solar-inverters

solar-inverter

SG36CX-US

The Sungrow SG36CX-US is a 3-phase, transformerless string inverter with a rated AC power output of 36 kW, supporting up to 4 MPPTs and bifacial modules. It features a maximum DC voltage of 1000 V, high efficiency (up to 98.7%), and an enclosure rated NEMA 4X for safety and durability, suitable for utility-scale and commercial applications (documents 1, 2, 4, 6, 9, 10).

Images

SG36CX-US
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SG36_40_50CX-P2
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SG36_40_50CX-P2
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SG36_40_50CX-P2
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Pros and cons

Pros

Strengths called out by generated product content.

  • High efficiency of over 99%
  • Compatible with bifacial modules
  • Built-in PID recovery function
  • Easy commissioning with cell-phone
  • Suitable for North American grid (50Hz/60Hz)
  • Multiple MPPTs for optimized energy harvest
  • Reliable with over 120 GW installed worldwide

Cons

Tradeoffs and constraints to review before choosing.

  • Reported issues with firmware updates causing malfunctions
  • Some users experience difficulty with warranty claims and customer support
  • Concerns about local service availability in some regions
  • Instances of inverter response issues and performance variability

Notes

Context that does not fit neatly as a pro or con.

  • Operates mainly in the commercial and industrial sector, less common in residential
  • Some users prefer other brands like SMA or Enphase for specific applications
  • Proprietary battery systems may limit future flexibility
  • Mixed reviews on ease of integration with third-party monitoring systems

Electrical Specifications

Max Output Power
36,000 W1
Max Input Voltage
1,000 V2
MPPT Tracking
4 count1
Input Voltage Range
-30 to 60 °C ( > 45 °C derating ) -22 to 140 °F ( > 113°F derating )3

Power Ratings

Max Input Power
39,6004
Rated Power
36,0004
Max Apparent Output Power
39,6004

Electrical Input

Start Up Voltage
2004

Performance

Efficiency
98.5 %2
Operating Temperature Range
-30 to 60 °C3

Electrical Output

Rated Grid Voltage
480 VAC2
Rated Grid Frequency
604
Operation Phase
3 Phase2

Physical Characteristics

Weight
54 kg2
IP Rating
IP661
Physical Dimensions
1136 * 870 * 361 mm

Connectivity

Communication Interfaces
Ethernet (optional), RS485, WiFi (optional)1

Features

Features
4 MPPTs, Bifacial module compatible, Direct fuse-less input, Vertical or horizontal installation1

Physical Dimensions

Physical Length
113.6 cm4
Physical Width
87 cm4
Physical Height
36.1 cm4
Type Phase Series Fro P Length
String Inverter1
Dimensions Length
1,136 cm
Dimensions Width
870 cm
Dimensions Height
361 cm

General

Topology
Transformerless2

Facts

Continuous AC Power Output
36,000 w2
Minimum Input Voltage
200 v2
AC Frequency
60 Hz2
Peak Efficiency
98.7 %2
Enclosure Rating
NEMA 4X2

Sources

  1. Source 3greentechrenewables.comgreentechrenewables.com2 facts
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