High-Efficiency Monocrystalline PV Modules

Products

SILFAB COMMERCIAL
SIL-490 HN

Industry Leading Warranty

All our products include an industry leading 25-year product workmanship and 30-year performance warranty.

40+ Years of Solar Innovation

Leveraging over 40 years of worldwide experience in the solar industry, Silfab is dedicated to superior manufacturing processes and innovations such as Bifacial and Back Contact technologies, to ensure our partners have the latest in solar innovation.

North American Quality

Silfab is the leading automated solar module manufacturer in North America. Utilizing premium quality materials and strict quality control management to deliver the highest efficiency, premium quality PV modules.

Technical Specifications

Silfab Commercial
Electrical Specifications SIL-490 HN
Test CondtitionsSTCNOCT
Module Power (Pmax)Wp490365
Maximum power voltage (Vpmax)V46.3743.09
Maximum power current (lpmax)A10.578.48
Open circuit voltage (Voc)V54.0550.70
Short circuit current (lsc)A11.53 9.30
Module efficiency% 20.9
19.5
Maximum system voltage (VDC)V15001500
Series fuse ratingA2020
Power ToleranceWp0 to +100 to +10
Measurement conditions: STC 1000 W/m² • AM 1.5 • Temperature 25 °C • NOCT 800 W/m² • AM 1.5 • Measurement uncertainty ≤ 3% • Sun simulator calibration reference modules from Fraunhofer Institute. Electrical characteristics may vary by ±5% and power by 0 to +10W.
Temperature Ratings 
Temperature Coefficient Isc
+0.064 %/°C
Temperature Coefficient Voc
-0.28 %/°C
Temperature Coefficient Pmax
-0.36 %/°C
NOCT (± 2°C)
45 °C
Operating temperature
-40/+85 °C
Mechanical Properties and Components
MetricImperial
Module weight (± 1 kg)25.8kg ±0.2kg56.9lbs ±0.4lbs
Dimensions (H x L x D; ± 1mm)2263 mm x 1037 mm x 35 mm89 in x 40.8 in x 1.37 in
Maximum surface load (wind/snow)2400 Pa rear load / 5400 Pa front load50.1 lb/ft2 rear load / 112.8 lb/ft2 front load
Hail impact resistanceø 25 mm at 83 km/hø 1 in at 51.6 mph
Cells156 Half cells - Si mono PERC
9 busbar - 83 x 166 mm
156 Half cells- Si mono PERC
9 busbar - 3.26 x 6.53 in
Glass3.2 mm high transmittance, tempered,
DSM antireflective coating
0.126 in high transmittance, tempered,
DSM antireflective coating
BacksheetHigh durability, superior hydrolysis and UV resistance, multi-layer dielectric film,
fluorine-free PV white backsheet
High durability, superior hydrolysis and UV resistance, multi-layer dielectric film,
fluorine-free PV white backsheet
FrameAnodized Aluminum (Silver)Anodized Aluminum (Silver)
Bypass diodes3 diodes-30SQ045T (45V max DC blocking voltage, 30A max forward rectified current)3 diodes-30SQ045T (45V max DC blocking voltage, 30A max forward rectified current)
Cables and connectors1350 mm, ø 5.7 mm, MC4 from Staubli53.15 in, ø 0.22 in (12AWG), MC4 from Staubli
Junction BoxUL 3730 Certifi ed, IEC 62790 Certifi ed, IP67 ratedUL 3730 Certifi ed, IEC 62790 Certifi ed, IP67 rated
Warranty 
Module product workmanship warranty12 years*
Linear power performance guarantee30 years
*12 year extendable to 25 years subject to registration and conditions outlined under “Warranty” at www.silfabsolar.com.
Certifications 
ProductULC ORD C1703***, UL1703***, CEC listed***, UL 61215-1/-1-1/-2***, UL 61730-1/-2***, IEC 61215-1/-1-1/-2***. IEC 61730-1/-2***, CSA C22.2#61730-1/-2***, IEC 62716 Ammonia Corrosion; IEC61701:2011 Salt Mist Corrosion Certifed, UL Fire Rating: Type 1

***Certification in progress.
FactoryISO9001:2015
Modules Per PalletPallets Per TruckModules Per Truck
3123713