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SMA Commercial Solar Solutions
Sunny Tripower X — Built for Commercial Solar
Advanced three-phase inverter solutions for commercial rooftops, carports and distributed-generation projects. Eight U.S. models from 13 kW to 70 kW for 120/208 V and 277/480 V service, with SunSpec rapid shutdown, SMA ShadeFix and the integrated SMA System Manager. Plus Sunny Boy Smart Energy hybrid inverters for residential solar and storage.
8Sunny Tripower X models for the U.S. market
13–70 kW120/208 V and 277/480 V three-phase
3 or 5independent MPP trackers per inverter
10 yrSMA Limited Factory Warranty, extendable to 20
Why SMA
Commercial inverters engineered for reliability, safety and control
SMA Solar Technology AG was founded in Germany in 1981. SMA America supports the U.S. market with UL 1741 SB listed equipment, SunSpec certified rapid shutdown and the ennexOS energy-management platform.
UL
UL 1741 SB and UL 3741 listed
Grid support per IEEE 1547-2018 with CA Rule 21 and HECO profiles, plus UL 3741 PV Hazard Control listing on every Sunny Tripower X model.
RSD
Integrated SunSpec rapid shutdown
The SunSpec PLC transmitter is built into the inverter for module-level shutdown per NEC 690.12 with SunSpec certified devices.
SM
Integrated System Manager
Commission, monitor and control up to five inverters from one device with ennexOS, Sunny Portal and SMA Dynamic Power Control (zero export, Volt-VAr).
SF
SMA ShadeFix optimization
String-level shade management without module-level electronics, plus integrated I-V curve diagnostics.
AF
DC AFCI and residual-current protection
UL 1699B arc-fault protection, ground-fault and grid monitoring, reverse-polarity and AC short-circuit protection.
10
10-year limited factory warranty
Standard 10-year SMA Limited Factory Warranty in the USA; optional extensions to 15 or 20 years through SMA.
Sunny Tripower X lineup
Eight commercial string inverters, 13 kW to 70 kW
Two current families: Sunny Tripower X 30 (13, 20, 25 and 30 kW, three MPP trackers) and the new Sunny Tripower X 70 (27.5, 50, 62.5 and 70 kW, five MPP trackers). Every model is listed COMING SOON and can be pre-ordered; no model is represented as in stock.
COMING SOONX 30 FAMILY
13 kW120/208 V
SMA Sunny Tripower X 13-US
STP 13-US-50 · three-phase string inverter
3 MPPT · 6 stringsSunSpec RSD10-yr warranty
208 V model · up to 200 % DC:AC
COMING SOONX 30 FAMILY
20 kW277/480 V
SMA Sunny Tripower X 20-US
STP 20-US-50 · three-phase string inverter
3 MPPT · 6 stringsSunSpec RSD10-yr warranty
30,000 Wp max array · 97.5 % CEC
COMING SOONX 30 FAMILY
25 kW277/480 V
SMA Sunny Tripower X 25-US
STP 25-US-50 · three-phase string inverter
3 MPPT · 6 stringsSunSpec RSD10-yr warranty
37,500 Wp max array · 98 % CEC
COMING SOONX 30 FAMILY
30 kW277/480 V
SMA Sunny Tripower X 30-US
STP 30-US-50 · three-phase string inverter
3 MPPT · 6 stringsSunSpec RSD10-yr warranty
45,000 Wp max array · 98 % CEC
COMING SOONX 70 FAMILY
27.5 kW120/208 V
SMA Sunny Tripower X 27-US
STP 27-US-80 · three-phase string inverter
5 MPPT · 10 stringsSunSpec RSD10-yr warranty
208 V model · integrated AC + DC disconnects
COMING SOONX 70 FAMILY
50 kW277/480 V
SMA Sunny Tripower X 50-US
STP 50-US-80 · three-phase string inverter
5 MPPT · 10 stringsSunSpec RSD10-yr warranty
75,000 Wp max array · 40 A per MPPT
COMING SOONX 70 FAMILY
62.5 kW277/480 V
SMA Sunny Tripower X 62-US
STP 62-US-80 · three-phase string inverter
5 MPPT · 10 stringsSunSpec RSD10-yr warranty
93,750 Wp max array · 40 A per MPPT
Pre-order · expected January 2027 (distributor ETA)COMING SOONX 70 FAMILY
70 kW277/480 V
SMA Sunny Tripower X 70-US
STP 70-US-80 · three-phase string inverter
5 MPPT · 10 stringsSunSpec RSD10-yr warranty
105,000 Wp max array · 40 A per MPPT
Prices shown are CSE Solar USA storefront prices. Availability and lead times are confirmed by SMA; the 62-US expected availability is a distributor ETA, not a guaranteed delivery date.
Commercial applications
Which Sunny Tripower X fits your project?
120/208 V buildings
Schools, retail, multifamily
The 13-US and 27-US connect directly to 120/208 V WYE service without a step-up transformer; the 13-US supports up to 200 % DC:AC design.
13-US → 27-US →277/480 V rooftops
Commercial and industrial roofs
The 20, 25 and 30-US for mid-size rooftops; the 50, 62 and 70-US reduce inverter count on large roofs with 600 W-class and bifacial modules.
See all models →Carports and ground-mount
Rack or wall mounting
Type 4X enclosures rated -13 °F to +140 °F; roof mount kit and adapter available. Up to five inverters per integrated System Manager.
Project pricing →Repowering
Replace legacy inverters
Sunny Tripower X replaces legacy string and central inverters on three-phase services; the 13-US suits 600 V array repowering on 208 V grids.
Commercial inverters →Product families
Sunny Tripower X 30 vs. Sunny Tripower X 70
Sunny Tripower X 30
STP 13-US-50 (208 V) · STP 20-US-50 · STP 25-US-50 · STP 30-US-50
- 3 MPP trackers, 2 strings each; 24 A / 37.5 A per tracker
- Max. PV array 26,000 to 45,000 Wp; max. DC 800 V (13-US) or 1000 V
- Amphenol H4 Plus DC connectors, spring-cage AC terminal
- Integrated DC disconnect; optional AC disconnect and DC surge kits
- 28.7 x 30.0 x 10.5 in, 77 lbs; wall or rack mount to 15°
- CEC efficiency 97 to 98 %
Sunny Tripower X 70 NEW
STP 27-US-80 (208 V) · STP 50-US-80 · STP 62-US-80 · STP 70-US-80
- 5 MPP trackers, 2 strings each; 40 A / 50 A per tracker
- Max. PV array 41,250 to 105,000 Wp; max. DC 1000 V
- Direct Staubli MC4 DC connectors, screw-terminal AC
- Integrated AC and DC disconnects; integrated DC type 1+2 and AC type 2 surge protection
- 26.8 x 36.6 x 13.1 in, 117 lbs; wall or rack mount to 20°
- CEC efficiency 96.5 to 97.5 %
Featured
Three models to know
208 V specialist
Sunny Tripower X 13-US
Purpose-built for 120/208 V grids with up to 200 % DC:AC design capability and three MPP trackers. 13 kW.
View 13-USPre-order · expected January 2027
Sunny Tripower X 62-US
62.5 kW, five MPP trackers, integrated AC and DC disconnects. Expected availability January 2027 per distributor ETA.
View 62-USLargest in the family
Sunny Tripower X 70-US
70 kW at 480 V with up to 105,000 Wp of array per inverter, 40 A per MPPT for high-power and bifacial modules.
View 70-USSMA residential
Sunny Boy Smart Energy hybrid inverters for homes
SMA also covers residential solar and storage: the Sunny Boy Smart Energy series combines PV and battery in one single-phase 120/240 V hybrid inverter, from 3.8 kW to 9.6 kW, with SMA Smart Connected monitoring. Listed prices and availability are shown on each product page.
All residential inverters
SUNNY BOY SMART ENERGY
9.6 kW120/240 V hybrid
SMA Sunny Boy Smart Energy 9.6-US
SBSE9.6-US-50 · PV + battery hybrid inverter
ResidentialBattery-ready
$2,950.99
View product →SUNNY BOY SMART ENERGY
7.7 kW120/240 V hybrid
SMA Sunny Boy Smart Energy 7.7-US
SBSE7.7-US-50 · PV + battery hybrid inverter
ResidentialBattery-ready
SUNNY BOY SMART ENERGY
5.8 kW120/240 V hybrid
SMA Sunny Boy Smart Energy 5.8-US
SBSE5.8-US-50 · PV + battery hybrid inverter
ResidentialBattery-ready
SUNNY BOY SMART ENERGY
4.8 kW120/240 V hybrid
SMA Sunny Boy Smart Energy 4.8-US
SBSE4.8-US-50 · PV + battery hybrid inverter
ResidentialBattery-ready
SUNNY BOY SMART ENERGY
3.8 kW120/240 V hybrid
SMA Sunny Boy Smart Energy 3.8-US
SBSE3.8-US-50 · PV + battery hybrid inverter
ResidentialBattery-ready
SMA technology
What is inside every Sunny Tripower X
MP
Independent MPP trackers
3 (X 30) or 5 (X 70) trackers with two string inputs each for mixed orientations and tilts.
OS
ennexOS System Manager
Web commissioning, Sunny Portal monitoring, Modbus/SunSpec/Speedwire, Ethernet and WLAN.
SC
SMA Smart Connected
Proactive monitoring and service support included with the inverter.
4X
Type 4X, OptiCool
Outdoor enclosure per UL 50E, C5 corrosivity class, variable-speed active cooling.
IV
I-V curve diagnostics
Integrated string diagnostics (available from Q4/2026 on the X 70 family per SMA).
SP
Surge protection
Integrated DC type 1+2 and AC type 2 on the X 70; optional kits on the X 30.
DM
Data Manager M
Plant-level control for systems beyond five inverters.
FA
JMS-FA rapid shutdown
SunSpec certified module-level shutdown device for the X 70 family (sold separately).
Commercial / EPC supplyRequest EPC / Project Pricing
Project-scale SMA supply for installers, EPCs and developers
CSE Solar USA supplies SMA commercial inverters with pickup at 10+ locations or freight shipping nationwide. Multi-inverter orders, complete commercial equipment packages and project-volume procurement are priced by the CSE commercial team.
10+ pickup locationsOr freight to the job site
Since 2008U.S. solar equipment distributor
Pre-order todayLead times confirmed by SMA
One quoteInverters, panels, storage, BOS
The SMA commercial ecosystem
- SMA System Manager (integrated): up to five inverters, Sunny Portal, Dynamic Power Control
- SMA Data Manager M (EDMM-US) for larger plants
- JMS-F / JMS-FA SunSpec certified rapid shutdown devices
- Roof mount kit and adapter, DC surge kits, AC disconnect kit, Sensor Module
- Sunny Tripower CORE1 and Sunny Highpower PEAK3 for 50 kW+ and utility-scale blocks
Documents and resources
Official SMA documentation
Datasheet
Sunny Tripower X 20/25/30-US (STPX-US-50-DS-en-22)
Opens on files.sma.de / sma-america.com
Datasheet
Sunny Tripower X 13-US 208 V (STP13-US-50-DS-en_us-18)
Opens on files.sma.de / sma-america.com
Datasheet
Sunny Tripower X 70 family (STPxx-US-80-DS-en_us-10)
Opens on files.sma.de / sma-america.com
Manual
Sunny Tripower X 30 operating manual (STPxx-US-50-BE-en-14)
Opens on files.sma.de / sma-america.com
Guide
Sunny Tripower X 70 quick reference guide (EN/ES/FR)
Opens on files.sma.de / sma-america.com
Warranty
SMA Limited Factory Warranty (COM-RES-GB-en-88)
Opens on files.sma.de / sma-america.com
Technical info
Efficiency and derating, Sunny Tripower US
Opens on files.sma.de / sma-america.com
Manufacturer
SMA America: Sunny Tripower X 30
Opens on files.sma.de / sma-america.com
Manufacturer
SMA America: Sunny Tripower X 70
Opens on files.sma.de / sma-america.com
Technical comparison
Sunny Tripower X at a glance
| Model | Type | Nominal AC | Grid | MPPT x strings | Max. PV array | CEC eff. | Status |
|---|---|---|---|---|---|---|---|
| Sunny Tripower X 13-US | STP 13-US-50 | 13 kW | 120/208 V | 3 x 6 | 26,000 Wp | 97 % | Coming soon |
| Sunny Tripower X 20-US | STP 20-US-50 | 20 kW | 277/480 V | 3 x 6 | 30,000 Wp | 97.5 % | Coming soon |
| Sunny Tripower X 25-US | STP 25-US-50 | 25 kW | 277/480 V | 3 x 6 | 37,500 Wp | 98 % | Coming soon |
| Sunny Tripower X 30-US | STP 30-US-50 | 30 kW | 277/480 V | 3 x 6 | 45,000 Wp | 98 % | Coming soon |
| Sunny Tripower X 27-US | STP 27-US-80 | 27.5 kW | 120/208 V | 5 x 10 | 41,250 Wp | 96.5 % | Coming soon |
| Sunny Tripower X 50-US | STP 50-US-80 | 50 kW | 277/480 V | 5 x 10 | 75,000 Wp | 97.5 % | Coming soon |
| Sunny Tripower X 62-US | STP 62-US-80 | 62.5 kW | 277/480 V | 5 x 10 | 93,750 Wp | 97.5 % | Pre-order, expected Jan 2027 |
| Sunny Tripower X 70-US | STP 70-US-80 | 70 kW | 277/480 V | 5 x 10 | 105,000 Wp | 97.5 % | Coming soon |
Specifications from the official SMA datasheets (STP13-US-50-DS-en_us-18, STPX-US-50-DS-en-22, STPxx-US-80-DS-en_us-10). Data at nominal conditions; subject to change by SMA.
FAQ
Frequently asked questions
Does CSE Solar USA supply SMA inverters in the United States?
Yes. CSE Solar USA stocks and supplies SMA commercial and residential inverters for installers, EPCs and commercial buyers across the United States, with pickup at 10+ locations and freight shipping nationwide. Contact CSE for current availability and project pricing.
What warranty do SMA commercial inverters carry?
Sunny Tripower X models installed in the USA carry a 10-year SMA Limited Factory Warranty, extendable to 15 or 20 years through SMA.
How many Sunny Tripower X inverters can one System Manager control?
The integrated SMA System Manager provides monitoring and control for up to 5 inverters (max. 150 kVA for the Sunny Tripower X 30 family); larger systems use the SMA Data Manager M.
Do the inverters include rapid shutdown?
All Sunny Tripower X models integrate the SunSpec PLC rapid shutdown transmitter and are UL 3741 PV Hazard Control listed; module-level shutdown devices such as the JMS-F/JMS-FA are sold separately.
Which models are 120/208 V?
The Sunny Tripower X 13-US (13 kW, three MPPTs) and the Sunny Tripower X 27-US (27.5 kW, five MPPTs). All other models are 277/480 V.
Are the inverters in stock?
All eight Sunny Tripower X models are listed COMING SOON and can be pre-ordered. Availability and lead times are confirmed by SMA; the 62-US is expected in January 2027 according to the distributor ETA, which is not a guaranteed delivery date.
Talk to CSE
Price your next SMA commercial project
Tell CSE what you are building. The commercial team confirms model availability, lead time and freight before anything is invoiced.
Full catalog
All SMA products at CSE Solar USA
Every SMA inverter we list, commercial and residential, in one place. Coming Soon models can be reserved through a project request; in-stock models ship from our U.S. warehouses.
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