I need a fixed, read-only ID
TM1990A-F5
Check the reader or controller model and firmware before ordering.
Reference priceUS$0.25–0.50 per piece
Reference price includes a plastic handle.
Bulk order minimum500 pieces
Touch Memory · 1-Wire®
Product catalogue: keys, blanks, readers and accessories
Full Touch Memory / 1-Wire range. Tell us your model, volume and any marking or packing needs; feasibility and cost are confirmed in the quote.
Which Touch Memory key do you need?
Start with the ID: fixed at the factory, or writable with your equipment.
For these two models: 10 free sample pieces, ready in 3 days; you pay sample shipping. 500 pieces are usually ready in 1 week. Transit time is additional.
I need to write or rewrite an ID
RW1990
Confirm writer support for the supplied blank version. Test writing, rewriting and acceptance by the target system.
Reference priceUS$0.26–0.55 per piece
Reference price includes a plastic handle.
Bulk order minimum500 pieces
Not sure which key your system needs?
Ask us to check compatibility →iButton Serial-Number Keys
Read-only 64-bit ROM keys for access-control and intercom projects.
DS1990A-F5
DS1990A-F5 Serial Number iButton
A 64-bit ROM key in the F5 can, built to the DS1990A format.
DS1990A-F3
DS1990A-F3 Serial Number iButton
Same Ø16.25 mm diameter as the F5 in a slimmer 3.1 mm F3 can for flush mounting.
DS1990R-F5
DS1990R-F5 iButton (presence-pulse variant)
R-variant; the original manufacturer's datasheet describes a presence pulse on contact with a live bus.
TM1990A-F5
TM1990A-F5 Touch Memory Key
Fixed-ID Touch Memory key for equipment and access-control projects.
Reference price
US$0.25–0.50 per piece
Bulk order minimum: 500 pieces
TM-MAG
Magnetic Dallas Key (with holder)
DS1990A key pre-assembled into a magnetic-ring key fob.
TM-NMAG
Non-Magnetic Dallas Key
Standard fob assembly without the magnet ring.
Rewritable Blanks
Programmable blanks for key-cutting shops and duplicating services.
RW1990
RW1990 Rewritable Blank
A rewritable TM blank for duplicating services.
Reference price
US$0.26–0.55 per piece
Bulk order minimum: 500 pieces
RW1990.2
RW1990.2 Rewritable Blank
RW1990.2 blank; confirm its version and required write procedure.
TM-01A
TM-01A One-Time Copy Blank (Dallas OTP)
One-time-programmable blank; confirm the source key and target equipment before ordering.
TM08v2
TM08v2 Multi-Format Blank
Multi-format blank; confirm the supplied version and your duplicator's support.
RW2004
RW2004 Rewritable Blank
Rewritable blank with memory area for extended-format keys.
TMK-RW2000
RW2000 One-Time Copy Blank (Cyfral / Metakom)
OTP blank for Cyfral and Metakom keys: written once, then locked.
Memory iButtons
NV RAM / EEPROM devices from 1 Kb to 64 Kb, including SHA-1 authentication parts.
DS1991
DS1991 MultiKey iButton
Three password-protected 384-bit subkeys in one button.
DS1992 / DS1993
DS1992 / DS1993 Memory iButton
1 Kb and 4 Kb NV RAM tokens for carrying data on the key.
DS1996
DS1996 64 Kb Memory iButton
The large-memory token — 64 Kb of rewritable NV RAM.
DS1961S
DS1961S SHA-1 Authentication iButton
1 Kb EEPROM with on-chip SHA-1 challenge–response.
DS1971
DS1971 EEPROM iButton
256-bit EEPROM — non-volatile without a battery.
DS1982
DS1982 Add-Only iButton
1 Kb add-only EPROM for records that should not be altered.
Temperature & Data Loggers
Self-contained Thermochron / Hygrochron loggers for cold-chain and process monitoring.
DS1921G
DS1921G Thermochron Temperature Logger
A cold-chain logger: 2048 timestamped readings plus a built-in histogram, −40 to +85 °C.
DS1922L
DS1922L High-Resolution Temperature Logger
±0.5 °C accuracy and 0.0625 °C resolution per the datasheet, sampling as fast as once per second.
DS1923
DS1923 Hygrochron Temperature + Humidity Logger
Logs relative humidity — 0–100 % RH alongside temperature, from one stainless can.
DS1925
DS1925 High-Capacity Long-Mission Logger
Up to 125,440 timestamped readings per the datasheet — 15× the DS1922L, enough for a year-long mission at one point per 5 min.
Readers, Probes & Adapters
Contact probes, panel-mount readers and USB 1-Wire masters.
TMR-01
TMR-01 Copper TM Probe
Chrome-plated copper probe with pre-wired leads — the minimal front-end.
TMR-01A
TMR-01A Copper TM Probe with Guide Ring
The TMR-01 with a polymer guide ring — the ring helps guide the key onto the contact.
TMR-02
TMR-02 Panel-Mount TM Probe (DS9092 format)
DS9092-format panel probe with M18×1 nut and 200 mm leads — a familiar front end for controllers.
TMR-02-4P
TMR-02-4P Panel Probe with LED (DS9092L format)
The TMR-02 with a built-in LED — four wires, so the controller can light the ring on a valid read.
TMR-03
TMR-03 Magnetic TM Key Probe
A permanent magnet holds the key on the contact — designed for reads with no pressure and no aiming.
TMR-04
TMR-04 Isolated-Ground TM Probe (ABS capsule)
Copper contacts in an ABS capsule — designed to keep the key ground off the panel.
Holders, Fobs & Accessories
Fob holders, magnetic rings and panel sockets to finish the installation.
DS9093A
DS9093A Key Fob Holder
A snap-in plastic fob for F5 iButtons.
TM-SKT
Panel-Mount TM Socket with LED
Illuminated receptor socket for door panels and gates.
TM1990-WB
Silicone Wristband with iButton
Wearable TM credential for wet and high-turnover venues.
TM1990-LT
Leather iButton Key Tag
Stitched leather fob for hotels, offices and premium issuance.
TM-MINI
Mini TM Key Fob
Compact teardrop fob — smaller than a standard holder.
TM-PH01
TM-PH01 POM Key Fob
A POM key-fob holder; colours are confirmed in the quote.
TM Cards & Combi Cards
Card-format Touch Memory, including dual TM + RFID credentials.
RFID Keyfobs & Tags
125 kHz T5577 rewritable fobs and epoxy tags, plus UID-changeable 13.56 MHz tags — the contactless side of a mixed estate.
Duplicators & Programmers
Handheld copiers and bench programmers for TM and RFID credentials.
TMRF-2RW
TMRF-2RW Dual-Technology Copier (TM + 125 kHz RFID)
One handheld unit copies both contact TM keys and 125 kHz RFID fobs, with the ID on an LCD.
TMPRG_Easy
TMPRG_Easy Key Copier
One-touch copier — no PC and no menus.
TMPRG_D
TMPRG_D Handheld Programmer
Battery programmer with screen, memory and PC upload.
Key ICs & Chipsets
1-Wire key ICs for other key manufacturers; die or packaged formats are confirmed in the quote.
TM Cabinet & Locker Locks
Battery-powered cabinet locks opened by a TM 1990 key — for gyms, spas, lockers and furniture.
TM09
TM09 Cabinet Lock
Plastic-front locker lock opened by a TM 1990 key.
TM12
TM12 Zinc-Alloy Cabinet Lock
Slim plated zinc-alloy lock for furniture and display cases.
TM10B
TM10B Glass-Front Cabinet Lock
Toughened-glass front with a panel designed to carry printed artwork.
LY09
LY09 Electronic Rim Lock
Stainless rim lock, one master plus 1000 sub-keys.
56 models · 11 Product categories