Renogy Pro 12V 200Ah Underseat Smart Lithium Battery with Bluetooth & Self-Heating

Short Product Summary

The Renogy Pro 12V 200Ah Underseat Smart Lithium Battery is a low-profile LiFePO4 battery built to slide into the shallow spaces caravanners actually have: under a dinette seat, beneath a bed base, or into a slim underslung box. It adds Bluetooth monitoring and a self-heating function so the battery can still accept a charge when the temperature drops below freezing.

Why This Product

Battery space in a caravan is almost never a neat cube. The underseat form factor exists because the usable volume in a van is wide and flat, not tall, and a conventional upright 200Ah case simply will not go where you need it. Two hundred amp-hours is the sweet spot for most touring setups: it will carry a compressor fridge, lights, water pump, charging and a reasonable amount of inverter use through a night and a cloudy morning without anxiety. The self-heating function is the part people underestimate in South Africa. We think of the country as hot, but a winter night in the Karoo, the Drakensberg or the Eastern Cape highlands drops below zero regularly, and lithium cells must not be charged below freezing without damage. This battery warms itself before accepting charge instead of simply refusing.

Key Features

• Underseat low-profile case – designed to fit shallow spaces where a standard upright battery will not go.
• Self-heating function – warms the cells so the battery can safely accept charge in sub-zero conditions instead of locking out.
• Bluetooth monitoring – state of charge, voltage, current and cell health on your phone, without wiring in a separate display.
• LiFePO4 chemistry – stable, long-cycling lithium iron phosphate, not the higher-energy chemistries used in laptops.
• Integrated battery management system – protects against over-charge, over-discharge, over-current, short circuit and temperature extremes.
• Usable capacity – unlike lead-acid, you can genuinely use most of the rated capacity without shortening its life.

Ideal For

• Off-road caravans and campers where battery space is shallow rather than deep.
• Long transits and extended bush camping where a fridge must run for days.
• Winter touring in the Karoo, Drakensberg or highveld where nights drop below freezing.
• Systems feeding a 2000W or 3000W inverter that need real current delivery.
• Upgrading from a tired lead-acid bank without giving up floor space.

Local Support from 4Matt Campers

Our workshop specifies and fits Renogy systems throughout the Western Cape. We build these banks into our own campers, so we can help you work out whether 200Ah is genuinely enough for how you travel, and where the battery will physically fit in your van. Come through to the showroom and look at a real installation, or call us and we will spec the battery, charger, solar and cabling together rather than selling you a box in isolation.

Technical Specifications

• Model: RBT12200LFP-SHBT
• SKU: RBT12200LFP-SHBT-G1-SA
• Nominal voltage: 12.8V
• Nominal capacity: 200Ah
• Cell chemistry: Lithium iron phosphate (LiFePO4)
• Series: Renogy Pro, underseat form factor
• Monitoring: Built-in Bluetooth
• Low-temperature charging: Self-heating function
• Protection: Integrated BMS with over-charge, over-discharge, over-current, short-circuit and temperature protection

What's Included

• 1 x Renogy Pro 12V 200Ah underseat smart lithium battery
• Terminal hardware and product documentation

Battery cables, fuses, busbars and hold-down brackets are not included and should be specified for your installation.

Optional Fitment & Upgrade Notes

Secure the battery properly. A 200Ah lithium battery is heavy, and on corrugated gravel an unrestrained battery becomes a projectile, so use a proper hold-down and mount it low and close to the axle line where possible. Fuse the positive lead as close to the terminal as practical and size the cable for the largest load you intend to run, which is usually the inverter rather than the fridge. If you are charging from the vehicle while driving, use a DC-DC charger rather than a simple split-charge relay, because a lithium battery will otherwise try to draw more current than your alternator wants to give. Batteries can be paralleled for more capacity, but do it with matched units, equal-length cables and a common busbar so the current shares evenly.

Complete Your Setup

Browse the rest of our lithium batteries range if you are weighing up capacity, and keep the bank topped up with panels from our solar panels collection and a matched unit from our solar charge controllers range. If you want 230V in the van, see our inverters and inverter chargers. Cables, fuses, busbars and shunts are in our electrical accessories collection, and the full range sits in our Renogy collection.

FAQ

What does self-heating actually do?
Lithium iron phosphate cells are damaged if you charge them below freezing. Rather than simply blocking the charge, this battery uses power to warm the cells to a safe temperature first, then accepts the charge. It matters on cold winter mornings inland.

How is 200Ah of lithium different from 200Ah of lead-acid?
Usable capacity. With lead-acid you would typically only draw about half before you start shortening its life, so a 200Ah lead-acid bank behaves like roughly 100Ah. With LiFePO4 you can use most of it, and the voltage stays higher under load.

Will it fit under my dinette seat?
That is exactly what the underseat case is designed for, but measure your space before ordering. Send us your dimensions and we will confirm.

Do I need a special charger?
You need a charger with a lithium profile. A DC-DC charger for alternator charging and an MPPT controller set to a lithium profile for solar is the normal combination.

Can I connect two of these in parallel?
Yes, to increase capacity. Use matched batteries at a similar state of charge, equal-length cables and a proper busbar so they share current evenly.