Automotive Keys
The evolution of automotive keys reflects major advancements in vehicle security and convenience. What was once a simple piece of cut metal is now a complex electronic component crucial for a car's operation. At Noble Key Supply, we provide a full range of these modern solutions.
Mechanical Keys
These are the most traditional types, featuring only metal cuts designed to physically turn the ignition cylinder and door locks. While still common in older models, they lack integrated security features and can be easily duplicated by any locksmith or hardware store.
Remote Keys and Remotes
The first step in convenience technology added simple radio transmitters to a key head or as a separate fob ("remote"). These remotes operate the power locks and trunk release from a distance, but the mechanical blade is still required to start the engine.
Transponder Keys (Chip Keys)
A massive leap in security came with transponder keys, introduced widely in the 1990s. These keys contain a small electronic chip (transponder) embedded in the plastic head. When the key is inserted into the ignition, the car’s computer sends a signal that the chip must respond to with a unique, correct code. If the code is wrong, the engine is immobilized—hence the term "immobilizer system." These keys require specialized equipment to program correctly, a core service provided by professionals using parts from Noble Key Supply.
Proximity Keys (Smart Keys)
The latest standard in modern vehicles is the proximity key or "smart key." These allow the driver to keep the fob in their pocket or bag. The car senses the key's presence (proximity) and allows the user to unlock the doors by touching the handle and start the engine with a push-button ignition. This advanced technology uses continuous encrypted communication between the car and the fob, offering maximum convenience and high security.
From simple mechanical keys to advanced smart keys, automotive technology demands specialized knowledge and quality parts. Noble Key Supply is your trusted source for all modern key solutions.
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-EMA50
In Stock
Emergency Key Insert for Hyundai Smart Key, HY18Aftermarket Replacement for Part # 81996-A5020 Lishi: HY20Note: Double Sided Blade for HY18 Keyway
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$3.99
-
Original price
$3.99
Original price
$3.99
$3.99
-
$3.99
Current price
$3.99
EK-EMJ90
In Stock
Emergency Key Insert for Hyundai Smart Key, 81996-J9020Aftermarket Replacement for Part # 81996-G3020, 81996-J9020, 95440-J9000, 81999-G3020, 81996...
View Full Details
Original price
$3.99
-
Original price
$3.99
Original price
$3.99
$3.99
-
$3.99
Current price
$3.99
Original price
$2.69
-
Original price
$2.69
Original price
$2.69
$2.69
-
$2.69
Current price
$2.69
EK-EM5382
In Stock
Emergency Key Insert for Cadillac and Corvette Smart Key, 25995382Aftermarket Replacement Insert BladeOEM PN: 25995382, 15833937, 5908114 Lishi: B1...
View Full Details
Original price
$2.69
-
Original price
$2.69
Original price
$2.69
$2.69
-
$2.69
Current price
$2.69
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-AUD701
In Stock
Emergency Key Insert for Audi Smart Key, A2016060701Aftermarket Replacement Insert BladeOEM PN: A2016060701 Lishi: HU66
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-5MP0A
In Stock
Nissan Insert Blade (Emergency Key)Aftermarket ReplacementTest Key: DA34Lishi: NSN14Replaces PN: H0564-5MP0A
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-CHY-9237
In Stock
Emergency Key Insert for JEEP Proximity RemotesAftermarket Replacement for Part # 68519237AALishi: CY24R Test Key: Y159
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-EM170
In Stock
Emergency Key Insert for Lincoln Smart Key, HU101 Lishi: HU101Aftermarket Replacement for Part # 164-R8170, 5929533Note:
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$9.99
$9.99
-
$9.99
Current price
$9.99
SH-FD-237
In Stock
4 Button Proximity Key Shell for Ford Includes Emergency Door Key Note: This is a shell ONLY. No electronics included with this item.
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$9.99
$9.99
-
$9.99
Current price
$9.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$9.99
$9.99
-
$9.99
Current price
$9.99
SH-FD-238
In Stock
4 Button Proximity Key Shell for Ford Transit Includes Emergency Door Key Note: This is a shell ONLY. No electronics included with this item.
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$9.99
$9.99
-
$9.99
Current price
$9.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$22.99
$22.99
-
$22.99
Current price
$22.99
PRX-G2897
In Stock
GMC 3-Button Smart Key HYQ1AS 13522897 315 MHzAftermarket ReplacementFCC ID: HYQ1ASFrequency: 315 MHzBattery: CR2032Button: Lock, Unlock, PanicAfte...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$22.99
$22.99
-
$22.99
Current price
$22.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$32.99
$32.99
-
$32.99
Current price
$32.99
PRX-INF-6SA7B
Out of stock
5 Button Proximity Smart Key Replacement for Infiniti 285E3-6SA7BAftermarket ReplacementFCC ID: KR5TXN4IC: 7812D-TXN4Frequency: 434 MHzBattery: CR2...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$32.99
$32.99
-
$32.99
Current price
$32.99
Sold Out
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$24.99
$24.99
-
$24.99
Current price
$24.99
PRX-LAND-TX9
Low stock
Land Rover LR2 Five Button Smart Key NT1-TX9Aftermarket ReplacementFCC ID: NT1-TX9Chip: 46Frequency: 315 MHzBattery: CR2032Button: Lock, Unlock, Li...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$24.99
$24.99
-
$24.99
Current price
$24.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$69.99
$69.99
-
$69.99
Current price
$69.99
PRX-ACU-TJB-D2
Low stock
Acura RDX 4-Button Smart Key KR5TP-2, 72147-TJB-A31 (Driver 2)Aftermarket ReplacementFCC ID: KR5TP-2IC: 7812D-TP2Frequency: 433 MHzBattery: CR2032...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$69.99
$69.99
-
$69.99
Current price
$69.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$29.99
$29.99
-
$29.99
Current price
$29.99
PRX-BMW-863-433
In Stock
BMW 4-Button Smart Key KR55WK49863 433 MHz Aftermarket ReplacementFCC ID: KR55WK49863Frequency: 433 MHzBattery: CR2450Button: Lock, Unlock, Trunk, ...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$29.99
$29.99
-
$29.99
Current price
$29.99
Original price
$39.99
-
Original price
$39.99
Original price
$39.99
$39.99
-
$39.99
Current price
$39.99
PRX-HY-M5300
Low stock
Hyundai 4-Button Smart Key 95440-M5300Aftermarket ReplacementFCC ID: TQ8-FOB-4F20IC: 5074A-FOB4F20Frequency: 434 MHzBattery: CR2032Button: Lock, Un...
View Full Details
Original price
$39.99
-
Original price
$39.99
Original price
$39.99
$39.99
-
$39.99
Current price
$39.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$13.99
$13.99
-
$13.99
Current price
$13.99
K-HU66-MQB-PT
In Stock
HU66-MQB Transponder KeyAftermarket ReplacementChip: Megamos AES (MQB), ID88Test Key: HU66Lishi: HU66Replaces PN: HU66T88, HU66MQB, VW39Note:
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$13.99
$13.99
-
$13.99
Current price
$13.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$59.99
$59.99
-
$59.99
Current price
$59.99
PRX-ALFA-HAA
Low stock
Alfa Romeo Proximity Key Replacement for KR5ALFA434Aftermarket ReplacementFCC ID: KR5ALFA434IC: 7812D-ALFA434Chip: 4AFrequency: 434 MHzBattery: CR...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$59.99
$59.99
-
$59.99
Current price
$59.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$19.99
$19.99
-
$19.99
Current price
$19.99
R-ACU-355H-A
In Stock
Acura 3-Button Remote 72147-S6M-A02Aftermarket ReplacementFCC ID: OUCG8D-355H-AIC: G8D-355H-AFrequency: 308 MHzBattery: CR2025Button: Lock, Unlock,...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$19.99
$19.99
-
$19.99
Current price
$19.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
RK-VW-754
In Stock
Slot Key Replacement for Volkswagen Touareg IYZVWTOUAAftermarket ReplacementFCC ID: IYZVWTOUAIC: 2701A-VWTOUAFrequency: 315 MHzBattery: CR2032Butto...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
Original price
$16.99
-
Original price
$16.99
Original price
$16.99
$16.99
-
$16.99
Current price
$16.99
RK-AUD-231E
In Stock
Remote Flip Key Replacement for Audi MYT8Z0837231Aftermarket ReplacementFCC ID: MYT8Z0837231Chip: MEGAMOS 48Frequency: 315 MHzBattery: CR2032Button...
View Full Details
Original price
$16.99
-
Original price
$16.99
Original price
$16.99
$16.99
-
$16.99
Current price
$16.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$24.99
$24.99
-
$24.99
Current price
$24.99
PRX-BMW-7229
In Stock
BMW 3-Button Smart Key YGOHUF5662 315 MHz (CAS4)Aftermarket ReplacementFCC ID: YGOHUF5662IC: 4008C-HUF5662Frequency: 315 MHzBattery: CR2450Button: ...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$24.99
$24.99
-
$24.99
Current price
$24.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
RK-CHY-FR54
In Stock
2015-2020 Jeep Renegade Fiat 500X / 4-Button Flip Key / PN: FI5-AM433TX / 2ADFTFI5AM433T
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$22.99
$22.99
-
$22.99
Current price
$22.99
R-MIT-983
Low stock
Mitsubishi 2-Button Remote MR587983Aftermarket ReplacementFCC ID: OUCG8D-525M-AFrequency: 315 MHzBattery: CR2032Button: Lock, UnlockReplaces PN: MR...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$22.99
$22.99
-
$22.99
Current price
$22.99
Original price
$77.99
-
Original price
$77.99
Original price
$77.99
$77.99
-
$77.99
Current price
$77.99
PRX-MIT-B424
In Stock
Mitsubishi 4 Button Smart Proximity Key 8637B424Aftermarket ReplacementFCC ID: OUC003MIC: 850G-00003MChip: ID47Frequency: 315 MHzBattery: CR2032But...
View Full Details
Original price
$77.99
-
Original price
$77.99
Original price
$77.99
$77.99
-
$77.99
Current price
$77.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$49.99
$49.99
-
$49.99
Current price
$49.99
PRX-KIA-J5200
In Stock
Kia 4-Button Smart Key TQ8-FOB-4F15 95440-J5200 433 MHzAftermarket ReplacementFCC ID: TQ8-FOB-4F15IC: 5074A-FOB4F15Chip: 47Frequency: 434 MHzBatter...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$49.99
$49.99
-
$49.99
Current price
$49.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$28.99
$28.99
-
$28.99
Current price
$28.99
PRX-INF-6HE1A
In Stock
4 Button Proximity Smart Key Replacement for Infiniti 285E3-6HE1AAftermarket ReplacementFCC ID: KR5TXN7IC: 7812D-TXN7Frequency: 434 MHzBattery: CR2...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$28.99
$28.99
-
$28.99
Current price
$28.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
PRX-HY-K5010
In Stock
Hyundai Santa Cruz 5-Button Smart Key 95440-K5010 433 MHzAftermarket ReplacementFCC ID: TQ8-FOB-4F27Chip: ID47Frequency: 433 MHzBattery: CR2032Butt...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
PRX-HY-K5000
Low stock
Hyundai Santa Cruz 5-Button Smart Key 95440-K5000 433 MHzAftermarket ReplacementFCC ID: TQ8-FOB-4F27Chip: ID47Frequency: 433 MHzBattery: CR2032Butt...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
PRX-CHY-76T-2
In Stock
RAM Tailgate Lock Smart Key GQ4-76T 68381171AB 433 MHzAftermarket ReplacementFCC ID: GQ4-76TIC: 1470A-76TChip: 4A ChipFrequency: 433 MHzBattery: CR...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$39.99
$39.99
-
$39.99
Current price
$39.99
Original price
$39.99
-
Original price
$39.99
Original price
$39.99
$39.99
-
$39.99
Current price
$39.99
RK-KIA-A9300
Out of stock
Kia Sedona Remote Flip Key 95430-A9300Aftermarket ReplacementFCC ID: TQ8-RKE-4F21IC: 5074A-RKE4F21Frequency: 433 MHzBattery: CR2032Button: Lock, Un...
View Full Details
Original price
$39.99
-
Original price
$39.99
Original price
$39.99
$39.99
-
$39.99
Current price
$39.99
Sold Out
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$46.99
$46.99
-
$46.99
Current price
$46.99
68425092-AM
In Stock
Jeep 6-Button Smart Key M3NWXFOB1 68425092AA 433 MHzAftermarket ReplacementFCC ID: M3NWXF0B1, M3NWXFOB1IC: 7812D-434ALFAFrequency: 433 MHzBattery: ...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$46.99
$46.99
-
$46.99
Current price
$46.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$2.49
$2.49
-
$2.49
Current price
$2.49
K-TR40 (Pack of 5)
In Stock
TR40 Mechanical Key, by JMA, (Pack of 5) Other Part Numbers: X174, DH4R, 321726, TR40, TOYO-20D Lishi: TOY38R
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$2.49
$2.49
-
$2.49
Current price
$2.49
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
K-RA3, Pack of 10
In Stock
K-RA3 Mechanical Key (Pack of 10) AMM-2
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$39.99
-
Original price
$39.99
Original price
$39.99
$39.99
-
$39.99
Current price
$39.99
PRX-FD-R8333
In Stock
Ford F-250+ 4-Button Smart Key 164-R8333Aftermarket ReplacementFCC ID: M3N-A3C108397IC: 7812-A3C108397Frequency: 434 MHzBattery: CR2450Button: Lock...
View Full Details
Original price
$39.99
-
Original price
$39.99
Original price
$39.99
$39.99
-
$39.99
Current price
$39.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$48.99
$48.99
-
$48.99
Current price
$48.99
PRX-VW-202J5
In Stock
Proximity Flip Key Replacement for Volkswagen Passat 561837202JAftermarket ReplacementFCC ID: NBGFS93NIC: 2694A-FS93NChip: Megamos 48Frequency: 315...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$48.99
$48.99
-
$48.99
Current price
$48.99
Original price
$49.99
-
Original price
$49.99
Original price
$49.99
$49.99
-
$49.99
Current price
$49.99
PRX-GEN-AR001
Low stock
Genesis 6-Button Smart Key 95440-AR001Aftermarket ReplacementFCC ID: TQ8-FOB-4F36Frequency: 434 MHzBattery: CR2032Button: Lock, Unlock, Hatch, Pani...
View Full Details
Original price
$49.99
-
Original price
$49.99
Original price
$49.99
$49.99
-
$49.99
Current price
$49.99
Original price
$49.99
-
Original price
$49.99
Original price
$49.99
$49.99
-
$49.99
Current price
$49.99
PRX-GEN-T1010
Low stock
Genesis G80 6-Button Smart Key 95440-T1010Aftermarket ReplacementFCC ID: TQ8-FOB-4F36Frequency: 433 MHzBattery: CR2032Button: Lock, Unlock, Trunk, ...
View Full Details
Original price
$49.99
-
Original price
$49.99
Original price
$49.99
$49.99
-
$49.99
Current price
$49.99
Original price
$3.99
-
Original price
$3.99
Original price
$3.99
$3.99
-
$3.99
Current price
$3.99
EK-EM1409
Low stock
Aftermarket Replacement Volvo Insert BladeOEM PN: 30699525, 30753761 Lishi: HU101Note:
Original price
$3.99
-
Original price
$3.99
Original price
$3.99
$3.99
-
$3.99
Current price
$3.99
Original price
$2.99
-
Original price
$2.99
Original price
$2.99
$2.99
-
$2.99
Current price
$2.99
EK-EM2S0
Out of stock
Emergency Key Insert for Hyundai Sonata, Tucson Smart Key, 81999-2S040Aftermarket Replacement Insert Blade Lishi: HY22OEM PN: 81999-2S040, 81996-3Z...
View Full Details
Original price
$2.99
-
Original price
$2.99
Original price
$2.99
$2.99
-
$2.99
Current price
$2.99
Sold Out
Original price
$2.99
-
Original price
$2.99
Original price
$2.99
$2.99
-
$2.99
Current price
$2.99
EK-EM770
In Stock
Emergency Key Insert for Mitsubishi Smart Key, 6370A770Aftermarket Replacement for Part # 6370A770 Lishi: MIT11Note: MIT3 Keyway
Original price
$2.99
-
Original price
$2.99
Original price
$2.99
$2.99
-
$2.99
Current price
$2.99
Original price
$3.79
-
Original price
$3.79
Original price
$3.79
$3.79
-
$3.79
Current price
$3.79
EK-EMC465
In Stock
Emergency Key Insert for Mitsubishi Smart Key, 6370C465 Lishi: MIT11Aftermarket Replacement for Part # 6370C465
Original price
$3.79
-
Original price
$3.79
Original price
$3.79
$3.79
-
$3.79
Current price
$3.79
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-EM075
Low stock
Emergency Key Insert for Kia Smart Key, HY22Aftermarket Replacement for Part # 81996-A4040, 81996-2P300 Lishi: HY22Note: Double Sided Blade for HY2...
View Full Details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-EM119
In Stock
Emergency Key Insert for Cadillac and Corvette Smart Key, HU100Aftermarket Replacement for Part # 13536119, 5944324 Lishi: HU100Note:
Original price
$4.99
-
Original price
$4.99
Original price
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-CAS4C
In Stock
Emergency Key for BMW CAS4 / FEM (Chrome)Aftermarket Replacement Lishi: HU100R
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-MIN127
In Stock
Mini Cooper Emergency Key HU127Aftermarket ReplacementReplaces PN: 9345898-01, 9367409-01 Lishi: HU100R EXT
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-9894AB
In Stock
Emergency Key for Chrysler Pacifica and Voyager 68289894ABAftermarket Replacement Lishi: CY24
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
EK-57L00
In Stock
Suzuki Kizashi Insert Blade (Emergency Key)Aftermarket ReplacementTest Key: SUZ20 or MZ31Lishi: HU87Replaces PN: 37145-57L00
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$4.99
$4.99
-
$4.99
Current price
$4.99
The evolution of automotive keys reflects major advancements in vehicle security and convenience. What was once a simple piece of cut metal is now a complex electronic component crucial for a car's operation. At Noble Key Supply, we provide a full range of these modern solutions.
Mechanical Keys
These are the most traditional types, featuring only metal cuts designed to physically turn the ignition cylinder and door locks. While still common in older models, they lack integrated security features and can be easily duplicated by any locksmith or hardware store.
Remote Keys and Remotes
The first step in convenience technology added simple radio transmitters to a key head or as a separate fob ("remote"). These remotes operate the power locks and trunk release from a distance, but the mechanical blade is still required to start the engine.
Transponder Keys (Chip Keys)
A massive leap in security came with transponder keys, introduced widely in the 1990s. These keys contain a small electronic chip (transponder) embedded in the plastic head. When the key is inserted into the ignition, the car’s computer sends a signal that the chip must respond to with a unique, correct code. If the code is wrong, the engine is immobilized—hence the term "immobilizer system." These keys require specialized equipment to program correctly, a core service provided by professionals using parts from Noble Key Supply.
Proximity Keys (Smart Keys)
The latest standard in modern vehicles is the proximity key or "smart key." These allow the driver to keep the fob in their pocket or bag. The car senses the key's presence (proximity) and allows the user to unlock the doors by touching the handle and start the engine with a push-button ignition. This advanced technology uses continuous encrypted communication between the car and the fob, offering maximum convenience and high security.
From simple mechanical keys to advanced smart keys, automotive technology demands specialized knowledge and quality parts. Noble Key Supply is your trusted source for all modern key solutions.