VICTRON ARGO 100-3 Isolation Diode / Shottky / 100A / 3 battery banks

SVB item number: 41231 Manufacturer no.: ARG100301000R
With the ARGO isolation diodes from Victron, several batteries can be charged simultaneously without having to connect the individual batteries in parallel. This prevents the batteries from affecting each other or discharging together. Suitable for 12/24 V systems. Maximum charging current: 100 A. Number of batteries: 3. Product details
Recommended retail price: €85.68
only  €74.95
-13%
You save: €10.73
4 | in stock
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Available variants

ARGO 120-2 Isolation Diode / Shottky / 120 A / 2 battery banks
VICTRON ARGO 120-2 Isolation Diode / Shottky / 120 A / 2 battery banks
€96.39
only €84.95
To product
ARGO 140-3 Isolation Diode / Shottky / 140 A / 3 battery banks
VICTRON ARGO 140-3 Isolation Diode / Shottky / 140 A / 3 battery banks
€121.38
only €109.95
To product
ARGO 80-2 Isolation Diode / Shottky / 80A / 2 battery banks
VICTRON ARGO 80-2 Isolation Diode / Shottky / 80A / 2 battery banks
€63.07
only €58.95
To product

Product data

  • SVB item number 41231
  • EAN 8719076019046
  • Manufacturer no. ARG100301000R
  • Description VICTRON - ARGO 100-3 isolation diode / 100A / 3 battery banks
  • Operating voltage 12 V, 24 V
  • Max. charging current 100 A
  • Charging outputs 3
  • Connector pins M6
  • Generator start-up control Yes
  • Voltage loss Yes
  • Width 115 mm
  • Height 120 mm
  • Depth 60 mm
  • Weight 0.8 kg

Product details

With the ARGO isolation diodes from Victron, several batteries can be charged simultaneously without having to connect the individual batteries in parallel. This prevents the batteries from affecting each other or discharging together. Voltage loss is kept low thanks to the Shottky diodes. Suitable for 12/24 V systems.

On-board installations often comprise two or more battery groups, such as starter battery, supply battery and/or batteries for bow thrusters and navigation equipment. Here it is important that these individual battery groups do not interfere with each other and are insulated. This, of course, means that the charging system must also be isolated. However, this makes the charging process more complicated, as either the alternator, the generator or the charger has to recharge the batteries one by one. When choosing isolating diodes/relays, always keep in mind the maximum possible charging current. For example, if your alternator has 50-70 amps output, a 70 amp isolating diode will be enough.
With an isolating diode, it is possible to charge up to three batteries at the same time from one alternator / battery charger without having to connect the batteries together. This isolates the charging current and prevents mutual discharge. Commercially available isolating diodes cause a voltage drop of between 0.3 and 1.2 V, depending on their design. This may not sound like much, but the result is an incomplete charging process and batteries will not be charged 100%. Our isolating diodes feature Schottky diodes with a voltage drop of 0.7 V.

Isolating diodes with integrated balancing/compensating diode
renndioden mit integrierter Ausgleichs- /Kompensationsdiode
Here the voltage drop is reduced to almost 0.005 V. For these diodes, a cable must be routed from the D+ alternator to the diode distributor.
Connection example
victron

Technical data
Maximum charging current 100 A
Number of batteries 3
Alternator energize input Yes
Cable connection M6 bolts
Compensation diode connection 6.3 mm Faston
Dimensions (HxWxL) 60 x 120 x 115 mm
Weight: 0.8 kg

Documents

de-flag Datasheet
PDF (373,86 KB)
es-flag Datasheet
PDF (143,17 KB)
multi-flag Manual
PDF (157,85 KB)

Product safety

What other SVB customers have to say

100% real reviews

6 customer reviews

4.8 (out of 6 ratings)
3 Stars
(0)
2 Stars
(0)
1 Stars
(0)
100% recommend SVB
Karsten T.
by Karsten T. Flag of Germany 1/15/2025 Verified purchase Variant: 41231
Great price and fast delivery
Holger R.
by Holger R. Flag of Germany 8/31/2024 Verified purchase Variant: 41231
Delivery
Very fast delivery, everything was perfect
Ekkehard H.
by Ekkehard H. Flag of Germany 5/18/2024 Variant: 41232
Overload
After winter storage, the engine had a problem when running. Overvoltage of around 15.7V on the batteries.
First I replaced the alternator, but nothing.
After that I replaced this Victron isolating diode block.
Now everything is OK.
For the first time in winter I left the two large supply batteries, each with 120AH, in the boat, only removed the separate starter battery and fully charged it before installing it. This difference in charge must have destroyed the "old" diodes.
Nenad N.
by Nenad N. Flag of Switzerland 7/29/2023 Verified purchase Variant: 41230
Perfect
Great product, the price is ok too. I would be happy to order again from the SVB. I don't know what's going on with the squad, but the advisory staff got 100 stars from me. So far I have not known any shop that can offer professional and good advice on products that are so friendly. The staff is so friendly that you are motivated to order something from them again. Thank you very much for your great commitment and stay professional and friendly. Will soon find something for me in your shop again
Andre W.
by Andre W. Flag of Germany 6/4/2020 Verified purchase Variant: 41231
Sehr gut
Sehr schnell...

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Comparison

Availability / Price
only €74 95
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Item no.
41231
41232
41233
41230
Customer ratings
(6)
(6)
(6)
(6)
Description
VICTRON - ARGO 100-3 isolation diode / 100A / 3 battery banks
VICTRON - ARGO 120-2 isolation diode / 120A / 2 battery banks
VICTRON - ARGO 140-3 isolation diode / 140A / 3 battery banks
VICTRON - ARGO 80-2 isolation diode / 80A / 2 battery banks
Width
115 mm
75 mm
 
75 mm
Height
120 mm
120 mm
120 mm
120 mm
Max. charging current
100 A
120 A
140 A
80 A
Type
 
 
 
80-2
Depth
60 mm
60 mm
60 mm
60 mm
Weight
0.8 kg
0.8 kg
1.1 kg
0.5 kg
Charging outputs
3
2
3
2
Operating voltage
12 V, 24 V
12 V, 24 V
12 V, 24 V
12 V, 24 V
Connector pins
M6
M8
M8
M6
Generator start-up control
Voltage loss
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VICTRON ARGO 100-3 Isolation Diode / Shottky / 100A / 3 battery banks
View Ratings (6) Questions (1)