BYD MSBK-33 650
BYD MSBK-33 650
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BYD MSBK-33 650

BYD MSBK-33 650

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Our returns policy covers all purchases made through Portlandia Electric Supply. For warranty issues, as authorized distributors, we honor the full manufacturer warranty of ALL the brands on our website. See our complete returns and warranty policies on our Shipping, Deliver, and Returns page.

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Our legendary lifetime customer support has helped make us the #1 online solar retailer! We have a dedicated team of solar professionals standing by to help you navigate the world of solar with ease. From selecting the perfect solar kit to installation and beyond, we provide support and expertise at every step of the journey.If you need help with ordering, shipping, troubleshooting, expanding your system, warranty issues, or anything else you have questions about for as long as you own your Portlandia Electric Supply equipment, we’ve got you covered: we’re always only a phone call or email away.

BYD MSBK-33 650 Mono Bifacial Dual-Glass Monocrystalline Solar Panel

Model MSBK-33 650 | Mono Bifacial Dual Glass | 132 Monocrystalline Cells | Bifacial | 1500V System Voltage

650 W
Max Power Output
21.73%
Module Efficiency (Series Max)
132
Monocrystalline Cells

Product Overview

The BYD MSBK-33 650 mono bifacial dual-glass monocrystalline solar panel delivers very high output and long term reliability for utility scale and large commercial systems. This advanced module combines 210 mm monocrystalline cells with bifacial technology to push maximum power to 650 watts while keeping performance stable over decades. Power ranges from 645 to 675 watts across the series, with module efficiency reaching up to 21.73 percent in ideal conditions. The panel uses a robust dual glass construction and a high strength anodized aluminium frame to support demanding mechanical loads in exposed locations. With a maximum system voltage of 1500 volts DC, the module integrates cleanly into modern high voltage arrays and tracker based projects. The panel is designed for strong energy yield in high temperature climates, low light conditions and harsh environments where ammonia or dust may be present. It also features a strict positive power tolerance, ensuring reliable field performance above the nameplate rating. BYD backs the MSBK-33 series with a solid product warranty and an extended 30 year power warranty, giving asset owners confidence in lifetime energy production.

Key Benefits

High power density for large projects: Each module delivers up to 650 watts at standard test conditions, enabling higher system capacity with fewer panels and reduced balance of system hardware on constrained sites.

Bifacial energy gain: The dual glass bifacial design allows power generation from both sides of the module, with a bifacial factor around seventy percent providing potential rear side gains of five to twenty five percent depending on site conditions.

Reliable long term performance: A low annual degradation rate of around zero point five percent and a total power output of eighty three point five percent at year thirty support strong lifetime energy yield and predictable revenue.

Robust mechanical strength: The high strength aluminium frame and dual glass construction support positive mechanical loads up to five thousand four hundred pascals and negative loads up to two thousand four hundred pascals on suitable structures.

Optimised for harsh and hot climates: A low temperature coefficient of power, strong resistance to ammonia and wider application suitability help maintain output in high temperature zones, agricultural sites and coastal or dusty environments.

Excellent low light behaviour: The monocrystalline cells and advanced glass minimise losses during hazy, cloudy or low irradiation periods, helping flatten the daily production curve and improve levelised cost of energy.

How It Works

The BYD MSBK-33 650 mono bifacial dual-glass monocrystalline solar panel converts sunlight into clean DC power using high efficiency silicon cells. Each of the one hundred thirty two monocrystalline cells is wired in an optimised layout that balances voltage and current for modern high power inverters. When sunlight hits the front or rear glass surface, photons are absorbed by the mono cells and create an electrical current through the photovoltaic effect. This current is collected through busbars and junction box diodes and then directed toward the string wiring and central or string inverter. Under standard test conditions, the module delivers six hundred fifty watts of peak power with a nominal efficiency of around twenty point nine two percent for this rating. Under real world nominal module operating temperature conditions, typical output is approximately four hundred eighty six point seven watts due to temperature and irradiance changes. The dual glass structure protects cells from moisture and mechanical stress, while the bifacial design unlocks extra generation from reflected light on bright ground surfaces or tracker structures. Together, these design elements support stable, bankable performance over a long asset life.

Front side monocrystalline generation: The primary energy harvest occurs on the front side, where anti reflection coated glass allows more light to reach the cells and increase current. Voltage at maximum power reaches around thirty seven point eight six volts and current at maximum power around seventeen point one eight amps under standard test conditions, providing strong string design flexibility.

Rear side bifacial gain: The rear glass side also collects reflected and diffuse light from the ground or nearby surfaces, boosting total energy yield without enlarging the array footprint. With a bifacial factor of roughly seventy percent, sites with bright ground cover or elevated trackers can achieve additional power between five and twenty five percent, which helps reduce levelised energy costs.

Thermal and electrical stability: The panel uses a low temperature coefficient of power of about minus zero point three two eight percent per degree Celsius, which limits losses as cell temperatures rise on hot days. The operating temperature range stretches from minus forty to plus eighty five degrees Celsius, while the junction box with three bypass diodes and IP rated protection helps safeguard the module against hotspots and environmental ingress.

Technical Specifications

Brand / Manufacturer BYD Company Limited
Model Number MSBK-33 650
Cell Technology Monocrystalline silicon, 210 mm wafer
Module Type Mono bifacial dual glass module
Power Range (STC) 645 Wp to 675 Wp series rating
Rated Maximum Power Pmax (STC) 650 Wp
Module Efficiency (650 W rating) 20.92 %
Series Maximum Module Efficiency Up to 21.73 % at 675 W rating
Power Tolerance 0 to +5 W (linear positive tolerance)
Open Circuit Voltage Voc (STC) 45.45 V
Short Circuit Current Isc (STC) 18.17 A
Voltage at Maximum Power Vmpp (STC) 37.86 V
Current at Maximum Power Impp (STC) 17.18 A
Rated Maximum Power Pmax (NMOT) 486.7 Wp
Open Circuit Voltage Voc (NMOT) 42.6 V
Short Circuit Current Isc (NMOT) 14.66 A
Voltage at Maximum Power Vmpp (NMOT) 35.10 V
Current at Maximum Power Impp (NMOT) 13.87 A
Bifacial Factor 70 % ± 5 %
Operating Temperature Range -40 °C to +85 °C
Nominal Module Operating Temperature (NMOT) 45 °C ± 2 °C
Temperature Coefficient of Pmax -0.328 % / °C
Temperature Coefficient of Voc -0.254 % / °C
Temperature Coefficient of Isc 0.041 % / °C
Maximum System Voltage 1500 V DC
Maximum Series Fuse Rating 35 A
Fire Safety Class Class C
Panel Dimensions (H × W × D) 2384 × 1303 × 35 mm
Weight per Module 38.7 kg
Cell Count and Type 132 monocrystalline cells
Glass Type and Thickness Dual glass with anti reflection coating, 2 mm thickness
Frame Material Anodized aluminium alloy frame
Junction Box Junction box with 3 bypass diodes, IP rated protection

Certifications & Compliance

Certifications: IEC 61215-1 (ed.1), IEC 61215-1-1 (ed.1), IEC 61215-2 (ed.1), IEC 61730-1 (ed.2), IEC 61730-2 (ed.1), UL 61730-1 First Edition, UL 61730-2 First Edition.
Inverter Compatibility: Designed for excellent compatibility with mainstream central and string inverters, including modern 1500 volt tracker based systems.
Environmental: Suitable for harsh environments including ammonia exposure, dusty locations and a wide range of global climate conditions when correctly installed.
Warranty: 12 year product warranty and 30 year linear power warranty with annual degradation of approximately 0.5 percent, guaranteeing at least 83.5 percent of initial power at year 30 under standard conditions.

Documentation

Product Datasheet (PDF)

● Available | Contact us for lead time and pricing

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Customer Success Stories

Troy P

EG4 off-grid base kit, Happy with my purchase.

This is the first stage of my three planned purches. I got the eg4 inverter 6000 XP base kit with six 400 watt panels and the two server rack batteries. Did a little online research and followed the instructions and it got set up without any issues. Right now I'm just running it in my garage on a single outlet and have been running dual 750 watt water distillers with it. Once I get the second inverter and a bunch more panels and batteries, I plan on attaching it to my subpanel in my house that has my lights and outlets and appliances on it. Then I'll get a soft start for my AC and blower and run it on my main panel.

Jacob B

Easy Process, Genuine Support

Trying to pick the correct solar system for your needs can be very technical and frustrating. I wanted to thank Yvhan and the Portlandia Electric supply team for their patience and helpful attitudes through multiple calls. I feel like we were able to narrow it down to what worked for me and my family. My system works great and I couldn't be happier to have picked Portlandia Electric Supply.

Patrick B

Off Grid Solar Purchase

I wanted to get an offgrid solar system for years but didn’t know where to start. I found Portlandia Electric Supply on Facebook and decided to submit a quote. Within 24 hours I had a custom proposal that was almost half the price of the companies I had previously got quotes from. My wife and I decided to order online and the kit came in a timely manner and it was an easy install. Great company to work with!

James Martin

Highly Recommend

I would like to take the time to express the outstanding service that I was provided with by Portlandia Electric Supply. They provided me with all the answers to my questions, and after reviewing our quote over the phone I felt comfortable proceeding to order my kit. It’s exactly what I needed and they were there to help us over the phone when we had questions installing it. I highly recommend others in need to choose Portlandia Electric Supply.

Brian H

Solar Kit for Mobile Work Van

As a professional videographer, I needed reliable power on the go.Portlandia Electric Supply Delta Pro and roof-mounted panels were the perfect solution. Setup was easy, and the kit included everything needed. The Delta Pro powers my cameras, lights, laptop, and a small fridge with impressive battery capacity.

Keith S

Best Tech Support

You folks have been wonderful guiding me through the ins and outs of going solar. Plus your tech guys Rod and Nelson are the absolute best. They explained all the different aspects of inverters, batteries and how to keep them in top condition. Too much more to put here… but no other company has the 100% tech support you provide for your customers!

Coll A

Great Experience

My experience with Portlandia Electric Supply has been excellent. Before the sales, they answered all my questions to assure that I got what I needed. After the sales they continued to support me with answers and help. I had a warranty issue with a unit, and it was handled as well as possible. I would recommend them to anyone looking to go solar.

Troy P

EG4 off-grid base kit, Happy with my purchase.

This is the first stage of my three planned purches. I got the eg4 inverter 6000 XP base kit with six 400 watt panels and the two server rack batteries. Did a little online research and followed the instructions and it got set up without any issues. Right now I'm just running it in my garage on a single outlet and have been running dual 750 watt water distillers with it. Once I get the second inverter and a bunch more panels and batteries, I plan on attaching it to my subpanel in my house that has my lights and outlets and appliances on it. Then I'll get a soft start for my AC and blower and run it on my main panel.

Jacob B

Easy Process, Genuine Support

Trying to pick the correct solar system for your needs can be very technical and frustrating. I wanted to thank Yvhan and the Portlandia Electric supply team for their patience and helpful attitudes through multiple calls. I feel like we were able to narrow it down to what worked for me and my family. My system works great and I couldn't be happier to have picked Portlandia Electric Supply.

Patrick B

Off Grid Solar Purchase

I wanted to get an offgrid solar system for years but didn’t know where to start. I found Portlandia Electric Supply on Facebook and decided to submit a quote. Within 24 hours I had a custom proposal that was almost half the price of the companies I had previously got quotes from. My wife and I decided to order online and the kit came in a timely manner and it was an easy install. Great company to work with!

James Martin

Highly Recommend

I would like to take the time to express the outstanding service that I was provided with by Portlandia Electric Supply. They provided me with all the answers to my questions, and after reviewing our quote over the phone I felt comfortable proceeding to order my kit. It’s exactly what I needed and they were there to help us over the phone when we had questions installing it. I highly recommend others in need to choose Portlandia Electric Supply.

Brian H

Solar Kit for Mobile Work Van

As a professional videographer, I needed reliable power on the go.Portlandia Electric Supply Delta Pro and roof-mounted panels were the perfect solution. Setup was easy, and the kit included everything needed. The Delta Pro powers my cameras, lights, laptop, and a small fridge with impressive battery capacity.

Keith S

Best Tech Support

You folks have been wonderful guiding me through the ins and outs of going solar. Plus your tech guys Rod and Nelson are the absolute best. They explained all the different aspects of inverters, batteries and how to keep them in top condition. Too much more to put here… but no other company has the 100% tech support you provide for your customers!

Coll A

Great Experience

My experience with Portlandia Electric Supply has been excellent. Before the sales, they answered all my questions to assure that I got what I needed. After the sales they continued to support me with answers and help. I had a warranty issue with a unit, and it was handled as well as possible. I would recommend them to anyone looking to go solar.

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Manufacturer Warranty, Exceptional Service

Shop Securely, Trusted Supplier, 100% Satisfaction

Trusted Company, Real Products, Lifetime Support

Avoid Scams, Buy with Confidence, Enjoy Peace of Mind

Manufacturer Warranty, Exceptional Service

Shop Securely, Trusted Supplier, 100% Satisfaction

Trusted Company, Real Products, Lifetime Support

Avoid Scams, Buy with Confidence, Enjoy Peace of Mind

Manufacturer Warranty, Exceptional Service

Shop Securely, Trusted Supplier, 100% Satisfaction

Trusted Company, Real Products, Lifetime Support

Avoid Scams, Buy with Confidence, Enjoy Peace of Mind

Manufacturer Warranty, Exceptional Service

Shop Securely, Trusted Supplier, 100% Satisfaction

Trusted Company, Real Products, Lifetime Support

Avoid Scams, Buy with Confidence, Enjoy Peace of Mind

Manufacturer Warranty, Exceptional Service

Shop Securely, Trusted Supplier, 100% Satisfaction

Trusted Company, Real Products, Lifetime Support

Avoid Scams, Buy with Confidence, Enjoy Peace of Mind

Manufacturer Warranty, Exceptional Service

Shop Securely, Trusted Supplier, 100% Satisfaction

Trusted Company, Real Products, Lifetime Support

Avoid Scams, Buy with Confidence, Enjoy Peace of Mind

Manufacturer Warranty, Exceptional Service

Shop Securely, Trusted Supplier, 100% Satisfaction

Trusted Company, Real Products, Lifetime Support

Avoid Scams, Buy with Confidence, Enjoy Peace of Mind

Manufacturer Warranty, Exceptional Service

Shop Securely, Trusted Supplier, 100% Satisfaction

Trusted Company, Real Products, Lifetime Support

Avoid Scams, Buy with Confidence, Enjoy Peace of Mind

Manufacturer Warranty, Exceptional Service

Shop Securely, Trusted Supplier, 100% Satisfaction

Trusted Company, Real Products, Lifetime Support

Avoid Scams, Buy with Confidence, Enjoy Peace of Mind

Manufacturer Warranty, Exceptional Service

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When you choose Portlandia Electric Supply, you’re buying real products from a trusted company with established supplier relationships. Enjoy peace of mind with 100% manufacturer warranty coverage and lifetime customer support. In an age where online shopping is fraught with risks, it’s crucial to avoid fly-by-night websites that skirt regulations. Shop with confidence, knowing you’re getting genuine quality and reliable service.

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