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Victron Smart BatteryProtect Load Disconnect - 12V/24V - 65 Amp
Victron

Victron Smart BatteryProtect Load Disconnect - 12V/24V - 65 Amp

Part Number: VN25ZR
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$53.55
Retail:$63.00
You Save: 15%
Battery Connectors
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When house loads keep draining your battery overnight, this disconnect cuts power to non-essential circuits before voltage drops too low. Bluetooth setup lets you fine-tune cutoff levels, so your battery stays protected and the engine still starts. 1-800-940-8924 to order Victron battery connectors part number VN25ZR or order online at etrailer.com. Free expert support on all Victron products. Great prices and Fastest Shipping for Victron Smart BatteryProtect Load Disconnect - 12V/24V - 65 Amp. Battery Connectors reviews from real customers.
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Victron Battery Connectors - VN25ZR

  • Victron
  • Agriculture
  • ATV/UTV
  • General Use
  • Marine
  • RV/Camper
  • Battery Protection
  • 12V
  • 24V
  • AGM
  • Lead-Acid
  • Lithium

When house loads keep draining your battery overnight, this disconnect cuts power to non-essential circuits before voltage drops too low. Bluetooth setup lets you fine-tune cutoff levels, so your battery stays protected and the engine still starts.


Highlights

  • Prevents Battery Damage From Deep Discharge: Disconnects non-essential loads before voltage drops to damaging levels.
  • Custom Voltage Cutoffs via Bluetooth: Set engage and disengage levels in VictronConnect for system-specific protection.
  • Silent MOSFET Switching With No Relays: Ignition-proof design eliminates mechanical wear and switching noise.
  • Handles Real-World Load Spikes: Supports 65 amps continuous and 250 amps peak for 30 seconds during high demand.
  • Smart Delays Prevent Nuisance Shutdowns: 90-second disconnect and 30-second reconnect delays ride through voltage dips.
  • Ultra-Low Draw for Always-On Protection: Consumes 1.4 mA on and 0.9 mA off to minimize battery drain.

Features to know about

Shuts Down Non-Essential Loads Before Deep Discharge

One of the biggest problems in a shared battery setup is house loads staying on until the battery is dragged down too far. This unit cuts that off by disconnecting non-essential loads before the battery becomes overly discharged or cannot start the engine, and it uses selectable engage and disengage voltage levels with default disengage voltage set at 10.5V or 21V and default engage voltage set at 12V or 24V. In real use, that gives you an automatic cutoff point instead of finding out too late that lights, accessories, or other loads kept pulling power after the battery was already in trouble.

Dial In Cutoff Behavior From Your Phone

Setup gets frustrating fast when low-voltage protection is fixed or buried behind tiny switches with no clear feedback. Built-in Bluetooth puts programming, monitoring, and diagnostics in VictronConnect, where you can set engage and disengage voltage levels and get instant readout functionality showing warnings, alarms, and errors without pairing. When you're sorting out a real system, you can see what the unit is doing and adjust it without guessing, which cuts down on trial-and-error during installation and troubleshooting.

Handles Real-World Voltage Swings Without Nuisance Shutdowns

Battery voltage doesn't stay perfectly steady, especially during engine start or short dips, and a basic disconnect can trip when it shouldn't. This unit builds in a 12-second alarm output delay, a 90-second load disconnect delay, and a 30-second load reconnect delay, so it waits through brief voltage drops before shutting loads off and restores power after voltage stabilizes. On a working system, that keeps temporary sag from turning into constant false alerts or unnecessary power cycling.

Uses Silent MOSFET Switching With Very Low Current Draw

Some protection devices add their own drawbacks through relay noise, extra wear points, or standby draw that matters when the system sits. This one uses an ignition proof design with MOSFET switches and no relays, and current consumption stays at 1.4 mA when on and 0.9 mA when off or in low voltage shutdown. In the real world, it keeps working in the background without relay clicking and without adding much drain of its own while the battery is already under stress.

Built for Higher Load Spikes Within Its Rated Window

Load disconnect only works if the device can actually carry the circuits you run through it, and that's where buyers need a clear number instead of guesswork. This unit is rated for 65 amps maximum continuous load current and 250 amps peak current during 30 seconds, with operating voltage from 6V to 35V and automatic voltage detection for 12V and 24V systems. When your non-essential loads stay inside that range, it gives you a defined place to route those circuits so the disconnect happens predictably instead of overloading the protection device.

Specs

Electrical:

  • Maximum continuous load current: 65 amps
  • Peak current: 250 amps during 30 seconds
  • Operating voltage: 6V to 35V
  • Over voltage protection that disconnects loads above 16.3V or 32.6V
  • Default disengage voltage: 10.5V or 21V
  • Default engage voltage: 12V or 24V
  • Current consumption when on: 1.4 mA
  • Current consumption when off or low voltage shutdown: 0.9 mA

Alarm and Timing:

  • Alarm output delay: 12 seconds
  • Load disconnect delay: 90 seconds
  • Load reconnect delay: 30 seconds
  • Maximum load on alarm output: 50 mA

Environmental and Protection:

  • Operating temperature range: -40ºF to 104ºF
  • IP rating: IP67

Connection and Mounting:

  • Connection: M6
  • Mounting torque: 5 Nm

Dimensions and Weight:

  • Dimensions: 1-15/16" tall x 2-3/16" wide x 4-3/16" deep
  • Weight: 0.5 lbs

Warranty:

  • 5-Year warranty


BPR065022000 Victron Energy Smart Battery Protect Load Disconnect - 12V and 24V - 65A

Installation Details VN25ZR Installation instructions



Video of Victron Smart BatteryProtect Load Disconnect - 12V/24V - 65 Amp
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Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Review of Victron Smart BatteryProtect 12/24V 65A - VN25ZR

Hi, everybody. Andy here with etrailer. Let's take a quick look together at this Victron Smart BatteryProtect. Now this is a Smart BatteryProtect, which basically is going to be a safety device for your battery system. Its main job is to protect your batteries from being drained too far, which can shorten your battery life or leave you without power when you need it. Think of this as an automatic disconnect switch.

When your battery's voltage drops to a preset level, this BatteryProtect shuts off non-essential loads, like lights, accessories, or electronics before the battery gets damaged. Once the battery voltage recovers, it's going to reconnect everything automatically. Now, this is going to work with both 12 volt and 24 volt systems, so it's commonly used in RVs, boats, off-grid solar setups, and vehicle electrical systems. This specific model is rated for 65 amps of continuous current, which does make it suitable for moderate power DC loads. One of the nicest features is that this does have built in Bluetooth, so you're gonna be able to configure voltage cutoff points, reconnect levels, and operating modes right from your phone using the VictronConnect app, which is gonna be a free download for you.

So no switches or guesswork is gonna be required. A few important things to know, this only allows current to flow in one direction, so it is meant to protect loads, not act as a bidirectional charger. And this is going to handle a wide voltage range from six to 35 volts DC, which is gonna give it flexibility across different battery types and setups. And it is designed to be reliable and hands off once you have this configured. Let me give you some measurements here.

Looking at the overall length, first, end to end, about four and a quarter inches long. And then looking at just the unit itself, not the mounting brackets there, about two and three quarters inches long. The width right at about two inches, maybe about two and one eighth inches. And then the height, including the terminals here about one and seven eighth inches tall. You are going to get instructions to guide you through the setup, especially with the Bluetooth setup.

You get everything that you see here. So if you're looking for an easy, smart way to protect your battery investment and avoid dead batteries, this is gonna be a great option for you to consider. Now, if you happen to have any other questions, whether it's about this or anything else that we have here at etrailer, don't hesitate to reach out to us because ultimately we do wanna make sure that you're getting exactly what you need. Well, again, my name is Andy. Thank you for joining me.

Ratings & Reviews

4.0

1 reviews
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When house loads keep draining your battery overnight, this disconnect cuts power to non-essential circuits before voltage drops too low. Bluetooth setup lets you fine-tune cutoff levels, so your battery stays protected and the engine still starts.

by:

This device is an easy way to protect my safety offshore by insuring my 12V fridge doesn't drain the battery bank on my boat.


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Info for this part was:

Employee Mary K
Edited by:
Mary K
Employee Alexander C
Updated by:
Alexander C
Employee Michael B
Updated by:
Michael B
Employee Alex H
Written by:
Alex H
Employee Andy C
Installed by:
Andy C

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