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-DC Charger 12/24V 15A 360W Non-Isolated

Product ID: 240862858

Details

Brand
Victron Energy
Color
Blue
Item Weight
1.8 kg
Output Voltage
24
Product Dimensions
3.2"D x 7.3"W

⚡15A high-current output

📱Bluetooth smart control

🔋360W power for fast charging

$496.14

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Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔋 Power up smarter, stay connected stronger.

DUAL BATTERY DYNAMO - Seamlessly charges service batteries from alternator and start battery.
PLUG PLAY INSTALLATION - Screw terminals make setup quick and tool-free for busy pros.
SMART BLUETOOTH CONNECTIVITY - Monitor and control your charger remotely via VictronConnect app.
TRIPLE STAGE CHARGING MASTERY - Optimizes battery health with efficient, safe charging cycles.
UNIVERSAL BATTERY COMPATIBILITY - Supports lead acid and lithium batteries for ultimate flexibility.

The Victron Energy Orion-Tr Smart DC-DC Charger delivers 15A and 360W of efficient power with advanced triple-stage charging. Designed for dual battery systems in vehicles and boats, it supports both lead acid and lithium batteries. Featuring built-in Bluetooth, it offers real-time monitoring and control via the VictronConnect app. Compact and easy to install, this non-isolated charger is perfect for professionals seeking reliable, flexible, and smart battery management.

Specifications

ASIN	B086KWWK44
Amperage	15 A
Best Sellers Rank	#839,656 in Automotive ( See Top 100 in Automotive ) #1,660 in Battery Chargers
Brand	Victron Energy
Built-In Media	Victron Energy Orion-Tr Smart 12/24-Volt 15 amp 360-Watt DC-DC Charger Non-Isolated (Bluetooth)
Color	Blue
Current Rating	15 A
Customer Reviews	4.6 4.6 out of 5 stars (31)
Input Voltage	12 volts_of_direct_current
Item Dimensions D x W x H	3.2"D x 7.3"W x 5.1"H
Item Highlight	Bluetooth Battery Charger for Dual Battery Systems
Item Type Name	Victron Energy Orion-Tr Smart 12/24-Volt 15 amp 360-Watt DC-DC Charger Non-Isolated (Bluetooth)
Item Weight	1.8 kg
Manufacturer	Victron Energy
Mfr Part Number	ORI122436140
Model Number	NT-1080
Number of Items	1
Output Voltage	24 volts_of_direct_current
Specification Met	energy
Unit Count	1 Count
Warranty Description	Warranty

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TrustScore 4.5 | 7,300+ reviews

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Customer service was outstanding when I had questions about the product.

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$496.14

Duties & taxes included

In stock

Sold byAmazon USADelivered 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 USA.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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