SKU: 90742834937

Newmar BI-100 Battery Integrator [BI-100]

Sale price$104.17 Regular price$115.75
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Description

Newmar BI-100 Battery Integrator [BI-100]BI 100 Battery Integrator Charging multiple battery banks without the use of diode isolators dictates that the batteries be connected or integrated only whenever a charge voltage is present so that they may be charged simultaneously, then disconnected or isolated when the charge voltage is no longer present to allow for selective discharge and avoid having the secondary or standby battery drain into the primary battery. Battery integrators perform

BI-100 Battery Integrator

Charging multiple battery banks without the use of diode isolators dictates that the batteries be connected or “integrated” only whenever a charge voltage is present so that they may be charged simultaneously, then disconnected or “isolated” when the charge voltage is no longer present to allow for selective discharge and avoid having the secondary or standby battery drain into the primary battery.

Battery integrators perform this function automatically, acting as a “smart” switch to connect independent battery banks only when a charging voltage is present. Otherwise, they are isolated, and discharge between banks is prevented.

The Battery Integrator causes no voltage drop in the charging system, while the multiple batteries are charged as a single bank whenever a charging source of approximately 13.2 VDC or 26.4 VDC or greater is present (depending on the model).

When the alternator or charger is off or a large load causes the voltage to drop below the disconnect point, the unit breaks the common tie between the banks. This allows selective battery discharge and prevents the “dumping” of a higher-charged bank into a lower-charged bank. The unit may also be remotely activated to connect other batteries through the key starter or a manual switch to provide an added “boost” from the secondary battery whenever the starter is engaged and the unit senses there is sufficient voltage in that battery to provide an assist.

Features:

  • Enables charging of two separate banks without voltage drop yet maintains 100% isolation at all other times. For systems of three banks or more, an additional unit must be installed for each additional bank
  • Heavy-duty silver-plated contactor, continuous duty rated to 100 Amps or 200 Amps depending on model
  • Voltage sense circuits, epoxy-encapsulated, and heavy-duty continuous-rated solenoids are all designed for use in marine environments
  • 12 volt, 100 amp model has an ignition protection rating
  • Has ignition protection rating
  • Easy three-wire hookup for two bank systems (BATT +, BATT +, GROUND)
  • Terminal for optional wiring of a remote light indicating when battery banks are integrated
  • Optional internal connections can be wired through the key starter or manual override switch, tying battery banks together for an extra boost during engine start

Specifications:

  • Terminals: Battery Connections: 5/16 in. copper alloy stud
  • Approvals: CE Marked
  • Dimensions (H x W x D): 100 Amp Models: 3 x 3.25 x 2.5 inches
  • Weight: 1 lb.
  • Operating Temperature: Control: -40 to +85 degrees C and Solenoid: -28 to +48 degrees C
  • Voltage: 12 VDC
  • Battery Integration Point: 13.2 VDC    
  • Battery Disconnect Point: 12.8 VDC
  • Max. Continuous Current: 100 Amps    
  • Peak Maximum Current: 400 Amps
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 90742834937

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Theresa
Louisville, US
★★★★★ 4
No show but stays on
Size: Medium, Color: (014) Halo Gray / Halo Gray / Castlerock
I wear these socks daily. They truly don’t show with my workout shoes or with hey dudes. But the best thing about them is that they actually stay on your foot. I work out hard and I don’t ever have to pull them up. I do wish they were just a little bit thicker than they are, but they are definitely a product I will buy again.
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Reviewed in the United States on May 22, 2026
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Marlana
Boise, US
★★★★★ 5
I like the ankle length, they don’t slip.
Size: Medium, Color: (025) Castlerock / Castlerock / Anthracite
I love these socks, they are thick enough to not be scratchy, thin enough to be cool and breathable.
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Reviewed in the United States on March 28, 2026
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dona
Whiting, US
★★★★★ 5
Excellent
Size: X-Large, Color: (025) Castlerock / Castlerock / Anthracite
Excellent product
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Reviewed in the United States on March 17, 2026
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Consumer Reports
Louisville, US
★★★★★ 5
Fit great
Size: Large, Color: (100) White / White / Halo Gray
Been a couple of months and they seem to be holding up nicely. Real picky about fit of socks and these fit well. They are very thin but very comfortable.
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Reviewed in the United States on October 21, 2024
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Broussard Household.
Draper, US
★★★★★ 5
Always a win
Size: Large, Color: (001) Black / Black / Castlerock
Under armor is always a win! Comfortable, no peeling, true to size, no squeezing around the arch of foot & affordable.
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Reviewed in the United States on January 4, 2026

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