Charging controller E-Mobility

B2B Solar Charge Controller Supply — Bulk Sourcing for Energy Projects Across Europe

Selecting the right solar charge controller is critical to maintaining the performance, longevity, and safety of any solar energy system. For installers, procurement teams, and off-grid integrators, having access to reliable, compliant, and scalable hardware is key to efficient solar deployment.

Bank of Lamps offers a bulk range of PWM and MPPT solar charge controllers for 12V, 24V, and 48V systems, available directly from stock. All models are CE-certified, tested, and selected for repeatable integration into residential, commercial, or hybrid off-grid systems.

Technical Overview: How Solar Charge Controllers Work

A solar charge controller regulates voltage and current between a solar panel array and the connected battery bank. Its role is to:

• Prevent overcharging, deep discharge, and reverse current
• Extend battery lifespan through staged charging (Bulk, Absorption, Float)
• Match PV panel output to battery acceptance using either PWM or MPPT logic
• Enable safe energy storage and system monitoring in real time

Whether you're working on off-grid cabins, RV solar kits, telecom backup, or energy storage, the controller is the core of system stability.

Wholesale Range of Solar Charge Controllers — For Any System Scale

We supply multiple controller formats optimized for different voltage classes and system complexity:

 PWM Solar Charge Controllers (12V / 24V Systems)

• Use: Entry-level residential or portable systems
• Technology: Pulse Width Modulation
• Key Specs:
  • 10A / 20A / 30A current classes
  • Built-in LVD (Low Voltage Disconnect)
  • LED display / Basic LCD
• Advantage: Simple, low cost, easy to deploy in volume

 MPPT Solar Charge Controllers (Up to 48V)

• Use: Medium-to-large systems, hybrid setups
• Technology: Maximum Power Point Tracking
• Key Specs:
  • 20A to 80A models
  • Up to 99% tracking efficiency
  • Remote monitoring and data logging support
  • Temp sensor input / Fan-cooled design
• Advantage: Superior energy conversion in variable light conditions

 Single / Dual-Stage Controllers

• Use: Custom or legacy systems
• Technology: 1-step or 2-step fixed logic
• Key Specs: Voltage cutoff control, float hold
• Note: For low-cost applications or DC-only environments

Each model is supplied in labeled cartons with wiring diagrams and quick-start instructions. Suitable for field or bench installation.

Bulk Distribution of Solar Controllers — Logistics for B2B Buyers

Our solar charge controllers are supplied in bulk-ready packaging, ideal for integrators, retailers, and kit assemblers:

• Units per box: 10 / 20 depending on model
• Pallet loading: From 200 units
• Delivery zones: Baltic States (1–2 days), rest of EU (3–5 days)
• Freight partners: DPD, Nova Poshta, Meest Express
• Docs included: CE, DoC, user manual, wiring schematics

See delivery specifics at: bankoflamps.com/delivery

How to Select the Right Solar Charge Controller

When sourcing in bulk, standardize selection based on these five parameters:

1. Voltage class — Match 12V, 24V, or 48V systems
2. Current rating — Must meet or exceed solar array output (Amps)
3. Control type — PWM (basic) or MPPT (high-efficiency, costlier)
4. Application — Rooftop, RV, off-grid, hybrid, BESS
5. Features — Display, RS485 interface, data logging, temperature compensation

Need help aligning controller specs to your battery bank, panel array, and installation constraints? We provide matched model guidance for system planners.

Why Bank of Lamps for Solar Charge Controller Supply

•  We supply only in-stock, field-tested controller models
•  All products are compliant with EU low-voltage and EMC directives
•  SKUs are consistent across batches — simplifying bulk reorders
•  Controllers are pre-boxed, labeled, and ready for logistics
•  Our offering is tailored for installers, distributors, and off-grid integrators, not retail users