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Technical Specification
PRODUCT NUMBER ET12B-BSETX12-BS
Voltage 1212
Capacity (AH) 1010
Cold Cranking Amps (EN1) 160150
Length 150150
Width 7090
Height 130130

Q 1. What is the voltage and capacity of the Bosch FA125 battery?

A. The FA125 operates at 12 Volts and has a rated capacity of 12Ah (C20), with a Cold Cranking Amp (CCA EN) rating of 210A.

Q 2. What are the physical dimensions of the FA125?

A. The FA125 measures 133mm in length, 90mm in width, and 164mm in height including the terminal. It weighs 4.4kg.

Q 3. What is the polarity layout of the FA125?

A. Polarity is not fixed to a single configuration for this SKU. You must confirm the positive and negative terminal positions by checking the label on the product itself before fitment.

Q 4. Is the FA125 suitable for start-stop motorcycle systems?

A. The Bosch S5A AGM technology supports start-stop applications. However, compatibility must be verified against the product label and your vehicle's requirements before purchase.

Q 5. Does the FA125 require charging or acid filling before use?

A. No. The FA125 is factory-activated it arrives pre-filled with electrolyte and fully charged, ready for immediate installation without any preparation.

Q 6. Which batteries does the FA125 cross-reference to?

A. The FA125 is a direct cross-reference for YTX14AH-BS, YB14-A2, and YB14-B2. Always verify fitment against your vehicle's specification before ordering.

Q 7. What is the Bosch part number for the FA125?

A. The Bosch OEM part number for this battery is 0986FA1250.

Q 8. Why is AGM technology beneficial for motorcycle use?

A. AGM (Absorbent Glass Mat) batteries immobilise the electrolyte within fibreglass mat separators, making them sealed and leak-proof, highly resistant to vibration, and better able to handle repeated deep discharge cycles compared with conventional flooded lead-acid batteries advantages well-suited to both everyday commuting and motorsport use.

Q 9. What warranty does the FA125 carry?

A. The Bosch FA125 is supplied with a 1-year manufacturer's warranty covering defects in materials and workmanship under normal operating conditions.

Q 10. What are the delivery and returns terms for the FA125?

A. Standard delivery is 13 working days within UK mainland. A 30-day returns policy applies to this product.

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