When that red light starts flashing next winter, you won't need to dig through a drawer—you will have the manual right here.

"The KL 1208 is designed exclusively for batteries produced before 2022." If you have an old 12V Max drill, keep this charger. If you buy new 8.0Ah batteries, you need the charger.

Store in a cool, dry place to prevent the internal transformer from rusting.

✅ The KL 1208 is reliable if used correctly, but NiCd batteries have a limited lifespan (300–500 cycles). If your battery won’t hold a charge, replacement is often better than blaming the charger.

Check that the clamps are properly connected to the battery terminals. Ensure the battery is not faulty. 5. Maintenance of the Bosch KL 1208 To keep your charger operating correctly:

The needle will sit at a higher amperage (closer to 8A) if the battery is depleted.

: If the casing feels hot to the touch (exceeding normal operating warmth), immediately switch off the AC power. Ensure the ambient air temperature does not exceed 35°C and check that air slots are free of lint and dust.

Ensure the charger's power cord is completely unplugged from the wall outlet.

: Approximately 30 seconds after starting, a yellow light may flash. This signifies that charging is actively in progress. Yellow LED (Continuous)

: Attach the RED and BLACK clamps to their respective battery terminals.

Bosch Kl 1208 Battery Charger Manual Exclusive -

When that red light starts flashing next winter, you won't need to dig through a drawer—you will have the manual right here.

"The KL 1208 is designed exclusively for batteries produced before 2022." If you have an old 12V Max drill, keep this charger. If you buy new 8.0Ah batteries, you need the charger.

Store in a cool, dry place to prevent the internal transformer from rusting.

✅ The KL 1208 is reliable if used correctly, but NiCd batteries have a limited lifespan (300–500 cycles). If your battery won’t hold a charge, replacement is often better than blaming the charger.

Check that the clamps are properly connected to the battery terminals. Ensure the battery is not faulty. 5. Maintenance of the Bosch KL 1208 To keep your charger operating correctly:

The needle will sit at a higher amperage (closer to 8A) if the battery is depleted.

: If the casing feels hot to the touch (exceeding normal operating warmth), immediately switch off the AC power. Ensure the ambient air temperature does not exceed 35°C and check that air slots are free of lint and dust.

Ensure the charger's power cord is completely unplugged from the wall outlet.

: Approximately 30 seconds after starting, a yellow light may flash. This signifies that charging is actively in progress. Yellow LED (Continuous)

: Attach the RED and BLACK clamps to their respective battery terminals.