunlight and separately modelled rear irradiance reach a JinkoSolar JKM620N-66HL4M-BDV module string. The string supplies a designed DC isolation and protection path before a compatible inverter or MPPT conversion stage. That conversion stage supplies protected site loads. Optional storage connects only through a separately validated architecture after conversion. The module supplies DC. Separate compatible conversion equipment serves the protected loads.Front + rear irradianceSite-modelled inputJinko Tiger Neo620 W · bifacial TOPConDC isolation and protectionSeparate DC equipmentCompatible inverter / MPPTExact limits verifiedProtected site loadsProtected site demandBattery storageOptional, validated separately

    IrradianceElectrical powerInactive / conditional

    Conceptual system position, not an installation drawing. Separate equipment and commissioning must be verified.

    Read the technical explanation

    The JKM620N-66HL4M-BDV is the 620 W member of JinkoSolar's Tiger Neo bifacial dual-glass family. It produces DC electricity from front and rear irradiance and must be integrated into a designed string, mounting, protection and conversion architecture.

    Its 22.95% efficiency and 2382 x 1134 mm format are nearly identical in project use to the adjacent 625 W reference. ReneWave therefore compares complete array capacity, usable coverage, structure, access, cold string voltage, current limits, connector variant and exact availability instead of choosing from headline watts.

    The retained project record includes the approved datasheet, string layout, protection basis, serial and batch evidence, handling record and the applicable warranty pack.

    02 · Specifications

    Ratings, dimensions and practical consequence.

    Electrical ratings at front-side STC

    Maximum power

    620 W

    Module efficiency

    22.95%

    Maximum-power voltage

    40.74 V

    Maximum-power current

    15.22 A

    Open-circuit voltage

    49.08 V

    Short-circuit current

    16.08 A

    Maximum system voltage

    1500 V DC

    Maximum series fuse

    35 A

    Construction and installation interfaces

    Cell architecture

    N-type monocrystalline TOPCon · 132 half cells (2 x 66)

    Construction

    Framed bifacial dual-glass · 2.0 mm front and rear glass

    Dimensions

    2382 x 1134 x 30 mm

    Weight

    32.4 kg

    Junction box

    IP68

    Connector

    JK03M, MC4 or another documented supplied variant

    The delivered connector and mating path are confirmed before quotation.

    Output leads

    Positive 400 mm · negative 200 mm, or documented customized length

    Published test-load basis

    +5400 Pa front · -2400 Pa rear

    The approved mounting configuration and project design loads still control.

    Thermal and operating record

    Application temperature

    -40°C to +70°C

    Power temperature coefficient

    -0.29% / °C

    Voltage temperature coefficient

    -0.25% / °C

    Current temperature coefficient

    +0.045% / °C

    Protection class

    Class II

    IEC fire type

    Class C

    Bifacial and warranty basis

    Power bifaciality

    80% +/-5%

    Rear-side gain

    Project-modelled

    Mounting height, tilt, albedo, row spacing and structure shading determine usable gain.

    Published warranty

    12-year product · 30-year linear performance

    The exact model, market, sale date, installation conditions and delivered warranty document control.

    03 · Confirm before quotation

    Four checks before this reference is quoted.

    ReneWave confirms the electrical context, connected equipment, installation conditions and configuration path before the exact reference enters a written quote.

    1. 01

      Array and structure

      Confirm usable area, shading, orientation, access, module count, clamp zones, structure and project design loads.

    2. 02

      Inverter and strings

      Check cold Voc, operating-voltage window, 15.22 A Imp, 16.08 A Isc, parallel strings and DC/AC ratio against exact equipment.

    3. 03

      Installation path

      Confirm the exact delivered connector variant, conductors, isolation, protection, earthing and mounting method.

    4. 04

      Traceability

      Retain the complete suffix, serial and batch evidence, approved datasheet, string layout and applicable warranty pack.

    04 · Documents & warranty

    Keep the exact reference traceable.

    Documents shown here support selection and handover. The accepted order and exact manufacturer warranty document control.

    Manufacturer warranty reference

    12-year product · 30-year linear performance

    • Published first-year degradation does not exceed 1%.
    • Published annual degradation after year one does not exceed 0.40%.
    • Published warranted output reaches 87.4% at year 30.
    Customer Care

    05 · Complete the system

    Accessories and adjacent equipment, in one request.

    Select relevant companions now. ReneWave still verifies quantities and compatibility before they appear in the written quote.

    No additional equipment is published for this reference. Required accessories are confirmed during quotation.

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