High-Efficiency Monocrystalline PV Modules


290 Wp – 60 Cell


100% Maximum Power Density

Silfab’s SLA-M 290 ultra-high-efficiency modules are optimized for both Residential and Commercial projects where maximum power density is preferred.

100% North American – Quality Matters

Silfab’s fully-automated manufacturing facility ensures precision engineering is applied at every stage. Superior reliability and performance combine to produce one of the highest quality modules with the lowest defect rate in the industry.

North American – Customized Service

Silfab’s 100% North American based team leverages just-in-time manufacturing to deliver unparalleled service, on-time delivery and flexible project solutions.

Technical Specifications

SLA-M 290 Data Sheet
Electrical Specifications SLA-M 290  
Test ConditionsSTCNOCT
Module Power (Pmax)Wp290219
Maximum power voltage (Vpmax)V32.429.2
Maximum power current (Ipmax)A8.977.53
Open circuit voltage (Voc) V39.436.4
Short circuit current (Isc) A9.547.82
Module efficiency%17.816.8
Maximum system voltage (VDC)V10001000
Series fuse ratingA2020
Power ToleranceWp-0/+5-0/+5
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/+5W.
Temperature Ratings  
Temperature Coefficient Isc
Temperature Coefficient Voc
Temperature Coefficient Pmax
NOCT (± 2°C)
Operating temperature
Mechanical Properties and Components  
Module weight (± 1 kg)kg19
Dimensions (H x L x D; ± 1mm)mm1650 x 990 x 38
Maximum surface load (wind/snow)*N/m25400
Hail impact resistanceø 25 mm at 83 km/h
Cells60 - Si monocrystalline - 4 or 5 busbar - 156.75 x 156.75 mm
Glass3.2 mm high transmittance, tempered, antireflective coating
BacksheetMultilayer polyester-based
FrameAnodized Al
Bypass diodes3 diodes-45V/12A, IP67/IP68
Cables and connectors (See installation manual)1200 mm ø 5.7 mm (4 mm2), MC4 compatible
Module product workmanship warranty12 years*
Linear power performance guarantee30 years
*Product workmanship warranty can be extended to 25 years by registering eligible systems here Warranty Registration Form
ProductULC ORD C1703, UL 1703, IEC 61215, IEC 61730-1 and IEC 61730-2 Certified.
FSEC and CEC listed. IEC 62716 Ammonia Corrosion, IEC 61701:2011
Salt Mist Corrosion Certified
UL Fire Rating: Type 2 (Type 1 on request)
Modules Per PalletPallets Per TruckModules Per Truck