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VOLTAGEX EQUIPMENT

Business Phone Accessories & Adapters

Find phone expansion modules, adapters, mounting hardware, power supplies, and replacement accessories. Confirm your phone model with VoltageX.

Explore all equipment categories

Choose the right fit

Use the exact phone model and accessory part number when planning a replacement or upgrade. Expansion modules, wall mounts, power adapters, and Bluetooth accessories are not interchangeable across every model.

Reference prices are estimates. Ask VoltageX for current pricing and availability.

EXP55
Accessories

EXP55

$149.00Reference price

Adds programmable keys to compatible newer Yealink desk phones.

  • Color display
  • Speed dial and line status when configured
  • Confirm supported phone model
Ask about EXP55
EXP50
Accessories

EXP50

$139.00Reference price

Adds a color key panel to compatible Yealink desk phones.

  • Color display
  • Compatible with T54W, T57W and T58W series
  • Programmable line and speed-dial keys
Ask about EXP50
EXP43
Accessories

EXP43

$130.00Reference price

Adds programmable line keys to compatible Yealink T4U phones.

  • Color display
  • For compatible T43U, T46U and T48U phones
  • Configurable line and speed-dial keys
Ask about EXP43
EXP40
Accessories

EXP40

$110.00Reference price

A key expansion panel for compatible older T4-series phones.

  • LCD label display
  • Programmable keys
  • Confirm your exact phone revision
Ask about EXP40
EXP20
Accessories

EXP20

$89.00Reference price

A programmable key panel for compatible T27 and T29 desk phones.

  • LCD label display
  • Adds line and speed-dial keys
  • Check model compatibility
Ask about EXP20
WF50
Accessories

WF50

$50.00Reference price

Adds dual-band wireless networking to a compatible Yealink phone.

  • USB Wi-Fi adapter
  • 2.4 GHz and 5 GHz networks
  • Check compatibility before ordering
Ask about WF50
WF40
Accessories

WF40

$29.00Reference price

Adds 2.4 GHz Wi-Fi to a compatible Yealink phone.

  • USB Wi-Fi adapter
  • 2.4 GHz band
  • Check compatibility before ordering
Ask about WF40
BT50
Accessories

BT50

$29.00Reference price

A USB Bluetooth adapter for compatible Yealink audio devices.

  • USB connection
  • For supported headsets or speakerphones
  • Match the adapter to the device
Ask about BT50
BT41
Accessories

BT41

$29.00Reference price

Adds Bluetooth headset pairing to compatible Yealink desk phones.

  • USB Bluetooth adapter
  • Compatible Bluetooth headsets
  • Check phone and firmware support
Ask about BT41
T53/T54 wall bracket
Accessories

T53/T54 wall bracket

$8.00Reference price

Mounts compatible T53, T53W and T54W desk phones on a wall.

  • Model-specific bracket
  • Check installation hardware
Ask about T53/T54 wall bracket
T57/T58 wall bracket
Accessories

T57/T58 wall bracket

$8.00Reference price

A wall bracket for selected T56A, T57W and T58A-family phones.

  • Model-specific bracket
  • Confirm exact T58 model before ordering
Ask about T57/T58 wall bracket
T48 wall bracket
Accessories

T48 wall bracket

$8.00Reference price

Mounts a compatible T48-family desk phone on a wall.

  • Model-specific bracket
  • Confirm T48 hardware revision
Ask about T48 wall bracket
T46 wall bracket
Accessories

T46 wall bracket

$8.00Reference price

A mounting bracket for compatible T46G and T46S desk phones.

  • Model-specific bracket
  • Check fit for other T46 variants
Ask about T46 wall bracket
T40/T41/T42 wall bracket
Accessories

T40/T41/T42 wall bracket

$8.00Reference price

A wall bracket for selected T40, T41 and T42 desk phones.

  • Model-specific bracket
  • Check exact model before ordering
Ask about T40/T41/T42 wall bracket
T33G wall bracket
Accessories

T33G wall bracket

$8.00Reference price

A wall bracket for the Yealink T33G desk phone.

  • T33G fit
  • Check installation hardware
Ask about T33G wall bracket
T27/T29 wall bracket
Accessories

T27/T29 wall bracket

$8.00Reference price

Mounts compatible T27P and T29G desk phones on a wall.

  • Model-specific bracket
  • Check installation hardware
Ask about T27/T29 wall bracket
5V 2A power supply
Accessories

5V 2A power supply

$15.00Reference price

An external power adapter for compatible phones.

  • 5 V DC output
  • 2 A rating
  • Match voltage, connector and phone model
Ask about 5V 2A power supply
W53H case
Accessories

W53H case

$20.00Reference price

A protective case shaped for the W53H cordless handset.

  • W53H fit
  • Adds a protective outer layer
Ask about W53H case
W56H battery
Accessories

W56H battery

$13.00Reference price

A replacement rechargeable battery for the W56H handset.

  • Lithium-ion battery
  • Match the handset and battery part number
Ask about W56H battery
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