C&I Inverter | Sigenergy

Commercial & Industrial Inverter

Sigen C&I Inverter

Sigenergy’s latest C&I solution is designed for optimal safety, flexibility, efficiency, and intelligence. Being the world's smallest and lightest C&I inverter in its power range, Sigen C&I Inverter drives customer value by enabling easier transportation and installation. It also features a reserved battery port for future connection to our fully modular BESS — SigenStack.

Sigen C&I Inverter

Battery-ready, the most hybrid inverter designed for an innovative DC-coupled solution

Support DC Coupling

Versatile, yet Future Proof

Sigen C&I Inverter comes with a reserved battery port at the bottom, making it the world’s most powerful hybrid inverter with PCS built in. Our SigenStack Energy Storage System can be seamlessly connected at any time, allowing for easy upgrades to a modular PV + ESS system.

* Take a 40-foot HQ container as an example

Smallest & Lightest

Effortless Handling

Combining advanced high performance components with an innovatively optimized cooling layout, Sigenergy C&I Inverter sets a new industry record with its exceptional compactness. This design delivers more flexibility and cost savings when it comes to transportation and installation, more so if installed on roof-tops.

19%

Lighter

36%

Smaller

65%

More container volume*

EMS Inside

Cost-effective & Worry-free

With integrated EMS, hundreds of inverters can be connected in parallel without any data logger required. Any inverter can serve as the host to manage the entire system, saving upfront investment costs and subsequent O&M trouble.

No

Data Logger

No

Weak Spot

No

Extra O&M

Fully Networked
Communication

Rapid Deployment & Networking

Fast Ethernet full-duplex communication, with speed of up to 100 Mbps, enables Sigen C&I inverters to synchronize sending and receiving signals. This leads to faster system communication and more efficient energy management.

100Mbps

Communication speed

100ms

Speed of data
acquisition per round

<500ms

Zero power injection

500m AFCI
Detection Distance

Push Further for Safety

By combining feature fusion and neural network fusion algorithms, Sigenergy drastically advances signal detection accuracy and arc detection distance, achieving the industry's longest AFCI detection distance and covering more application scenarios.

Phase Sequence Self-Adaptation

No More Complex Wiring

Addressing common issues with CT polarity reversal and phase sequence errors during installation, Sigenergy’s innovative algorithm enables phase sequence self-adaption based on various response signals. With an accuracy rate of 99.9%, it helps installers avoid time-consuming calibration and rewiring, significantly reducing wiring complexity.

* To be used in conjunction with Sigen Power Sensor, please refer to the Installation Guide for details.

Sigen C&I Inverter

Sigen PV Inverter / Sigen Hybrid Inverter

	50 / 60 / 80 / 100 / 110 / 125 kW
DC Input
MPPT voltage range		160 ~ 1000 V
Number of MPP. trackers		4 / 5 / 6 / 8 / 8 /8
Number of PV strings per MPPT		2
Max. input current per MPPT		32 A
AC Output
Max. output active power		55 / 66 / 88 / 110 / 121 / 125 kW
Nominal output voltage		380 / 400 V
Efficiency
Max. efficiency		98.6%
General
Dimensions (W / H / D)		918 / 640 / 340 mm
Ingress protection rating		IP66

	50 / 60 / 80 / 100 / 110 / 125 kW
DC Input (PV)
MPPT voltage range		160 ~ 1000 V
Number of MPP. trackers		4 / 5 / 6 / 8 / 8 /8
Number of PV strings per MPPT		2
Max. input current per MPPT		32 A

DC Input (Battery)
Battery module models		SigenStack BAT 12.0
Max. charge/discharge power		55 / 66 / 88 / 110 / 121 / 125 kW

AC Output
Max. output active power		55 / 66 / 88 / 110 / 121 / 125 kW
Nominal output voltage		380 / 400 V
Efficiency
Max. efficiency		98.6%
General
Dimensions (W / H / D)		918 / 640 / 340 mm
Ingress protection rating		IP66

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