RAREELECTRICAL 120 Amp Battery Isolator Compatible With Dual Battery Systems Ems Fire Truck Rv Marine Sure Power 12023A 12023A-D Cooper Bussmann Rb-Bi120a

★★★★★ 4.2 89 reviews

$194.54
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by lmclinicxpress.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$194.54
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Apr 26
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by lmclinicxpress.com
Free 30-day returns Details

Product details

Management number 212954011 Release Date 2026/04/12 List Price $77.82 Model Number 212954011
Category

120 Amp Dual Battery Isolator - Sure Power Type - 1 Input / 2 Battery Banks 120 amp solid-state battery isolator designed for dual battery systems. Converts single battery systems to 2-battery configuration, allowing you to charge 2 batteries from a single alternator while preventing auxiliary battery drain on the starter battery. Ideal for EMS vehicles, fire trucks, high-amp stereo systems, RVs, marine, farm equipment, and off-road vehicles. Compatible with Delco CS Series alternators and applications with external excitation or external sensing. Negative ground, 120 amp maximum alternator output. OEM PART NUMBERS: Sure Power/Eaton: 12023A, 12023A-L, 12023A-IB, 12023A-D, 12023A-DL, 12023A-B, I01202-3A Cooper Bussmann: RB-BI120A Powerline: 22-18 SPECIFICATIONS: Amperage: 120 Amps Maximum Input Voltage Range: 6V - 50V DC Number of Inputs: 1 Number of Battery Banks: 2 Ground Type: Negative Ignition Terminal: Yes Sense Terminal: No Operating Temp: -40°C to +93°C Insulation to Ground: 500V 60Hz AC Min Finish: Blue Anodized (336 hr salt spray rated) Length: 7.48" / 190mm Width: 4.528" / 115mm Height: 3.307" / 84mm Studs: 4 Mounting Holes: 6 at 0.21" APPLICATIONS: Dual battery systems with 120A max charging systems Delco CS Series alternator applications External excitation / external sensing alternators EMS vehicles, fire trucks, ambulances Marine, RV, motorhome, camper Farm equipment, off-road vehicles High-amp stereo / audio systems ⚠️ Verify OEM part number from your original unit before ordering.

  • Compatible with DELCO, MAN. Please verify your OEM part number from your original unit to help ensure fitment.
  • Replaces: Oem Part Numbers: / Sure Power/Eaton: 12023A / Sure Power: 12023A-L / Sure Power: 12023A-Ib / Sure Power: 12023A-D / Sure Power: 12023A-Dl / Sure Power: 12023A-B / Sure Power: I01202-3A / Cooper Bussmann: Rb-Bi120a / Powerline: 22-18 / Specifications: / Amperage: 120 Amps Maximum / Input Voltage Range: 6V - 50V Dc / Number Of Inputs: 1 / Number Of Battery Banks: 2 / Ground Type: Negative / Ignition Terminal: Yes / Sense Terminal: No
  • Applications: Vehicle / Equipment Applications: / Ems / Emergency Vehicles: / Ambulances With Dual Battery Systems / Fire Trucks With Auxiliary Power Systems / Ems Vehicles Requiring Isolated Starter Battery Protection / Emergency Response Vehicles With High Electrical Demand / Marine / Rv: / Marine Vessels With Dual Battery Banks / Recreational Vehicles (Rv) And Motorhomes / Campers And Travel Trailers With Auxiliary Batteries / Houseboats And Cabin Cruisers /
  • Applications: And Cabin Cruisers / / Farm / Off-Road: / Farm Equipment With Dual Battery Configurations / Off-Road Vehicles With Winch And Accessory Batteries / Construction Equipment With Auxiliary Power / Commercial Trucks And Fleet Vehicles / / Audio / Stereo: / High-Amp Car Audio And Stereo Systems / Competition Audio Vehicles With Dedicated Amplifier Batteries / Custom Vehicle Builds With Multiple Battery Banks / / Alternator...
  • Isolator - Amperage: 120 Amps Source: Aftermarket
Brand Rareelectrical
Model Aftermarket Isolator
Exterior Machined
Lift Type Off
Item Weight 4 pounds
Manufacturer RAREELECTRICAL
OEM Part Number RB-BI120A I01202-3A 12023A-B 22-18
Item model number JN12023*1
Product Dimensions 10 x 6 x 6 inches
Manufacturer Part Number JN12023*1

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.2 out of 5
★★★★★
89 ratings | 36 reviews
How item rating is calculated
View all reviews
5 stars
78% (69)
4 stars
6% (5)
3 stars
3% (3)
2 stars
2% (2)
1 star
11% (10)
Sort by

There are currently no written reviews for this product.