OSLO-66 TOPCon PV Module

700–720 W

The most powerful VESS module: dual-glass TOPCon from 700 to 720 W with up to 23.2 % efficiency.

TOPCon
Bifacial
Dual glass
66 cells

Download datasheetPDF, 7.3 MB Request a quote

Advantages

Up to 720 W
The highest power in the range for fewer modules per megawatt.
Up to 23.2 % efficiency
G12R TOPCon cells with a low temperature coefficient (−0.28 %/°C).
Bifacial module
80 ± 5 % bifaciality: the rear side adds yield.
TÜV SÜD certified
The 705–720 W classes are certified to IEC 61215 and IEC 61730.

Key figures

700–720 WPower
23.2 %Efficiency up to

2384 × 1303 × 33 mmDimensions
66132 half-cellsCells
37.9 kgWeight

30 yearsLinear power warranty
12 yearsProduct warranty

Warranty

12 yearsProduct warranty
30 yearsLinear power warranty

12-year product warranty and 30-year linear power warranty.

OSLO-66

Applications

Characteristic curves

1000 W/m²
800 W/m²
600 W/m²
400 W/m²
200 W/m²

I-V curves at different irradiance
Voltage (V)	1000 W/m² · Current (A)	800 W/m² · Current (A)	600 W/m² · Current (A)	400 W/m² · Current (A)	200 W/m² · Current (A)
0	18.45	14.76	11.07	7.38	3.69
4.69	18.45	14.76	11.07	7.38	3.69
8.48	18.45	14.76	11.07	7.38	3.69
12.47	18.45	14.76	11.07	7.38	3.69
16.73	18.45	14.76	11.07	7.38	3.69
20.59	18.45	14.76	11.07	7.38	3.69
24.62	18.45	14.76	11.07	7.38	3.69
29.07	18.44	14.76	11.07	7.38	3.69
32.88	18.42	14.74	11.04	7.36	3.67
37.04	18.24	14.58	10.92	7.25	3.59
41.03	17.26	13.76	10.2	6.66	3.06
45.35	12.08	9.09	6.18	3.06	0

1000 W/m²
800 W/m²
600 W/m²
400 W/m²
200 W/m²

P-V curves at different irradiance
Voltage (V)	1000 W/m² · Power (W)	800 W/m² · Power (W)	600 W/m² · Power (W)	400 W/m² · Power (W)	200 W/m² · Power (W)
0	0	0	0	0	0
4.69	86.51	69.19	51.9	34.6	17.29
8.48	156.42	125.2	93.83	62.58	31.31
12.47	230.04	184.03	138.07	92.03	46
16.73	308.62	246.95	185.2	123.46	61.77
20.59	379.93	303.9	227.9	151.95	75.97
24.62	454.27	363.38	272.53	181.7	90.84
29.07	536.12	429.1	321.73	214.54	107.29
32.88	605.68	484.56	363.17	241.95	120.7
37.04	675.78	540.13	404.5	268.7	132.85
41.03	708.04	564.65	418.31	273.3	125.56
45.35	547.37	411.39	280.16	138.18	0

0 °C
25 °C
50 °C
75 °C

I-V curves at different cell temperature
Voltage (V)	0 °C · Current (A)	25 °C · Current (A)	50 °C · Current (A)	75 °C · Current (A)
0	18.24	18.45	18.66	18.87
4.6	18.24	18.45	18.66	18.87
8.61	18.24	18.45	18.66	18.87
12.92	18.24	18.45	18.66	18.87
17.13	18.24	18.45	18.66	18.87
20.8	18.24	18.45	18.66	18.87
25.3	18.24	18.45	18.65	18.83
29.83	18.24	18.44	18.61	18.63
33.72	18.23	18.4	18.41	17.82
37.93	18.19	18.15	17.3	14.28
41.99	17.87	16.67	12.58	4.2
47.72	13.52	5.07	–	–

Certificates and marks

TÜV SÜD – IEC 61215 / IEC 61730CertificateIEC 61215-1/-1-1/-2:2021, IEC 61730-1/-2:2023No. Z2 137059 0004, Z2 137059 0005Power classes: 705–720 WValid until September 17, 2031TÜV SÜD certificate for VESS-T…HD dual-glass modules to IEC 61215 (design qualification) and IEC 61730 (safety). Valid for the marked power classes.
CE markingDeclarationEN IEC 61730-1/-2The module meets the EU requirements for electrical safety (Directive 2014/35/EU, EN IEC 61730).
REACHComplianceThe materials comply with Regulation (EC) No 1907/2006 (REACH) on chemicals.
ISO 9001, ISO 14001, ISO 45001InformationISO 9001, ISO 14001, ISO 45001The modules are made under quality, environmental and occupational safety management systems certified to ISO 9001, ISO 14001 and ISO 45001.
Recycling (WEEE)Information2012/19/EUPV modules are electrical equipment under Directive 2012/19/EU (WEEE); at the end of their life they go to recycling, not to household waste.

Technical specifications

Mechanical characteristics

Cell type	TOPCon, N-type
Cell arrangement	132 half-cells (6 × 22)
Dimensions (L × W × H)	2384 × 1303 × 33 mm
Weight	37.9 kg
Front glass	2.0 mm high-transmittance tempered glass with anti-reflective coating
Rear glass	2.0 mm heat-strengthened glass
Frame	Anodised aluminium alloy
Junction box	IP68, 3 bypass diodes
Cable cross-section	4.0 mm²
Cable length	+400 / −200 mm or ±1400 mm, or custom
Wind / snow load	Wind 2400 Pa / snow 5400 Pa

Temperature characteristics

Temperature coefficient of Pmax	-0.28 %/°C
Temperature coefficient of Voc	-0.24 %/°C
Temperature coefficient of Isc	+0.046 %/°C
Nominal module operating temperature (NMOT)	45 ± 2 °C

Operating conditions

Operating temperature	−40 … +85 °C
Maximum system voltage	1500 V DC
Maximum series fuse rating	30 A
Power tolerance	0 … +3 %
Bifaciality	80 ± 5 %

Packaging and logistics

Modules per pallet	33 pcs
Modules per 40' HQ container	594 pcs
Modules per 13 m flatbed truck	594 pcs
Modules per 17.5 m flatbed truck	726 pcs

Documents

OSLO datasheetDatasheet · PDF, 7.3 MB

Frame

Aluminium frame 33 mm

Anodised aluminium frame shared by all framed VESS modules. Grounding holes 4 × Ø4 mm.

Profile: height 33 mm, long side 29 mm, short side 20 mm. Mounting holes in the rear flange of the long sides, spacing: 1400 mm (9 × 14 mm); 790 and 400 mm (7 × 10 mm).

Model

Strength240MPa

Density2.7g/cm³

Durabilityup to 50years

Material: Anodised aluminium alloy
Load: 5400 Pa front / 2400 Pa rear

Guaranteed power output over time
Years	OSLO-66 · Power output (%)
0	100
1	99
25	89.4
30	87.4

OSLO-66 TOPCon PV Module

Advantages

Up to 720 W

Up to 23.2 % efficiency

Bifacial module

TÜV SÜD certified

Key figures

Warranty

Applications

Characteristic curves

I-V curves at different irradiance

P-V curves at different irradiance

I-V curves at different cell temperature

Certificates and marks

Technical specifications

Mechanical characteristics

Temperature characteristics

Operating conditions

Packaging and logistics

Documents

Frame

Aluminium frame 33 mm

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