



Sigenergy Sigenstor Energy Controller 17.0 kW Three Phase
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Sigenergy Sigenstor Energy Controller 17.0 kW Three PhasePart No: SIG STOR EC 17. 0 TP Storage Systems Hybrid Inverter Sigenergy Sigenstor Energy Controller Three Phase 17. 0 kW Sigenergy is leading a new way of producing, storing, transferring, and consuming home energy. They provide a genuine all in one solar energy storage system, SigenStor. Its unique 5 in One modular design integrates Solar Inverter, EV DC Charger, Battery PCS, Battery Pack, and EMS into one intelligent home energy system. Simple,
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4.7 ★★★★★
Based on 87 reviews
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Product Reviews
★★★★★ 5
Easy install
Color: Single Slat Gloss Black, Size: 2023+G20
Fits well. Made of plastic but very easy install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
★★★★★ 1
I should have read all the other reviews ...
Color: Single Slat Gloss Black, Size: 2010-2013 E92, Color: Single Slat Gloss Black, Size: 2010-2013 E92
I read all the bad reviews, but I gave it a shot anyways
Tabs wont clip in place and fitment is slightly off.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2026
★★★★★ 5
Worth it
Color: Single Slat Gloss Black, Size: 2006-2009 E92
For perfect and looks great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 5, 2026
★★★★★ 5
Very nice quality
Color: Single Slat Gloss Black, Size: 2019-2022 G20
I have a 2022 330i bmw and it fit perfectly! Looks just like photos online and delivered quick!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 27, 2025
★★★★★ 4
Good Item
Color: Single Slat Gloss Black, Size: 2002-2005 E46
Good cost to product ratio, but fitment is a little loose
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 9, 2026