Certificate of Compliance
Certificate: 80136899 Master Contract: 302773
Project: 80292698 Date Issued: 2026-03-27
Issued to: Lunar Energy, Inc | 755 Ravendale Drive, Mountain View, California 94043 | Attention: Harshad Joshi
PRODUCTS
Class 5311 09 / 5311 89 – POWER SUPPLIES, Distributed Generation Power Systems Equipment
Maximizer
Models: 10-005220, 10-00522D, 10-00522E
Model 10-005220 Ratings
Max Input Voc: 60V | MPPT Range: 20–60V | Max Input Current: 16A | Max Continuous Output Current: 16A | Max Continuous DC Input Power: 420W (20–48Vdc) / 210W (>48–54Vdc) | Temp: -40°C to +85°C | Max System String Voltage: 450 VDC | Enclosure: Type 4X (Fully Potted) and IP 68 | Max Parallel Strings: 3 | Maximizers per series: 8–24 | Altitude: 3000M
Models 10-00522D, 10-00522E Ratings
Max Input Voc: 75V | MPPT Range: 20–60V | Max Input Current: 16A | Max Continuous DC Input Power: 650W | Max System String Voltage: 450 VDC | Enclosure: Type 4X (Fully Potted) and IP 68 | Maximizers per series: 8–24 | Max Parallel Strings: 3 | Altitude: 3000M
APPLICABLE REQUIREMENTS
UL 1741:2021 - Third Edition - Including revisions through October 23, 2024 | CSA C22.2 No. 107.1:16 (Fourth Edition)(R2021)
Product Certification History
80292698 (2026-03-27): Update to include Maximizer 1.3 mechanical changes, upgrade to Type E Enclosure (10-00522D → 10-00522E)
80136899 (2024-03-29): Initial Model Certification on Lunar Energy's PV Optimizer (C/US)
Source document: https://documents.lunarenergy.com/lunar-maximizer-ul-1741