Dual Battery Accessories
Shop practical dual battery accessories designed to support auxiliary battery installations in 4WDs, caravans, touring vehicles and recreational setups. Find components for reliable battery management and installation. Pair with Dual Battery Isolators or browse Dual Battery Chargers.
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Thunder TDR02021 20A DC-DC Battery Charger With Solar Input
69% off
Thunder
Thunder TDR02021 20A DC-DC Battery Charger With Solar Input
- Sale price
- $129.29
- Regular price
- $416
Revolution 10-90000 12V 140A Complete Dual Battery Isolator Kit
66% off
Revolution
Revolution 10-90000 12V 140A Complete Dual Battery Isolator Kit
- Sale price
- $49.99
- Regular price
- $149
Thunder TDR02020 20A DC-DC Charger With MPPT Solar Regulator
24% off
Thunder
Thunder TDR02020 20A DC-DC Charger With MPPT Solar Regulator
- Sale price
- $169
- Regular price
- $223
Victron Energy ORI242417040 Orion XS 1400 DC-DC Battery Charger – Reliable Off-Grid Power
18% off
Victron Energy
Victron Energy ORI242417040 Orion XS 1400 DC-DC Battery Charger – Reliable Off-Grid Power
- Sale price
- $492.29
- Regular price
- $599
Victron Energy ASS030572050 RS485 To USB interface 5m
20% off
Victron Energy
Victron Energy ASS030572050 RS485 To USB interface 5m
- Sale price
- $43.44
- Regular price
- $54
Stinger SGP32 200 Amp Dual Battery Isolator / Relay
10% off
Stinger
Stinger SGP32 200 Amp Dual Battery Isolator / Relay
- Sale price
- $188.96
- Regular price
- $209.95
Hulk 4x4 HU6515 DC-DC Battery Charger 12V 24V 15A IP67
Hulk 4x4
Hulk 4x4 HU6515 DC-DC Battery Charger 12V 24V 15A IP67
- Price
- $418
Projecta IDC25XIQ 12-24V 25A DC to DC Charger with Intelli-IQ
Projecta
Projecta IDC25XIQ 12-24V 25A DC to DC Charger with Intelli-IQ
- Price
- $716
Projecta IDC25X 12V 25A DC to DC Battery Charger with LINbus
Projecta
Projecta IDC25X 12V 25A DC to DC Battery Charger with LINbus
- Price
- $595
Victron CYR010120011 Cyrix-ct 12/24V 120A Intelligent Battery Combiner
Victron Energy
Victron CYR010120011 Cyrix-ct 12/24V 120A Intelligent Battery Combiner
- Price
- $92.95
CTEK CTOFFGRID - 20AMP SYSTEM (inc MONITOR) - 20A Off Grid Charging System
CTEK
CTEK CTOFFGRID - 20AMP SYSTEM (inc MONITOR) - 20A Off Grid Charging System
- Price
- $607.89
AMP-TECH AT121000DSP 120Ah AGM Battery + THUNDER TDR02020 20A DC-DC Charger Bundle Kit
8% off
Amp-Tech
AMP-TECH AT121000DSP 120Ah AGM Battery + THUNDER TDR02020 20A DC-DC Charger Bundle Kit
- Sale price
- $628
- Regular price
- $682
Scosche MQVSM-XTSP MagicMount Pro - Magnetic Surface Mount up to 10W Qi Wireless Charging for Mobile Devices
Scosche
Scosche MQVSM-XTSP MagicMount Pro - Magnetic Surface Mount up to 10W Qi Wireless Charging for Mobile Devices
- Price
- $129
Enerdrive K-ADVENTURER-01-L Adventurer System Left 40AC 40DC 2000X INC Epro+
8% off
Enerdrive
Enerdrive K-ADVENTURER-01-L Adventurer System Left 40AC 40DC 2000X INC Epro+
- Sale price
- $4,982
- Regular price
- $5,390
Enerdrive K-EXPLORER-01-L Explorer System Left 40DC INC Epro+
Enerdrive
Enerdrive K-EXPLORER-01-L Explorer System Left 40DC INC Epro+
- Price
- $2,205
Invicta SNLC12V40DC 40A DC to DC Battery Charger with MPPT Solar
Invicta
Invicta SNLC12V40DC 40A DC to DC Battery Charger with MPPT Solar
- Price
- $449
Invicta SNLC12V25DC 25A DC to DC Battery Charger with MPPT Solar
Invicta
Invicta SNLC12V25DC 25A DC to DC Battery Charger with MPPT Solar
- Price
- $349
Frequently Asked Questions
Dual battery accessories help install, connect, monitor and manage auxiliary battery systems in vehicles.
Depending on the system, you may need cables, terminals, fuses, isolators, battery monitors and mounting accessories.
Yes, they are commonly used for 4WDs, caravans, camping and touring vehicles.
A dual battery setup can provide additional power for fridges, lights, communication equipment and other accessories.
Choose accessories based on your battery type, system voltage, current requirements and vehicle setup.
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