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Author Topic: 18 volt battery charging  (Read 1378 times)

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Offline robf30

  • Posts: 7
18 volt battery charging
« on: October 01, 2018, 10:22 PM »
I just purchased a hkc55 saw with the airstream charger can I charge 18 volt batteries from a c18 on the airstream charger ?

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Offline ScotF

  • Posts: 2490
Re: 18 volt battery charging
« Reply #1 on: October 02, 2018, 12:43 AM »
I believe so. Just not the fast charging as with Airstream.

Offline GarryMartin

  • Posts: 1671
Re: 18 volt battery charging
« Reply #2 on: October 02, 2018, 02:32 AM »
Yes. From the manual...

Chargers suitable
– for charging Festool Li-ion battery packs: BP,
BPS and BPC in the following voltage and current
classes:

10.8 V (3S1P) 1.3 Ah, 1.5 Ah
10.8 V (3S2P) 2.6 Ah, 3.0 Ah
14.4 V (4S1P) 1.3 Ah, 1.5 Ah
14.4 V (4S2P) 2.6 Ah, 3.0 Ah, 4.2 Ah, 5.2 Ah*
18.0 V (5S1P) 1.3 Ah, 1.5 Ah, 2.6 Ah, 3.1 Ah*
18.0 V (5S2P) 2.6 Ah, 3.0 Ah, 4.2 Ah, 5.2 Ah*, 6.2 Ah*

* rapid charging battery packs

Offline jobsworth

  • Posts: 5238
  • Does Anyone Know What Time It Is?
Re: 18 volt battery charging
« Reply #3 on: October 02, 2018, 11:00 AM »
@GarryMartin

Good to see ya posting again mate.

Offline Festool USA

  • Festool USA Employee
    FOG Administrator
  • *
  • Posts: 8396
    • Festool USA
Re: 18 volt battery charging
« Reply #4 on: October 02, 2018, 09:33 PM »
I believe so. Just not the fast charging as with Airstream.

Yes. This is correct.

Offline mrB

  • Posts: 459
Re: 18 volt battery charging
« Reply #5 on: October 03, 2018, 05:42 PM »
If it fits it charges  [big grin]
there's nothing like the right tool for the job

Offline GarryMartin

  • Posts: 1671
Re: 18 volt battery charging
« Reply #6 on: October 04, 2018, 02:36 AM »
If it fits it charges  [big grin]

That's a great point and one I often forget to reinforce. All of the Festool chargers and batteries are "keyed" so if a battery fits correctly on a charger, then that charger is capable of charging the battery.