Solarika.co.uk
20A solar charge controller/regulator with LCD display for 12V/24V/36V/48V battery
Art: VS2048BN
Description
EPEVER VS2048BN SOLAR CONTROLLER
Professional 20A PWM Regulator | 12V-48V Auto System
The EPEVER VS2048BN is a professional-grade ViewStar series PWM solar charge controller designed for off-grid PV systems. Unlike standard entry-level controllers, the BN series features a Common Negative design, making it the ideal choice for modern RVs, caravans, and marine applications where the chassis is used for grounding. With a highly intuitive LCD interface and 20A of charging power, it ensures your battery bank remains healthy and optimized.
RELIABILITY: Engineered with high-quality components from ST and Infineon to ensure a long service life even in demanding environments.
Key Features
- ✔ Common Negative grounding for vehicle/marine safety
- ✔ RS485 Communication port (RJ45) for MT50 or PC monitoring
- ✔ Intelligent 3-stage PWM charging (Bulk, Boost/Equalize, Float)
- ✔ Backlit LCD for real-time operating data and error tracking
- ✔ Temperature compensation via optional external sensor
Technical Specs
| Model | VS2048BN |
| System Voltage | 12/24/36/48V DC Auto |
| Rated Current | 20 Amp |
| Max. PV Voc | 96V |
| Terminal Size | 16mm² / 6AWG |
| Enclosure | IP30 |
| Dimensions | 205 x 119 x 67 mm |
Compatibility / Fitment Guide
| Battery Type | System Voltage | Notes |
|---|---|---|
| Lead-Acid (Sealed/Gel/Flooded) | 12V, 24V, 36V, 48V | Standard profiles pre-loaded. |
| User-Defined (Lithium/LFP) | Adjustable | Custom voltage settings via MT50/PC software. |
| PV Array (48V System) | Max 96V Voc | PV input must stay below 96V. |
OEM Cross Reference
| EPEVER VS2048BN | EPSOLAR VS2048BN | ViewStar BN 20A |
Installation Guide
Sequence: 1. Connect Battery (+) and (-) first. 2. Connect Solar Panel (+) and (-). 3. Connect Load (optional). To disconnect, follow the reverse order. Ensure the battery voltage is at least 9V for the controller to initialize.
Questions & Answers
Is this a genuine original part?
Yes, this is an authentic EPEVER ViewStar BN series controller sourced directly for Solarika, meeting all European safety and performance standards.
How do I know if it is compatible?
If you have a 12V to 48V battery system and your total solar array output is 20A or less, this controller is compatible. Please check that your solar panel Open Circuit Voltage (Voc) does not exceed 96V.
Can I use this with a remote meter?
Yes, the VS2048BN is fully compatible with the EPEVER MT50 remote meter via the built-in RS485 communication port, allowing you to monitor and program the unit from a distance.
Note: Professional installation is recommended. For technical support or bulk inquiries, visit Solarika.co.uk.
Have a question?
Testimonials
Product recommendations