can the starter be 12v and the house battery be 24v?

Yes. The Orion I am using is a 12/24 step up transformer. My alternator is 12v fused at 30a running 2- #8 THHN wires back to my transformer 12v input, and 24v output charges my house batteries while I am driving

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Victron Energy Orion-Tr Smart DC to DC Charger (Bluetooth) - 12/24-Volt 15 amp 360-Watt - Battery Charger for Dual Battery Systems - Non-Isolated

Product ID: 228003362

Details

Brand
Victron Energy
Colour
Blue
Item weight
1.8 Kilograms
Output voltage
12 Volts
Product dimensions
8D x 18.6W x

⚡15A high-current output

📱Bluetooth smart monitoring

🔋360W power for dual batteries

R10767

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

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Description

🔌 Power your adventures smarter, not harder.

SCALABLE POWER BOOST - Connect unlimited units in parallel to ramp up charging power as your energy demands grow—future-proof your system.
PLUG PLAY INSTALLATION - Screw terminals make setup a breeze—no specialized tools or tech skills required, so you’re up and running fast.
EFFORTLESS DUAL BATTERY MASTERY - Seamlessly charge your service battery from your start battery—perfect for vans, boats, and beyond.
UNIVERSAL BATTERY COMPATIBILITY - Optimized for both lead-acid and lithium batteries, giving you ultimate flexibility for your energy setup.
SMART CONTROL AT YOUR FINGERTIPS - Monitor and tweak charging settings anytime via Bluetooth and the VictronConnect app—because your power deserves precision.

The Victron Energy Orion-Tr Smart DC to DC Charger delivers a robust 15A and 360W output to efficiently charge dual battery systems in vehicles and boats. Featuring Bluetooth connectivity for real-time monitoring and control via the VictronConnect app, it supports both lead-acid and lithium batteries. Its non-isolated design, easy screw terminal installation, and scalable parallel connection options make it a versatile, professional-grade charger trusted by enthusiasts and pros alike.

Specifications

ASIN	B086KWWK44
Amperage	15 Amps
Battery Charge Time	2 Hours
Best Sellers Rank	112,801 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 2 in Boat Battery Chargers
Brand Name	Victron Energy
Colour	Blue
Compatible Devices	Vehicles and boats with lead-acid or lithium batteries
Connector Types	Screw Terminals
Current Rating	15 Amps
Customer Reviews	4.7 4.7 out of 5 stars (31)
Input Voltage	12 Volts
Item Dimensions D x W x H	8D x 18.6W x 13H centimetres
Item Weight	1.8 Kilograms
Manufacturer	Victron Energy
Manufacturer Part Number	ORI122436140
Model Number	NT-1080
Number of Items	1
Output Voltage	12 Volts
Product Warranty	Other
Unit Count	1.0 count

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R10767

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

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