Epson
Epson OT-BZ20-634 External Buzzer with Volume Control (C32C890634)
Epson OT-BZ20-634 External Buzzer with Volume Control (C32C890634)
Compatible with:
C32C890634
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Product Description
Epson OT-BZ20-634 External Buzzer with Volume Control
SKU / MPN: C32C890634
The Epson OT-BZ20-634 is an optional external buzzer for compatible Epson TM-series receipt printers. It gives the printer an audible alert for order, receipt, or kitchen-printing workflows and includes a built-in volume adjustment control.
Quick Answer
Use C32C890634 when you need an external audible alert on a compatible Epson TM printer. Epson identifies this accessory as the OT-BZ20 external buzzer with volume control.
Key Details
| Manufacturer | Epson |
| Model | OT-BZ20-634 |
| SKU / MPN | C32C890634 |
| Accessory Type | External printer buzzer |
| Volume Control | Yes |
| Purpose | Audible print / order notification |
Compatible Printer Families
Epson lists C32C890634 for multiple TM-series printers, including configurations in the TM-T20II / TM-T20III, TM-T70II, TM-T88V / TM-T88VI, and TM-m30 families. Compatibility can vary by exact printer model and interface configuration, so match the printer model before ordering.
Best For
- Kitchen and restaurant print stations where staff need an audible alert
- Order pickup and production areas
- Retail or service counters where a printer may be out of direct sight
- Replacing an existing Epson OT-BZ20 external buzzer
How It Works
The buzzer mounts to the printer and connects to the supported printer's drawer-kick connection. Buzzer behavior is configured through the compatible Epson printer or utility. Epson documentation notes that when the optional external buzzer is enabled on supported models, the cash-drawer output may not be available for simultaneous drawer operation.
What's Included
- Epson OT-BZ20-634 external buzzer
- Integrated volume control
Not included: receipt printer, cash drawer, POS software, or other printer accessories unless specifically stated.
Important Compatibility Note
Do not order only because your printer is in the TM-T20 or TM-T88 family. Confirm the exact printer model and whether its configuration supports the OT-BZ20 external buzzer. Printers with a built-in buzzer should also be checked carefully because Epson notes that the built-in and optional external buzzer are not used together on supported models.
Common Buying Mistakes
- Assuming every Epson TM printer supports C32C890634.
- Expecting the buzzer to function without enabling it in the printer settings.
- Overlooking the interaction between the buzzer and cash-drawer output on supported printers.
- Confusing C32C890634 with a generic POS alarm or third-party buzzer.
Related Products
Frequently Asked Questions
What is Epson C32C890634?
It is the Epson OT-BZ20-634 optional external buzzer with volume control for compatible Epson TM-series receipt printers.
Does it work with the TM-T20III?
Epson lists the OT-BZ20-634 for compatible TM-T20III configurations. Confirm your exact printer model before ordering.
Does it work with the TM-T88V?
Yes, Epson documents the optional external buzzer for supported TM-T88V configurations.
Can I use the cash drawer and buzzer at the same time?
On supported Epson configurations, enabling the optional external buzzer can prevent the drawer output from being driven. Verify your printer setup if you also use a cash drawer.
Can Spartan POS help confirm compatibility?
Yes. Send the exact Epson printer model or SKU and we can help verify whether C32C890634 is the correct buzzer.
