125khz Rfid Tags 25mm T5577s of 2025
Best Choice1
dcvbny50PCS ID 125KHz RFID Key Tag Writable Rewritable T5577 Key Fob Tag for RFID Writer Black (Original Blank Chip)
Main highlights- You cannot add them to RFID locks directly,it can't be read before you program the chip,it's original blank chip.Please write data into them by a 125KHz RFID card writer before use. They are Original Blank Chip, no data inside.
- Writable & Rewritable: It can be erased and written 100,000 times. Suitable for making new and back-up tags, please use it with 125kHz RFID card writer/copier.
- Frequency: 125kHz; Sensing Distance: 2.5 to 10 cm (1 to 4 inch); Data Storage Life: 10 Years. If you want to add a key tag to your lock system, make sure your system uses the same frequency of unencrypted 125Mhz.
- Chip: ATMEL T5577 (compatible with other universal 125kHz tags). NOT NFC CHIP,Can't work with NFC Phone.
- Can only be read and written by 125KHz RFID writer/copier,CAN NOT WORK WITH ONITY SYSTEM Proxmark3 RDV4 or other device.
9.7Exceptional
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Value for Money2
AepirazaAepiraza 50Pcs 125kHz RFID Writable Rewritable T5577 Fob Tag - Writable Key Fob Proximity ID Card Token for RFID Writer (Black)
Main highlights- WRITABLE & REWRITABLE: It's rewritable chip, and it can write in 125khz id format and H ID WG 125khz format. Suitable for making new and back-up tags.
- NOTE: You cannot add them to RFID locks directly. You must write data into them by a 125kHz RFID card writer before use. They are blank tags, no data inside. Can write by 125KHz RFID writer/copier,CAN NOT WORK WITH ONITY SYSTEM and Proxmark3 RDV4. NOT NFC CHIP,Can't work with NFC Phone.
- MATERIAL: High-Quality copper coil inside. Casing Material is ABS plastic. Waterproof & Durable.
- FREQUENCY: 125kHz; Sensing Distance: 2.5 to 10 cm (1 to 4 inch); Data Storage Life: 10 Years.
- CHIPS: ATMEL T5577 (compatible with other universal 125kHz tags), it doesn't have pre-programmed id number, so need to write the id on it before you read, so make sure you have the writer before you buy it.
9.5Excellent
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3
dytcfly5/10PCS 25mm 125Khz RFID Tags EM4305 T5577 Writable Stickers Proximity Cards Rewritable Adhesive Label for RFID Copier(10pcs)
Main highlights- Supports formats up to 85 bits, with over 137 billion codesRFID/HID/T5577/CET5577/EM4100/TK4001/EM4001/TK4100/ISO11784/11785/ISO FDX-B /Manchester/FSK/PSK/NRZ etc.
- Small enough to fit on a key ring
- Provides an external number for easy identification and control Can be placed on a key ring for convenient entry
- Long-lasting durability in construction for sustained performance
- Compact and easy to carry and use,Rewritable functionality: Can be written countless times
9.3Excellent
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4
JYJRFID125kHz T5577 RFID Coin tag with Adhesive Backing for Identity Key Tags That can be rewritten with a Diameter of 25mm (10PCS)
Main highlights- Writable & Rewritable. It can be erased and written 100,000 times. Suitable for making new and back-up tags.
- Size: 25mm Diameter, 1mm Thickness. Casing Material: White PVC Plastic. Waterproof & Durable. Package includes 10 PCS.
- Note: You canNOT add them to RFID locks directly. They are blank RFID tags, no data inside. You need to use a 125kHz RFID card writer to write card number into them to use. Round-coin-shape sticker, with adhesive back. You can stick it on other stuff (but not metal) if necessary.
- Chip:T5577 (compatible with other universal 125kHz tags),Frequency: 125kHz
9.2Excellent
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5
JYJRFID125kHz T5577 RFID Coin tag with Adhesive Backing for Identity Key Tags That can be rewritten with a Diameter of 25mm Black (10PCS)
Main highlights- Writable & Rewritable. It can be erased and written 100,000 times. Suitable for making new and back-up tags.
- Size: Diameter 25mm, thickness 1mm. Shell material: Black PVC plastic with adhesive on the other side that can be freely pasted. Waterproof and durable. Pack one set of 10 black adhesive T5577 cards.
- Note: You canNOT add them to RFID locks directly. They are blank RFID tags, no data inside. You need to use a 125kHz RFID card writer to write card number into them to use. Round-coin-shape sticker, with adhesive back. You can stick it on other stuff (but not metal) if necessary.
- Chip:T5577 (compatible with other universal 125kHz tags),Frequency: 125kHz
9.1Excellent
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6
JYJRFID125kHz T5577 RFID Coin tag with Adhesive Backing for Identity Key Tags That can be rewritten with a Diameter of 25mm Black NFC tag(10PCS)
Main highlights- Writable & Rewritable. It can be erased and written 100,000 times. Suitable for making new and back-up tags.
- Size: 25mm Diameter, 1mm Thickness. Casing Material: Black PVC Plastic. Waterproof & Durable. Package includes 10 PCS.
- Note: You canNOT add them to RFID locks directly. They are blank RFID tags, no data inside. You need to use a 125kHz RFID card writer to write card number into them to use. Round-coin-shape sticker, with adhesive back. You can stick it on other stuff (but not metal) if necessary.
- Chip:T5577 (compatible with other universal 125kHz tags),Frequency: 125kHz
9.0Excellent
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7
itapringitapring Anti-Metal Tag Stickers Blank T5577 Rewritable 125Khz RFID Small Coin Round Card for Access Control Systems-10pcs
Main highlights- The chip is readable/writable/rewritable. It can be erased and written 100,000 times.
- Round sticker on the back for attaching to other items (can be attached to metal).
- Note again that the data cannot be read until the chip is programmed.
- NOTE: They are blank tag with no pre-programmed serial numbers. Before you can use it, you need to write data through a 125khz RFID read/write device in order to read the ID serial number.
- Applications: intelligent door locks, access control systems, time and attendance devices, hotel key cards.
8.9Very Good
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8
dytcfly5pcs/10pcs 125KHz T5577 Rewritable Transparent Coin Card Keyfob RFID Proximity EM4305 Access Control Tag(10pcs)
Main highlights- Supports formats up to 85 bits, with over 137 billion codesRFID/HID/T5577/CET5577/EM4100/TK4001/EM4001/TK4100/ISO11784/11785/ISO FDX-B /Manchester/FSK/PSK/NRZ etc.
- Small enough to fit on a key ring
- Provides an external number for easy identification and control Can be placed on a key ring for convenient entry
- Long-lasting durability in construction for sustained performance
- Compact and easy to carry and use,Rewritable functionality: Can be written countless times
8.7Very Good
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9
hecereHECERE 125Khz RFID PVC Coin Card Sticker Tag Prgrammable Rewritable T5577(Pack of 10)
Main highlights- Note: PVC material, back side is sticker, it can paste on non-metal place to work, but it does not work when stick to metal.
- It can be used to copy like TK4100/EM4100/EM4200 card
- Compatible with EM ID access devices or ID reader
- Blank without program, you can write it.
- 125Khz low frequency technology
8.5Good
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- Note: PVC material, back side is sticker, it can paste on non-metal place to work, but it does not work when stick to metal.
10
BABIQT20pcs T5577 RFID Keyfobs 125kHz Writable T5577 Key Tags Proximity ID Card Token Tag Rewritable T5577 Universal for Keyless Entry Access Control Systems & Security Lock- Black
Main highlights- Writable & Rewritable: can be writed by 125KHz RFID writer/copier, DO NOT work with ONITY SYSTEM and Proxmark3 RDV4. It can be erased and written 100,000 times. Suitable for making new and back-up tags. More product info and FAQ is listed in the Product Description. Please read them before purchase.
- Product Size: 40*30*4mm(1.57*1.18*0.16 inch). High-Quality Copper Coil inside. Casing Material: ABS Plastic. Waterproof & Durable.
- Package includes: 20pcs black 125kHz T5577 key fob. Standard 125Khz ID RFID keyfob, support 125khz proximity ID cards token tag duplication. Note: These are blank key tags without pre-programmed card numbers. You cannot directly add them to RFID locks or use a card reader to read them. Before using, please write data(card numbers) into them by a 125kHz RFID card writer first.
- Chip: ATMEL T5577 (compatible with other universal 125kHz tags). Frequency: 125kHz; Sensing Distance: 2.5 to 10 cm (1 to 4 inch); Data Storage Life: 10 Years. It's rewritable, and it can write in 125khz id format and H-ID WG 125khz format, can be customised to 26-bit Prox format. Compatible with T5567 T5577 EM4305.
- Applications: Hotel key chain, Access control systems, time attendance system, ticketing, packing card. This T5577 proximity key card can copy duplicate em4100 TK4100 ID Card Keychains tags.
8.4Good
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