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BatteryClerk Prime FAST 1-2 day shipping to most of Canada
BatteryClerk Prime FAST 1-2 day shipping to most of Canada

Cordless Phone Batteries

Browse our selection of replacement cordless phone batteries. Breathe life back into your cordless phone with our replacement batteries from leading brands including AT&T, Panasonic and Motorola amongst others.

  • Innovaphone IP62 IP63 Black Cordless Phone 900mAh Replacement Battery-main
    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79

    Avaya 3725,3725 DECT,DECT 3725,DH4,WH1,3735 900mAh Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Avaya Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 900mAh (0.9Ah) Type: Li-ion Color: Blac...

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    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79
  • Alcatel omnitouch 8118 omnitouch 8128 Black Replacement Battery-main
    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79

    Unify OpenStage WL3 900mAh Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Unify Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 900mAh (0.9Ah) Type: Li-ion Color: Blac...

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    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79
  • Ascom 9d62 D62 D62 DECT DH4-ACAB i62 i62 Mes Black Replacement Battery-main
    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79

    Siemens CUC325,OpenStage WL3 900mAh Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Siemens Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 900mAh (0.9Ah) Type: Li-ion Color: Bl...

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    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79
  • Avaya 3700 EX DECT 3740 DECT 3749 Replacement Battery-main
    $34.09 - $34.09
    $34.09
    $34.09 - $34.09
    $34.09

    Avaya DECT 3740,DECT 3749,3700 EX Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Avaya Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 1100mAh (1.1Ah) Type: Li-ion Color: Bla...

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    $34.09 - $34.09
    $34.09
    $34.09 - $34.09
    $34.09
  • Aastra DT413 DT423 DT433 DT433 EX Replacement Battery-main
    $34.09 - $34.09
    $34.09
    $34.09 - $34.09
    $34.09

    Innovaphone D81 EX Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Innovaphone Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 1100mAh (1.1Ah) Type: Li-ion Colo...

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    $34.09 - $34.09
    $34.09
    $34.09 - $34.09
    $34.09
  • Detewe DT413 DT423 Replacement Battery-main
    $34.09 - $34.09
    $34.09
    $34.09 - $34.09
    $34.09

    Ascom D81,660273,DH5,DH5-AABAAA 2E,D61,D65 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Ascom Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 1100mAh (1.1Ah) Type: Li-ion Color: Bla...

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    $34.09 - $34.09
    $34.09
    $34.09 - $34.09
    $34.09
  • Ascom 660273 D61 D65 D81 DH5 DH5-AABAAA 2E Replacement Battery-main
    $34.09 - $34.09
    $34.09
    $34.09 - $34.09
    $34.09

    DeTeWe DT413,DT423 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a DeTeWe Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 1100mAh (1.1Ah) Type: Li-ion Color: Bl...

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    $34.09 - $34.09
    $34.09
    $34.09 - $34.09
    $34.09
  • Ericsson DT412 V2 DT422 V2 Replacement Battery-main
    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49

    Ascom Talker 9D24 MKII,Grade 3,Messenger 9D24 MKII,Raid2 Talker MKII,RAID2,RAID2-AAAAA 1A1 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Ascom Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: Blac...

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    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49
  • Ascom Grade 3 Messenger 9D24 MKII RAID2 Raid2 Talk Replacement Battery-main
    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49

    Ericsson DT412 V2,DT422 V2 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Ericsson Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: B...

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    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49
  • Tennovis Integral D4 Black Replacement Battery-main
    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79

    Avaya Avaya FC4,IH4,DECT D4,D4 Office Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Avaya Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: Blac...

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    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79
  • Ascom 9D24-FAADA 9D24-FBADA i75 Raid2 Talker MKI T Replacement Battery-main
    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49

    Ericsson DT412,6027581 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Ericsson Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: B...

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    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49
  • Avaya DECT 3749 DT413 DT423 Replacement Battery-main
    $43.39 - $43.39
    $43.39
    $43.39 - $43.39
    $43.39

    Ascom D81 EX Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Ascom Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 1100mAh (1.1Ah) Type: Li-ion Color: Bla...

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    $43.39 - $43.39
    $43.39
    $43.39 - $43.39
    $43.39
  • Mobilteil IP65 Black Replacement Battery-main
    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79

    Funkwerk FC4,DECT FC4 Medical,FC4 Medical Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Funkwerk Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: B...

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    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79
  • Ericsson 6027581 DT412 Replacement Battery-main
    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49

    Ascom i75,9D24-FAADA,9D24-FBADA,Talker 9D24 MKI,Raid2 Talker MKI Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Ascom Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: Blac...

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    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49
  • Funkwerk DECT FC4 Medical FC4 FC4 Medical Black Replacement Battery-main
    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79

    Mobilteil IP65 700mAh Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Mobilteil Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: ...

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    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79
  • Avaya Avaya FC4 D4 Office DECT D4 IH4 Black Replacement Battery-main
    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79

    Tennovis Integral D4 700mAh Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Tennovis Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: B...

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    $22.79 - $22.79
    $22.79
    $22.79 - $22.79
    $22.79
  • Avaya D4 D4 Office FC4 Funkwerk FC4 IH4 Tennovis I Replacement Battery-main
    $20.19 - $20.19
    $20.19
    $20.19 - $20.19
    $20.19

    Avaya FC4,IH4,D4,D4 Office,Tennovis Integral D4,Funkwerk FC4 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Avaya Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: Blac...

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    $20.19 - $20.19
    $20.19
    $20.19 - $20.19
    $20.19
  • Mobilteil IP65 Silver Replacement Battery-main
    $24.09 - $24.09
    $24.09
    $24.09 - $24.09
    $24.09

    Funkwerk FC4,DECT FC4 Medical,FC4 Medical 700mAh Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Funkwerk Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: S...

    View full details
    $24.09 - $24.09
    $24.09
    $24.09 - $24.09
    $24.09
  • Tennovis Integral D4 Silver Replacement Battery-main
    $24.09 - $24.09
    $24.09
    $24.09 - $24.09
    $24.09

    Avaya Avaya FC4,IH4,DECT D4,D4 Office 700mAh Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Avaya Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: Silv...

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    $24.09 - $24.09
    $24.09
    $24.09 - $24.09
    $24.09
  • Openphone 24 Black Replacement Battery-main
    $17.49 - $17.49
    $17.49
    $17.49 - $17.49
    $17.49

    Aastra Openphone 28 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Aastra Cordless Phone Battery Volts: 2.4V (2.4 Volts) Capacity: 600mAh (0.6Ah) Type: Ni-MH Color: Blac...

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    $17.49 - $17.49
    $17.49
    $17.49 - $17.49
    $17.49
  • Funkwerk DECT FC4 Medical FC4 FC4 Medical Silver Replacement Battery-main
    $24.09 - $24.09
    $24.09
    $24.09 - $24.09
    $24.09

    Mobilteil IP65 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Mobilteil Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: ...

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    $24.09 - $24.09
    $24.09
    $24.09 - $24.09
    $24.09
  • Avaya Avaya FC4 D4 Office DECT D4 IH4 Silver Replacement Battery-main
    $24.09 - $24.09
    $24.09
    $24.09 - $24.09
    $24.09

    Tennovis Integral D4 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Tennovis Cordless Phone Battery Volts: 3.7V (3.7 Volts) Capacity: 700mAh (0.7Ah) Type: Li-ion Color: S...

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    $24.09 - $24.09
    $24.09
    $24.09 - $24.09
    $24.09
  • Funkwerk FC1 FC4 Replacement Battery-main
    $17.49 - $17.49
    $17.49
    $17.49 - $17.49
    $17.49

    DeTeWe Tenovis Integral D3,Openphone 28,OpenPhone 24 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a DeTeWe Cordless Phone Battery Volts: 2.4V (2.4 Volts) Capacity: 600mAh (0.6Ah) Type: Ni-MH Color: Blac...

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    $17.49 - $17.49
    $17.49
    $17.49 - $17.49
    $17.49
  • Elmeg FC1 Replacement Battery-main
    $17.49 - $17.49
    $17.49
    $17.49 - $17.49
    $17.49

    Elmeg FC1 Cordless Phone Replacement Battery

    INFO This is a replacement compatible with a Elmeg Cordless Phone Battery Volts: 2.4V (2.4 Volts) Capacity: 600mAh (0.6Ah) Type: Ni-MH Color: Black...

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    $17.49 - $17.49
    $17.49
    $17.49 - $17.49
    $17.49