# Nautilus T518 Treadmill Lower Motor Control Board (BP681)

\## Nautilus T518 Treadmill Lower Motor Control Board

The Nautilus T518 Treadmill Lower Motor Control Board (BP681) is a preowned replacement control board for the Nautilus T518 treadmill. It replaces the lower motor control board assembly identified by part number \*\*002-0335A\*\* and can help restore the treadmill’s control system when the original board requires replacement. If you are repairing a Nautilus T518 and need the correct lower control board, confirm the part number and model before ordering.

## Product Details and Benefits

This lower motor control board belongs to the \*\*Lower Control Boards\*\* category and carries the product identifiers below:

\- \*\*Brand:\*\* Nautilus  
\- \*\*Compatible treadmill:\*\* Nautilus T518  
\- \*\*Product type:\*\* Lower motor control board  
\- \*\*Part number:\*\* 002-0335A  
\- \*\*SKU:\*\* BP681  
\- \*\*Barcode:\*\* BP681  
\- \*\*Condition:\*\* Preowned

The control board serves as a replacement component within the treadmill’s lower control system. Replacing a faulty or damaged board can help a repair technician return the machine to service without replacing the entire treadmill. It also provides a practical option for maintaining an older Nautilus T518 when a replacement lower motor control board is needed.

Each board has been carefully inspected by skilled technicians before sale. This inspection helps confirm that the item matches the listed model and part. Because this is a preowned fitness equipment part, the board may show signs of previous use. The available item may also look slightly different from the product images, such as differences in appearance or labeling.

## Compatibility and Applications

The Nautilus T518 Treadmill Lower Motor Control Board is designed for use with the \*\*Nautilus T518 treadmill\*\*. It is intended to replace the lower motor control board associated with part number \*\*002-0335A\*\*.

This part suits treadmill owners, fitness equipment repair businesses, service technicians, and anyone maintaining a Nautilus T518. It may be useful when the existing lower control board has failed, become damaged, or needs replacement during a treadmill repair. The product listing does not provide compatibility information for other Nautilus models or other treadmill brands, so do not assume that this board fits equipment outside the T518 model.

\## Why Choose This Replacement Board

A preowned control board can offer a cost-conscious way to repair existing fitness equipment. Using a replacement part may help extend the working life of the treadmill and reduce the need to dispose of otherwise repairable equipment. This option also lets you replace the specific lower control component instead of sourcing an entirely different treadmill.

The part has been inspected before shipment, and the seller carries multiple units. This supports availability while allowing the seller to supply the exact listed model and part, even when the physical appearance varies slightly between units.

## Before You Buy

Check your treadmill’s model and the part number printed on the original lower motor control board before placing an order. This product is listed for the \*\*Nautilus T518\*\* and part number \*\*002-0335A\*\*, with SKU \*\*BP681\*\*. Review the item’s preowned condition and understand that the photographs are for reference only. Actual appearance may vary, but the supplied board will match the listed model and part. Installation should be handled by a qualified treadmill repair technician when required.

## Details

- **Price:** 224.99 USD
- **Vendor:** Nautilus
- **Type:** Lower Control Boards
- **Tags:** All

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 224.99 USD | In stock |

## Images

- BP681
- BP681
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- BP681
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- BP681

## Additional Information

- **PartNumber:** 002-0335A
- **Condition:** PREOWNED

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> Source: [Cardio Equipment Parts](https://www.cardioequipmentparts.com/products/nautilus-t518-treadmill-lower-motor-control-board-bp681)
> Updated: 2026-08-28