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iRobot Roomba 4905 400 Series Vacuum 14.4 Volt 2.1 Ah NiCd Battery Pack

Model Number: Roomba4905
Web Code: 11534475

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iRobot Roomba 4905 400 Series Vacuum 14.4 Volt 2.1 Ah NiCd Battery Pack.

Available online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.


iRobot Roomba 4905 400 Series Vacuum 14.4 Volt 2.1 Ah NiCd Battery Pack.


Voltage: 14.4V

Capacity: 2100 mAh

Chemistry: NiCD (Nickel Cadmium)

Size: 12 x Sub-C Cells)

Brand: Power Portable


Compatible with all Roomba FloorVac models

Easy to charge and connect

Can be recharged up to 500 cycles.

Tab Charging terminal. (Right most = Positive)

Compatible with the following Models:

iRobot Roomba 400 Series

iRobot Roomba 4000 Series

Discovery Series

Create Models

Dirt Dog Models

Dimensions and Weight:

Length: 7.1" (180 mm)

Width: 2.05" (52 mm)

Height: 2.1"(53 mm)

Weight: 1.5 lb (667 g)

2100 mAh
14.4 V


Seller's Warranty - Parts
180 Days
Seller's Warranty - Labour
180 Days

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Shipping Cost

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**In the event that product is unavailable, you will be refunded within 48 business hours.

Returns can be made within 30 days of receiving your order.

Only Batteries Restocking Fees / Return Eligibility
Category Return Period Un-opened Opened/Unused Opened/Used
Batteries 30 Days 0% 10% 20%

All returned products must include original packaging.

Return shipping costs will be paid by the seller for all cases where the product is defective, damaged or incorrect. For other cases (e.g. you changed your mind), you will be responsible for this cost.

To request a return

Please contact the seller directly from your Order details page, and provide the following information:

  • Web ID (8-digit number) & product description
  • Number of items to be returned
  • Date you recieved your product
  • Condition of product
  • Condition of packaging
  • Reason for return

All refunds will be processed within 4 days