Description
xVictron Smart BMS CL 12-100
The Victron Smart BMS CL 12-100 is a battery management system designed for 12V lithium iron phosphate (LiFePO4) battery installations in mobile and off-grid applications. It monitors and protects the battery from overcharge, over-discharge and short circuit, while managing charge sources and loads up to 100A. It is aimed at professional installers working on campervans, boats, vehicles and similar 12V systems.
Key Features
- Designed specifically for 12V LiFePO4 (lithium iron phosphate) battery systems.
- Continuous load output rated at 100A, suitable for demanding 12V DC loads.
- Integrates directly with Victron lithium batteries that have an internal BMS cell connector.
- Controls alternator charging via a dedicated charge disconnect output, protecting both the battery and the alternator.
- Load disconnect output cuts non-essential loads when the battery reaches a low state of charge, preventing deep discharge.
- Compatible with Victron VE.Bus and VE.Direct ecosystem, allowing integration with MultiPlus inverter/chargers and MPPT solar charge controllers.
- Bluetooth connectivity via the VictronConnect app for monitoring and configuration without additional hardware.
Product Overview
The Smart BMS CL 12-100 sits between the lithium battery and the rest of the 12V system, acting as the central protection and control point. It reads cell-level data directly from compatible Victron lithium batteries through the battery's BMS cell connector port. When any cell reaches its upper or lower voltage limit, the BMS issues a charge disconnect or load disconnect signal accordingly. This protects the cells from conditions that cause permanent capacity loss or safety hazards.
The "CL" designation refers to the combined charge and load management capability. The charge disconnect output is typically wired to control an alternator-to-battery charger or a DC-DC charger, rather than connecting the alternator directly to the lithium battery. This is an important distinction: connecting a vehicle alternator directly to a lithium battery without current limiting can damage the alternator. The Smart BMS CL 12-100 is designed to work alongside a suitable DC-DC charger in that circuit.
Bluetooth is built in, so the system can be monitored and configured using the free VictronConnect app on iOS or Android. No separate dongle or interface is required. For larger system integration, the BMS communicates with Victron MultiPlus inverter/chargers and SmartSolar MPPT controllers to coordinate charge and load management across the full installation.
Specifications
- SKU: BMS110022000
- System voltage: 12V
- Maximum continuous load current: 100A
- Battery chemistry: LiFePO4 (lithium iron phosphate)
- Communication: Bluetooth (VictronConnect), VE.Bus, VE.Direct
- Weight: 1.8 kg
- GTIN: 8719076046851
Applications
- Campervan and motorhome 12V lithium battery systems with alternator and solar charging.
- Marine 12V house battery installations using LiFePO4 cells.
- Off-grid cabins and portable power systems running at 12V.
- Vehicle-based mobile power setups requiring managed charge and load disconnect.
- Victron-integrated systems combining MultiPlus inverter/chargers with lithium batteries.
What Is Included
- 1x Victron Smart BMS CL 12-100 unit
Installation Notes
The Smart BMS CL 12-100 is compatible only with Victron lithium batteries that feature an internal BMS cell connector port. It is not suitable for third-party lithium batteries or lead-acid chemistries. Installation should be carried out by a qualified electrician or experienced system integrator familiar with lithium battery systems. When integrating with a vehicle alternator, a suitable DC-DC battery-to-battery charger must be used in the charge circuit; do not connect the alternator output directly to the lithium battery. Ensure all wiring is correctly rated for the 100A continuous load current and that appropriate fusing is installed on all positive conductors.
Return Policy
xWe offer a 14-day, no-quibble returns or replacement policy because we want you to be totally satisfied with your purchase.
If you are unhappy in any way with your purchase, you can return it for a refund or a replacement, as long as you return it in the same condition as it arrived (original/undamaged packaging and product) and within 30 days of receiving it. We will pay for your return postage on a faulty item as long as you send it using Royal Mail 2nd class recorded delivery (for EU or International Shipments, you have to use our UPS account, we will provide you with a return label)
Please keep in mind the following:
- Items returned within 14 days but not in their original and undamaged packaging will also incur a -15% charge per package.
- If you return an item that doesn't adhere to our returns procedure or doesn't include a returns form, you may be liable for a £10 administration fee
- Individual items from a bundle can't be returned, refunded or exchanged. If you want a refund/credit/exchange for a bundle, all items must be returned to us.
Before you return your item, please make sure that:
- You follow our returns process (outlined below)
- The goods and packaging are undamaged
IMPORTANT: We need to be able to identify an item with your order. We can only do this if you follow our returns process. Please do not send us items back that do not follow this process as they cannot be identified properly and will not be replaced or refunded.
What delivery method do I need to use when returning an item?
You must send the goods back to us via Royal Mail 2nd class recorded delivery. Refunds on faulty items returned are reimbursed within 5 working days.
Can I return just one item from multiple purchases?
Yes. Once you start the returns process you will go to a page that will allow you to choose which items you want to be replaced or refunded.
Returning faulty goods
If your item is faulty, you need to follow the returns policy, where you will be able to state that it’s faulty. The product will then arrive at our warehouse for testing.
If your purchase is not within 14 days
You can still exchange your item for a different product or for credit to use on the Voltacon Solar or Ledison-led-lights.co.uk websites (-15% from the credit amount).
Returns outside of the 14-day period do not qualify for the free returns policy.
Returning an item within the warranty
If you have a warranty and want to return a faulty item, you just need to follow our standard returns process. When we receive your item, we will then check that it’s within warranty and for any faults before arranging a replacement.