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E-Star - Model HERF-300/HERF-400/HERF-500 -Microinverter
Single unit microinverter HERF-300 / HERF-400 / HERF-500 is the perfect selection for PV system with an uneven number of panel numbers. As a smart, on-grid microinverter, the unit meets CA Rule 21 requirements and is inherent with NEC 2014/2017 (Rapid Shutdown). As with all other microinverters it is applicable for longer working hour and wider PV moduel applications, as its start-up voltage is very low (22V only) and DC input operating voltage range is extremely wide (16-60V).
- Place of Origin: China
- Brand Name: HERF
- MOQ: 200
- Packaging Details: Bubble PE sheet & Steel Pallets
- Payment Terms: TT/LC
- Supply Ability: 80,000pcs per month
- Lead Time: Shipped in 35 days after payment

Easy to install
Our microinverters are built to plug-and-play, ready to get your solar ecosystem up and running sooner
Adjustable power
Configure your microinverters to match your installation and solar panel layout
Highly reliable
Our microinverters come with low failure rates and built-in surge protection
Made for monitoring
Our microinverters include external antenna for stronger communication and more stable monitoring
High efficiency
With 99.8% MPPT efficiency ratings, more of your panel production is turned into usable energy
Compliant energy
Our microinverters are compliant with standards like EN50549-1:2019 and California Rule 21
When it comes to solar, your panels are just part of the picture. Microinverters perform the critical task of turning raw energy into safe, usable electricity. But this process always creates some amount of waste – electricity you’re creating, but not able to use. When you choose us, you get industry-leading efficiency, low failure rates and premium quality. So you can get more from your installation and accelerate your journey to open energy.
Microinverters turn the power from your solar panels into usable electricity. Single-phase microinverters are usually used in residential and small commercial environments. With us, get frustration-free, long-lasting performance with simple installation, premium quality and low failure rates.
Install
Microinverters are installed alongside your solar panels – we offer options from 1-in-1 to six panels connected to a single microinverter.
Invert
Microinverters turn Direct Current (CD) power into usable Alternating Current (AC) power on a per-panel basis.
Monitor
Use a Data Transfer Unit (DTU) to collect data from microinverters and monitor power generation in our S-Miles Cloud platform.
