Are these labels compatible with a Zebra ZP505 thermal label printer?

The RL785DT is compatible with the Zebra ZP505 direct thermal printer.

Will this printer roll fit the Zebra ZP450

The RL785DT is a 4" x 6" label on a 1" core with an outer diameter of 4" which matches the media specifications for Zebra's ZP450.

Are these labels compatible with Zebra LP2844 printer?

RL785 is a 4" x 6" label on a 1" core which matches the specifications of the LP 2844. Because this is a direct thermal printer, make sure you are choosing one of our direct thermal materials like the Standard White Direct Thermal (DT).

Are these labels compatible with the Zebra ZD420 printer? Are the labels sewable?

There are four different printer models available in the Zebra ZD420 series. The RL785TW is compatible with the ZD420 Ribbon Cartridge Printer, ZD420 Ribbon Cartridge Printer - Healthcare Model, and ZD420 Thermal Transfer Printer. If your ZD420 printer uses thermal ribbons or ribbon cartridges, the RL785TW will be compatible. If you are using the ZD420 Direct Thermal Printer, you will need to choose one of our direct thermal materials. Although we have not tested the adhesive thermal materials with a sewing application, you are welcome to visit the link below to request free samples of the material for testing. https://www.onlinelabels.com/samples

Do these labels have a perforated line between each label (or folding line)?

Yes, the RL785DT has perforations between each label. You can also see this information on the product page under Product Specifications.

are these compatible with all label printers?

The RL785TT is a 4" x 6" thermal transfer label on a 1" Core with a 4" outer diameter. This has been tested with Zebra brand thermal transfer models that take 1" cores. We have confirmed, however, that it is not compatible with DYMO or Brother brand printers.

Do these labels work with the Munbyn thermal printers?

Our RL785DT is a 4" x 6" direct thermal label on a 1" core with a 4" outer diameter. We haven't tested Munbyn thermal printers to confirm compatibility so you'll want to review the specifications for your model. If you'd like to try samples of our thermal materials, you can visit the link below. https://www.onlinelabels.com/samples

Are these labels compatible with a Zebra GX420d?

The RL785 is a 4" x 6" label on a 1" core with a 4" outer diameter which meets the specifications for Zebra's GX420D printer. Just make sure that you select one of our Direct Thermal materials.

Is this compatible with ZEBRA ZT230

The RL785DT is a 4" x 6" direct thermal roll on a 1" core with a 4" outer diameter which meets the specifications of the ZT230. This model can also take 3" core rolls. Below is a link to our 4" x 6" on a 3" core for your review: https://www.onlinelabels.com/products/rl786

Is this compatible with Brother QL-1110NWB? I bought 4 rolls and its not working =/

We do not currently offer any Brother compatible roll labels. The RL785DT was tested with direct thermal Zebra brand printer models that require a 1" core. If you're unable to continue using the product, you can visit the link below to submit a return request. We're happy to take back any unused rolls for a refund. https://www.onlinelabels.com/support/returns