SMA 03-33-1000-2-41 | Sunny TriPower CORE1 33 kW STP-33-US-41 Inverter -
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SKU 03-33-1000-2-41
by SMA

SMA 03-33-1000-2-41 | Sunny TriPower CORE1 33 kW STP-33-US-41 Inverter

Current price $6,389
Original price $7,952
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Original price $7,952
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In Stock Get yours today!
7+ sold In the last 7 days
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SMA Sunny Tripower CORE1 33.3kW 480VAC TL Inverter, STP33-US-41

The Sunny Tripower CORE1 is the world’s first free-standing PV inverter for commercial rooftops, carports, ground mount, and repowering legacy solar projects. Now with expanded features and new power classes, the CORE1 is the most versatile, cost-effective commercial solution available. From distribution to construction to operation, the Sunny Tripower CORE1 enables logistical, material, labor and service cost reductions. Integrated SunSpec PLC for rapid shutdown and enhanced DC AFCI arc-fault protection ensure compliance with the latest safety codes and standards. With Sunny Tripower CORE1 and SMA’s ennexOS cross-sector energy management platform, system integrators can deliver comprehensive commercial energy solutions for increased ROI.


  • Innovative design requires no additional racking for rooftop installation
  • Integrated DC and AC disconnects and overvoltage protection
  • 12 direct string inputs for reduced labor and material costs
  • OptiTrac Global Peak shade tolerant MPP tracking
  • Integrated SunSpec PLC signal for module-level rapid shutdown compliance to 2017 NEC
  • Next-gen DC AFCI arc-fault protection certified to new Standard UL 1699B
  • Advanced smart inverter grid support capabilities
  • Increased ROI with SMA ennexOS cross

General information

  • Category: Three-phase Grid tied
  • Type: String Inverter
  • Topology: Transformerless

Electrical specification:

  • CEC efficiency: 97.50%
  • Recommended PV input (STC): 50000 Watts
  • Maximum DC input voltage: 1000.00 Volts
  • Maximum DC input current: 120.00 Amps
  • Min MPPT voltage: 188.00 Volts
  • Max MPPT voltage: 150.00 Volts
  • Number of MPPT's: 6
  • AC voltages: 480 Volts
  • AC frequencies: 60Hertz
  • Continuous AC power output: 33300 Watts
  • Min operating voltage: 150.00 Volts
  • Max operating voltage: 1000.00 Volts
  • Weight: 180 lbs

What is the Shop Solar Kits returns policy?

Returns are free in the first 30 days with no restocking or processing fees, although the customer must pay for the return shipping costs. See our complete return policy on our Shipping, Deliver, and Returns page.

What’s covered by the Shop Solar Kits returns policy?

Our returns policy covers all purchases made through Shop Solar Kits. 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 Shop Solar Kits order?

All orders are processed within 72 hours and you can expect delivery within 5 to 10 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 the financing and payment options at Shop Solar Kits?

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, see our Financing page for more details

How does the Shop Solar Kits Lifetime Support work?

Our legendary lifetime customer support has helped make us the #1 solar kit 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 Shop Solar Kits equipment, we’ve got you covered: we’re always only a phone call or email away.

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