Solar Hybrid Inverter – RM Series (Rack Type) is a high-quality hybrid inverter with exceptional stability and a low after-sales rate. Supporting parallel connection, it ensures reliable performance.
As a leading manufacturer, we offer guaranteed price, quality, and service, earning global recognition from distributors and dealers.

RM5500-48PL Rack-Mounted Solar Hybrid Inverter – 5.5kW, 48V, MPPT 100A
Compact & Scalable Hybrid Inverter Solution for Professional Solar Installations
The RM5500-48PL 5.5kW Solar Hybrid Inverter is a rack-type, high-efficiency energy solution designed for scalable solar energy storage systems in residential, commercial, and industrial applications. Featuring a pure sine wave 230VAC output, 100A MPPT controller, and parallel capability of up to 12 units, this inverter offers reliable, intelligent energy management for modern off-grid and hybrid setups.
With 48V battery compatibility, BMS communication, and full support for “battery-free” operation, the RM5500-48PL ensures flexibility, performance, and system safety—ideal for professional system integrators and OEM partners worldwide.
– Pure sine wave
-Power factor 1.0
-PV input 500Vdc Max
-Built-in MPPT 100A
-Capable to work without battery
-Detachable dust cover for harsh environment
-WiFi remote monitoring optional
-Compatible work with lifepo4 battery
-Support multiple output priority: UTL, SOL, SBU, SUB
-Parallel operation up to 12 units in 1phase or 3phase
-EQ function to optimize battery performance and extend lifecycle

Output Power: 5.5kW pure sine wave inverter, 230VAC
Battery Voltage: 48VDC; compatible with LiFePO₄ and lead-acid batteries
AC Charger: 60A built-in for efficient grid or generator charging
MPPT Solar Charger: 100A, with a wide PV input range of 60V–500V
Maximum PV Input Power: 5500W
Parallel Operation: Supports up to 12 units in parallel for larger system capacity
Battery-Free Operation: Fully functional even without batteries
Smart Communication: RS232, RS485, and Dry Contact; BMS-compatible with LiFePO₄ batteries
Rack Type Design: Space-saving and ideal for modular cabinet installations
Rack-mounted solar energy systems
Hybrid and off-grid solar storage projects
Microgrid and telecom backup power
Solar installations in commercial buildings or containerized energy stations
International solar equipment providers and project developers
The RM5500-48PL is engineered for scalability, stability, and smart energy integration—making it a top choice for solar professionals and enterprises seeking advanced rack-mountable hybrid inverters.
OEM/ODM customization available for B2B partners and large-volume orders. Contact us now to bring the RM5500-48PL to your energy portfolio and expand your solar business globally.
| Model | RM3000-48PL | RM5500-48PL |
| Capacity | 3KVA / 3KW | 5.5KVA / 5.5KW |
| Parallel Capability | YES, 12 Units | |
| Lithium Battery Activation | NO | YES (By PV or Utility) |
| Lithium Battery Communication | YES (RS485) | |
| Input | ||
| Nominal DC Voltage | 230VAC | |
| Acceptable Voltage Range | 170-280VAC (For Personal Computer); 90-280VAC (For Home Appliances) | |
| Frequency | 50/60Hz (Auto Sensing) | |
| Output | ||
| Nominal Voltage | 110 / 120VAC ±5% | 220 / 230VAC ±5% |
| Surge Power | 6000VA | 11000VA |
| Frequency | 50/60Hz | |
| Waveform | Pure Sine Wave | |
| Transfer Time | 10ms (For Personal Computer); 20ms (For Home Appliances) | |
| Peak Efficiency (PV to INV) | 97% | |
| Peak Efficiency (Battery to INV) | 93% | |
| Overload Protection | 5s@>=140% Load; 10s@110%~140% Load | |
| Creat Factor | 3:01 | |
| Admissible Power Factor | 0.6~1 (Inductive or Capacitive) | |
| Battery | ||
| Battery Voltage | 48VDC | |
| Floating Charge Voltage | 53VDC | 54VDC |
| Over Charge Protection | 63VDC | |
| Charging Method | CC / CV | |
| Solar Charger & AC Charger | ||
| Solar Charger Type | MPPT | |
| Max PV Array Power | 5000W | 5500W |
| Max PV Array Open Circuit Voltage | 500VDC | |
| PV Array MPPT Voltage Range | 60VDC~500VDC | |
| Max Solar Input Current | 18A | |
| Max Solar Charge Current | 80A | 100A |
| Max AC Charge Current | 60A | |
| Max Charge Current | 80A | 100A |
| Max Solar Charging Current | 100A | 120A |
| Physical | ||
| Dimensions | 130*438*438 mm | |
| Package Dimensions | 220*520*550 mm | |
| Net Weight | 10 KGS | |
| Communication Interface | RS232 / RS485 / Dry-contact | |
| Environment | ||
| Operating Temperature Range | -10 ~ 50ºC | |
| Humidity | 5% to 95% Relative Humidity (Non-Condensing) | |
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