Roamer SMART5 Lithium Leisure Batteries | Telford Towbars

Roamer CAN Cable – SMART Battery to Victron GX (2m)

Calum Goodman — Tue, 14 Jul 2026 14:38:53 +0000

A 2 metre cable that connects a Roamer SMART lithium battery to a Victron GX device (such as a Cerbo GX) or a Victron inverter with GX built in. Once connected, you can monitor your Roamer battery on the VictronConnect app, a Touch GX screen or the VRM online portal.

Good to know

One end has a right-angle M12 5-pin male connector (battery side), the other a male RJ45 connector (Victron side).
For Roamer SMART batteries only, and for connection to Victron products only.
Roamer offer a free RoamerCare set-up call to help configure your Victron system to work with your battery.

Works with

Roamer 105SMART5 MAX 12V 105Ah Lithium Leisure Battery, Roamer 144SMART5 MAX 12V 144Ah Lithium Leisure Battery, Roamer 230SEATBASE5 12V 230Ah Seat Base Lithium Leisure Battery, Roamer 230SMART5 12V 230Ah Lithium Leisure Battery, Roamer 340SMART5 12V 340Ah Lithium Leisure Battery, Roamer 460SMART5 12V 460Ah Lithium Leisure Battery.

Compare all our lithium leisure batteries.

The post Roamer CAN Cable – SMART Battery to Victron GX (2m) appeared first on Telford Towbars.

Roamer 144SMART5 MAX 12V 144Ah Lithium Leisure Battery

Calum Goodman — Tue, 14 Jul 2026 14:36:45 +0000

The Roamer 144SMART5 is the simplest lithium upgrade for many motorhomes. It uses the same low-profile group 49 case as the lead-acid battery it replaces, and has clamp posts so you don’t need to change any cables.

Why choose the Roamer 144SMART5 MAX?

1,843Wh of energy at 15kg.
Group 49 low-profile case fits where many motorhome batteries sit.
Clamp posts and screw terminals for a straight swap.
8,000 cycles at 80% depth of discharge.
Bluetooth, active balancing and CANbus.
12-year Roamer warranty, with priority repairs at Roamer’s UK service centre.

At a glance

Capacity	12.8V 144Ah (1,843Wh)
Max BMS discharge	200A
Max inverter	1800VA
Cycle life	8,000 cycles at 80% DOD
Dimensions	359 x 178 x 189mm (L x W x H)
Weight	15kg

Full technical specifications are in the Specifications tab.

Complete your installation

Add the Roamer CAN cable to monitor it on a Victron GX. Before upgrading from lead-acid, check your charger, DC-DC charger and solar controller have a lithium (LiFePO4) setting. Compare all our lithium leisure batteries.

The post Roamer 144SMART5 MAX 12V 144Ah Lithium Leisure Battery appeared first on Telford Towbars.

Roamer 230SEATBASE5 12V 230Ah Seat Base Lithium Leisure Battery

Calum Goodman — Tue, 14 Jul 2026 14:35:57 +0000

The Roamer 230SEATBASE5 is made to fit under a campervan swivel seat. It has been tested in the VW T5, T6 and T7, VW Crafter and Fiat, Vauxhall and Renault vans, and gives you 230Ah without using any storage space.

Why choose the Roamer 230SEATBASE5?

Seat-base shape: 331 x 285 x 182mm.
2,944Wh of energy at 22kg.
300A BMS for inverters up to 3000VA.
8,000 cycles at 80% depth of discharge.
Bluetooth and active balancing.
12-year Roamer warranty, with priority repairs at Roamer’s UK service centre.

What can it power?

Here’s a rough guide to what a 230Ah battery can run on a single charge.

At a glance

Capacity	12.8V 230Ah (2,944Wh)
Max BMS discharge	300A
Max inverter	3000VA
Cycle life	8,000 cycles at 80% DOD
Dimensions	331 x 285 x 182mm (L x W x H)
Weight	22kg

Full technical specifications are in the Specifications tab.

Complete your installation

The post Roamer 230SEATBASE5 12V 230Ah Seat Base Lithium Leisure Battery appeared first on Telford Towbars.

Roamer 230SMART5 12V 230Ah Lithium Leisure Battery

Calum Goodman — Tue, 14 Jul 2026 13:53:33 +0000

The Roamer 230SMART5 fits 230Ah into a slim, serviceable case that squeezes into narrow spaces, with a 300A BMS for big inverter loads.

Why choose the Roamer 230SMART5?

2,944Wh of energy at 21kg.
300A BMS for inverters up to 3000VA.
Slimline case: 502 x 192 x 250mm.
8,000 cycles at 80% depth of discharge.
Bluetooth, active balancing and CANbus.
12-year Roamer warranty, with priority repairs at Roamer’s UK service centre.

What can it power?

Here’s a rough guide to what a 230Ah battery can run on a single charge.

At a glance

Capacity	12.8V 230Ah (2,944Wh)
Max BMS discharge	300A
Max inverter	3000VA
Cycle life	8,000 cycles at 80% DOD
Dimensions	502 x 192 x 250mm (L x W x H)
Weight	21kg

Full technical specifications are in the Specifications tab.

Complete your installation

The post Roamer 230SMART5 12V 230Ah Lithium Leisure Battery appeared first on Telford Towbars.

Roamer 340SMART5 12V 340Ah Lithium Leisure Battery

Calum Goodman — Tue, 14 Jul 2026 13:50:47 +0000

The Roamer 340SMART5 suits high-energy users. It holds 4,352Wh in a compact case that can fit under a motorhome passenger or driver seat (depending on the vehicle), and it runs appliances up to 3600W through an inverter.

Why choose the Roamer 340SMART5?

4,352Wh of energy at 30kg.
300A continuous discharge (450A peak).
Compact case: 386 x 206 x 278mm.
8,000 cycles at 80% depth of discharge.
Bluetooth, active balancing and CANbus.
12-year Roamer warranty, with priority repairs at Roamer’s UK service centre.

At a glance

Capacity	12.8V 340Ah (4,352Wh)
Max BMS discharge	300A
Cycle life	8,000 cycles at 80% DOD
Dimensions	386 x 206 x 278mm (L x W x H)
Weight	30kg

Full technical specifications are in the Specifications tab.

Complete your installation

The post Roamer 340SMART5 12V 340Ah Lithium Leisure Battery appeared first on Telford Towbars.

Roamer 105SMART5 MAX 12V 105Ah Lithium Leisure Battery

Calum Goodman — Tue, 14 Jul 2026 13:28:44 +0000

The Roamer 105SMART5 MAX is a small battery with big power. It’s no bigger than a standard 100Ah battery, yet it can run a 3000W inverter, so it suits compact vans that still want a kettle or coffee machine.

Why choose the Roamer 105SMART5 MAX?

1,344Wh of energy at 11kg.
300A BMS, enough for inverters up to 3000VA.
8,000 cycles at 80% depth of discharge.
Fits any orientation: under a seat, in a cupboard or behind a wheel arch.
Bluetooth, active balancing and CANbus for Victron GX.
12-year Roamer warranty, with priority repairs at Roamer’s UK service centre.

What can it power?

Here’s a rough guide to what a 105Ah battery can run on a single charge.

At a glance

Capacity	12.8V 105Ah (1,344Wh)
Max BMS discharge	300A
Max inverter	3000VA
Cycle life	8,000 cycles at 80% DOD
Dimensions	260 x 173 x 229mm (L x W x H)
Weight	11kg

Full technical specifications are in the Specifications tab.

Complete your installation

The post Roamer 105SMART5 MAX 12V 105Ah Lithium Leisure Battery appeared first on Telford Towbars.

Roamer 460SMART5 12V 460Ah Lithium Leisure Battery

Calum Goodman — Fri, 03 Jul 2026 09:10:05 +0000

The Roamer 460SMART5 is Roamer’s flagship battery, for high-power users and long stays off grid. It gives you 5,888Wh with 300A continuous power and plugs straight into a Victron GX system.

Why choose the Roamer 460SMART5?

5,888Wh of energy at 38kg.
300A continuous discharge (450A peak).
8,000 cycles at 80% depth of discharge.
Bluetooth and active balancing.
Victron GX ready with the Roamer CAN cable.
12-year Roamer warranty, with priority repairs at Roamer’s UK service centre.

What can it power?

Here’s a rough guide to what a 460Ah battery can run on a single charge.

At a glance

Capacity	12.8V 460Ah (5,888Wh)
Max BMS discharge	300A
Cycle life	8,000 cycles at 80% DOD
Dimensions	522 x 270 x 228mm (L x W x H)
Weight	38kg

Full technical specifications are in the Specifications tab.

Complete your installation

The post Roamer 460SMART5 12V 460Ah Lithium Leisure Battery appeared first on Telford Towbars.