Home
Best seller
Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter - SG3150UD-MV-US

Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter

In Stock

Get yours today!

9+ sold

In the last 7 days

Flat Rate Shipping - Calculated at Checkout

Delivery timeframe shown above at checkout

Lifetime Customer Support

Unlimited lifetime support, always available.

In Stock

SKU PES-SPS-SIV-0726

Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter - SG3150UD-MV-US

$257,375.00 USD

$ $257,375.00 USD

Sale Sold out

Quantity

Secure Payment Methods

In Stock

Get yours today!

9+ sold

In the last 7 days

Flat Rate Shipping - Calculated at Checkout

Delivery timeframe shown above at checkout

Lifetime Customer Support

Unlimited lifetime support, always available.

In High Demand! Order Now To Secure Your Items

Request a Free Quote

Got Questions? We’re Here to Help!

Our support team is ready to assist you with product guidance, order details, or any questions you might have.

(888) 876-0007

Instant Live Chat

Mon-Fri 10am-6pm EST

View full details

What is your return policy?

Returns are free in the first 30 days with no restocking or processing fees, although the customer may be responsible for paying return shipping. See our complete return policy on our Shipping, Delivery, and Returns page linked in the footer of this website.

What’s covered by your return policy?

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.

How long will it take to receive my order?

All orders are processed within 72 hours and you can expect delivery on most orders within 5-7 business days. You will receive access to our customer portal after ordering, where it is easy to track all your shipments. See our Shipping, Delivery and Returns page for more details.

What are your financing and payment options?

We offer several ways to pay to make getting your solar kit simple:

Credit Card: if the purchase is greater than your card’s limit, you can split the cost onto multiple cards as well as Paypal, financing through Affirm, and ACH/bank transfer

You can arrange financing during the checkout process, or scroll further down this page for more details. Please note, if you'd like to finance your order, you can do so instantly, right at checkout.

How does your Lifetime Customer Support work?

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.

Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter - SG3150UD-MV-US

The Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter SG3150UD-MV-US is a containerized MV, grid-connected PV inverter made for 1500 Vdc systems. It features an MV transformer and auxiliary power supply, running at full power at 40 °C (104 °F).*

Type designation
Model	SG3150UD-MV-US
Input (DC)
Max. PV input voltage	1500 V
Min. / Start-up input voltage	875 V / 915 V
Available DC fuse sizes	250 A – 630 A
MPP voltage range	875 – 1500 V
Full power MPP voltage range @ 40 °C	875 – 1300 V
No. of independent MPP inputs	3
No. of DC inputs	21 inputs (negative grounding); optional 18 inputs (floating)
Max. PV input current	3 × 1226 A
Max. DC short-circuit current	3 × 3528 A
PV array configuration	Negative grounding or floating
Output (AC)
AC output power	3150 kVA @ 40 °C (104 °F)
Max. AC output current	151 A**
Nominal grid frequency / range	60 Hz / 57–63 Hz
THD	< 3% (at nominal power)
Power factor (nominal / adjustable)	> 0.99 / 0.8 leading – 0.8 lagging
Nominal AC voltage (MV)	12 kV – 35 kV***
Efficiency
Max. inverter unit efficiency	98.9%
CEC inverter unit efficiency	98.5%
Max. efficiency (including transformer)	98.2%
CEC efficiency (including transformer)	97.5%
Protection & Functions
DC protection	DC load switch + fuse
AC protection	MV load switch + fuse
Surge protection	DC Type II / AC Type II
Grid monitoring / Ground fault monitoring	Yes / Yes
Insulation monitoring	Yes
Overheat protection	Yes
General data
Dimensions (W × H × D)	6058 × 2896 × 2438 mm (238.5 × 114.0 × 96.0 in)
Weight	≤ 31,967 lb
Transformer vector	Dy1 (optional: Dy11, Yny0, YNd1)
Degree of protection	NEMA 4X (electronic enclosure) / NEMA 3R (others)
Auxiliary power supply	5 kVA, 120 Vac; optional: 35 kVA 480 Vac + 5 kVA 120 Vac
Operating ambient temperature	−35 to 60 °C (−31 to 140 °F); optional: −40 to 60 °C (−40 to 140 °F)
Allowable relative humidity	0% – 100%
Cooling method	Forced air cooling + KNAN (optional: ONAN)
Max. operating altitude	1000 m (standard) / > 1000 m (customized)
Display	LED indicators, Ethernet + WebHMI
Night reactive power function	Yes
DC-coupled storage interface / Charging from grid	Optional / Optional
Communication	Standard: RS485, Ethernet
Compliance	UL 1741; UL 62109-1; CSA C22.2 No.107.1-16; IEEE 1547-2018; IEEE 1547.1-2020; UL 1741 SA/SB; California Rule 21; HECO SRD V2.0; NEC 2023; PRC-024

* Full-power @ 40 °C; see datasheet for efficiency curves. ** Calculated per datasheet note (based on minimum nominal AC voltage). *** For detailed AC voltage ratings, refer to Sungrow’s product configuration table.

All specifications sourced from Sungrow SG3150UD-MV-US datasheet; product overview corroborated on the Sungrow US product page.

This Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter – SG3150UD-MV-US is made for large solar plants that need high efficiency, stable power, and durability. It suits utility-scale projects offering advanced power conversion and excellent grid stability. Intelligent controls make this inverter ideal for modern solar systems.

High-Performance Solar Power Conversion with Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter

This unit stands out for its excellent efficiency ratings and rugged build. Its high DC voltage capability lets designers create longer strings. This reduces cable losses and raises the overall energy output. The 3 MPPT system tracks the sun accurately. It improves performance even when shading occurs or conditions are complex.

Advanced cooling and premium components keep output stable under heavy load. This guarantees reliable function during the entire inverter lifespan.

Advanced MPPT Technology for Maximum Yield

A key advantage is the three Maximum Power Point Trackers (MPPTs) that boost energy capture from multiple PV strings. This allows solar modules on different orientations to perform well without losing output quality.

This multi-MPPT design enhances layout flexibility for large plants. It improves capacity utilization, uptime, and return on investment for long-term solar projects.

Grid Stability & Intelligent Protection

Grid support is essential for utility use. Features include:

Reactive power control
Low voltage ride-through (LVRT)
High voltage ride-through (HVRT)
Frequency support modes
Real-time monitoring and smart diagnostics

These let the Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter – SG3150UD-MV-US adapt to grid changes. It cuts downtime and meets modern interconnection rules.

Built-in protections guard against overvoltage, shorts, temperature spikes, and grid faults. This ensures steady, predictable output for ongoing power delivery.

Low Maintenance & Increased Reliability

Durable materials make this inverter weatherproof and corrosion-resistant. It fits many climates and its modular design simplifies maintenance. This lowers installer and operator expenses.

Remote monitoring lets technicians check system health and fix issues remotely. This reduces costs and keeps solar farms running smoothly with less effort.

Scalable for Modern Solar Infrastructure

The Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter – SG3150UD-MV-US suits large solar farms, commercial sites, and utility setups needing scalable power. It integrates well with medium-voltage transformers, switchgear, and advanced plant controls.

Great for new installations or expansions, this inverter delivers top performance, reliability, and smart features essential in renewable energy systems today.

What is your return policy?

What’s covered by your return policy?

How long will it take to receive my order?

What are your financing and payment options?

We offer several ways to pay to make getting your solar kit simple:

Credit Card: if the purchase is greater than your card’s limit, you can split the cost onto multiple cards as well as Paypal, financing through Affirm, and ACH/bank transfer

You can arrange financing during the checkout process, or scroll further down this page for more details. Please note, if you'd like to finance your order, you can do so instantly, right at checkout.

How does your Lifetime Customer Support work?

Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter - SG3150UD-MV-US

Type designation
Model	SG3150UD-MV-US
Input (DC)
Max. PV input voltage	1500 V
Min. / Start-up input voltage	875 V / 915 V
Available DC fuse sizes	250 A – 630 A
MPP voltage range	875 – 1500 V
Full power MPP voltage range @ 40 °C	875 – 1300 V
No. of independent MPP inputs	3
No. of DC inputs	21 inputs (negative grounding); optional 18 inputs (floating)
Max. PV input current	3 × 1226 A
Max. DC short-circuit current	3 × 3528 A
PV array configuration	Negative grounding or floating
Output (AC)
AC output power	3150 kVA @ 40 °C (104 °F)
Max. AC output current	151 A**
Nominal grid frequency / range	60 Hz / 57–63 Hz
THD	< 3% (at nominal power)
Power factor (nominal / adjustable)	> 0.99 / 0.8 leading – 0.8 lagging
Nominal AC voltage (MV)	12 kV – 35 kV***
Efficiency
Max. inverter unit efficiency	98.9%
CEC inverter unit efficiency	98.5%
Max. efficiency (including transformer)	98.2%
CEC efficiency (including transformer)	97.5%
Protection & Functions
DC protection	DC load switch + fuse
AC protection	MV load switch + fuse
Surge protection	DC Type II / AC Type II
Grid monitoring / Ground fault monitoring	Yes / Yes
Insulation monitoring	Yes
Overheat protection	Yes
General data
Dimensions (W × H × D)	6058 × 2896 × 2438 mm (238.5 × 114.0 × 96.0 in)
Weight	≤ 31,967 lb
Transformer vector	Dy1 (optional: Dy11, Yny0, YNd1)
Degree of protection	NEMA 4X (electronic enclosure) / NEMA 3R (others)
Auxiliary power supply	5 kVA, 120 Vac; optional: 35 kVA 480 Vac + 5 kVA 120 Vac
Operating ambient temperature	−35 to 60 °C (−31 to 140 °F); optional: −40 to 60 °C (−40 to 140 °F)
Allowable relative humidity	0% – 100%
Cooling method	Forced air cooling + KNAN (optional: ONAN)
Max. operating altitude	1000 m (standard) / > 1000 m (customized)
Display	LED indicators, Ethernet + WebHMI
Night reactive power function	Yes
DC-coupled storage interface / Charging from grid	Optional / Optional
Communication	Standard: RS485, Ethernet
Compliance	UL 1741; UL 62109-1; CSA C22.2 No.107.1-16; IEEE 1547-2018; IEEE 1547.1-2020; UL 1741 SA/SB; California Rule 21; HECO SRD V2.0; NEC 2023; PRC-024

All specifications sourced from Sungrow SG3150UD-MV-US datasheet; product overview corroborated on the Sungrow US product page.

High-Performance Solar Power Conversion with Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter

Advanced cooling and premium components keep output stable under heavy load. This guarantees reliable function during the entire inverter lifespan.

Advanced MPPT Technology for Maximum Yield

This multi-MPPT design enhances layout flexibility for large plants. It improves capacity utilization, uptime, and return on investment for long-term solar projects.

Grid Stability & Intelligent Protection

Grid support is essential for utility use. Features include:

Reactive power control
Low voltage ride-through (LVRT)
High voltage ride-through (HVRT)
Frequency support modes
Real-time monitoring and smart diagnostics

These let the Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter – SG3150UD-MV-US adapt to grid changes. It cuts downtime and meets modern interconnection rules.

Built-in protections guard against overvoltage, shorts, temperature spikes, and grid faults. This ensures steady, predictable output for ongoing power delivery.

Low Maintenance & Increased Reliability

Durable materials make this inverter weatherproof and corrosion-resistant. It fits many climates and its modular design simplifies maintenance. This lowers installer and operator expenses.

Remote monitoring lets technicians check system health and fix issues remotely. This reduces costs and keeps solar farms running smoothly with less effort.

Scalable for Modern Solar Infrastructure

Great for new installations or expansions, this inverter delivers top performance, reliability, and smart features essential in renewable energy systems today.

//www.portlandiaelectric.supply/cdn/shopifycloud/storefront/assets/no-image-2048-a2addb12.gif

Prepare for Anything

From hurricanes to blackouts, reliable solar power ensures you're able to keep your home & family safe no matter what comes your way.

Solar Power Made Easy

Making one-click solar solutions simple since 2018. Whether you’re powering a cabin, charging devices, or backing up your home.

Secure Your Independence

Say goodbye to reliance on the energy companies. Enjoy the same freedom that 50,000+ customers have with their own solar power system.

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.

Jacob B

Easy Process, Genuine Support

Patrick B

Off Grid Solar Purchase

James Martin

Highly Recommend

Brian H

Solar Kit for Mobile Work Van

Keith S

Best Tech Support

Coll A