## Life Fitness F3 Treadmill Heart Rate Board and Harness (CB43)
The Life Fitness F3 Treadmill Heart Rate Board and Harness is a preowned control-board assembly for the heart rate monitoring system in a compatible Life Fitness F3 treadmill. This part helps connect and support the treadmill’s heart rate function. If the original heart rate board or harness has failed, become damaged, or needs replacement, this assembly may provide a suitable part match for restoring the equipment.
Product Details and Benefits
This product combines the heart rate board and harness as one part assembly. The board belongs to the treadmill’s control and monitoring system, while the harness provides the connecting wiring needed for the assembly. Together, these components support the heart rate feature built into the treadmill.
Each part is carefully inspected by skilled technicians before sale. This inspection helps confirm that the component is suitable for continued use, although the exact condition may vary because this is a preowned fitness equipment part. Used parts can also help reduce repair costs compared with purchasing a new assembly. Reusing an existing component extends the service life of fitness equipment and helps keep usable parts out of landfills.
The item is identified as **CB43**. The product listing classifies it under **Miscellaneous Control Boards** and lists Life Fitness as the brand. The supplied product identification information includes:
- **Brand:** Life Fitness
- **Product:** F3 Treadmill Heart Rate Board and Harness
- **Part number/SKU:** CB43
- **Barcode:** CB43
- **Condition:** Preowned
- **Equipment type:** Treadmill control and heart rate monitoring component
- **Included item:** One heart rate board and harness assembly, as listed
Compatibility and Applications
The Life Fitness F3 Treadmill Heart Rate Board and Harness (CB43) is intended for use with the **Life Fitness F3 treadmill**. It serves as a replacement or service part for the treadmill’s heart rate board and connected harness. This component may be useful for fitness equipment repair technicians, service businesses, gyms, home gym owners, and anyone maintaining a Life Fitness F3 treadmill.
Compatibility should be confirmed before ordering. Treadmill parts can vary by production run, configuration, or serial number. Compare the existing component with the listing details, including the **CB43 part number**, before purchase. The product information includes the serial number **F3071608027446**; buyers should use this information as an additional reference when checking whether the part matches their equipment.
Why Choose This Product
This preowned Life Fitness heart rate board and harness offers a practical way to source a specific F3 treadmill component without replacing the entire treadmill. Technician inspection provides useful quality control, while the original equipment fitment helps simplify the part-matching process. Choosing a used fitness part can also support a lower-cost repair and continued use of existing equipment.
Before You Buy
Pictures are provided for reference only. The seller carries multiple units, so the part you receive may look slightly different from the pictured item. However, the listing states that the supplied component will be the exact model and part described. Confirm that your treadmill is a Life Fitness F3 model and that **CB43** matches the part you need before placing an order. For further product information, contact the seller before purchase.
