# Access Control

> RFID/NFC modules and cards, readers, electromagnetic locks, fingerprint and facial recognition sensors for access control systems

- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Category page: https://sigmanortec.ro/en/access-control
- Category: Electronic components > Access Control
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:32 (Europe/Bucharest)

## Subcategories

- [RFID Cards and Tags](https://sigmanortec.ro/en/llms/c/200.md): RFID/NFC cards, tags and keyfobs (125kHz, 13.56MHz) like NTAG213/216, S50, EM4100/4305, plus card copiers (8 products)
- [Locks and Electromagnets](https://sigmanortec.ro/en/llms/c/271.md): Retention electromagnets and electromagnetic locks for access control systems, 5V/12V (3 products)

## Products (24)

### Inductive vehicle detector, barriers and gates, adjustable sensitivity, relay output, 220VAC
- Page: https://sigmanortec.ro/en/inductive-vehicle-detector-barriers-and-gates-adjustable-sensitivity-relay-output-220vac
- Details: https://sigmanortec.ro/en/llms/p/2305.md
- Price: 277.92 RON
- Availability: In stock; 1-2 zile
- Reference: 88128 · EAN: 5947809890942
- Specifications: Output Type Voltage: Closed-Open Contact; Input Voltage: 220VAC; Input Voltage Type: AC

Ideal for automating barriers, gates and access control, it quickly detects vehicles through the inductive loop mounted in the roadway. It offers 10 ms response, 4-level adjustable sensitivity and adjustable frequency for installation adaptation, and the 220VAC relay output ensures easy integration into the control panel, with LED indication for quick verification.
The inductive vehicle detector is designed for the automation of barriers, gates and access systems, detecting the presence of vehicles through an inductive loop mounted in the roadway.

### RFID module kit 13.56MHz, RC522 compatible, HW-126, 3.3V
- Page: https://sigmanortec.ro/en/rfid-module-kit-1356mhz-rc522-33v
- Details: https://sigmanortec.ro/en/llms/p/267.md
- Price: 9.53 RON
- Availability: In stock; 1-2 zile
- Reference: 22118 · EAN: 5944343212223
- Specifications: Input Voltage: 3.3 V

Compatible RC522 RFID module for Arduino projects and other development boards, ideal for reading and writing 13.56MHz cards and key fobs, includes a card and key fob tag plus pins. It operates at 3.3V with low power consumption, supports multiple MIFARE card types, offers fast transfer up to 10Mbit/s, and works reliably between -20 and 80C.
The compatible RFID RC522 kit is a complete solution for projects involving contactless identification, providing everything needed to get started quickly: a compatible RFID RC522 module, a 13.56MHz RFID card, and a 13.56MHz RFID key fob, along with header pins for soldering.

### RFID module, 125KHz, RDM6300, UART
- Page: https://sigmanortec.ro/en/rfid-module-125khz-rdm6300-uart
- Details: https://sigmanortec.ro/en/llms/p/889.md
- Price: 23.27 RON
- Availability: In stock; 1-2 zile
- Reference: 9082 · EAN: 5940164010772

125KHz RFID reader module, RDM6300 series, with serial UART output, compatible with Arduino and other development boards. Supply voltage 5V, decoding time under 100mS, reads EM4100 cards (read only or read/write), maximum effective reading distance up to 150mm. Version V0.3.

### NFC, RFID, PN532 V3, I2C, SPI and HSU module
- Page: https://sigmanortec.ro/en/nfc-rfid-pn532-v3-i2c-spi-and-hsu-module
- Details: https://sigmanortec.ro/en/llms/p/1485.md
- Price: 29.72 RON
- Availability: Out of stock
- Reference: R-9379 · EAN: 5944171678307

NFC/RFID module PN532 V3 for reading and writing cards, compatible with Arduino and other boards at 3.3V or 5V. Supports I2C, SPI and HSU interfaces selectable via switches, with logic level converter. Enables P2P communication and NFC interaction with Android phones, reading distance up to 5-7cm. Compatible with Mifare, Ultralight, DesFire and FeliCa. Includes PN532 module, pin header, RFID card and keychain, female-female wires.

### RFID card copier, 125KHz, EM4100
- Page: https://sigmanortec.ro/en/rfid-card-copier-125khz-em4100
- Details: https://sigmanortec.ro/en/llms/p/1651.md
- Price: 44.90 RON
- Availability: In stock; 1-2 zile
- Reference: 9536 · EAN: 5948004489771

Portable programmer for duplicating RFID cards and tags at 125KHz. Reads EM4100 and TK4100, writes to EM4305, T5577, CET5557, 5200, EM4205. Stores the last read card to write multiple cards consecutively without re-reading. Power supply: 3VDC, 2xAAA (not included). Lifespan >20000 operations. Dimensions: 115x70x30 mm.

### RFID key fob, EM4305, programmable
- Page: https://sigmanortec.ro/en/rfid-key-fob-em4305-programmable
- Details: https://sigmanortec.ro/en/llms/p/1755.md
- Price: 4.88 RON
- Availability: In stock; 1-2 zile
- Reference: 9646 · EAN: 5944762034413

RFID key fob with EM4305 chip, programmable and rewritable, used in access control and identification systems. Operates at 125KHz frequency, with a read distance of 3-10 cm depending on the reader. Made of plastic with a metal ring, water resistant. Dimensions: 35 x 28 x 4 mm.

### Access control module, NFC, RFID and Fingerprint, 2 channels, 10-120VDC
- Page: https://sigmanortec.ro/en/access-control-module-nfc-rfid-and-fingerprint-2-channels-10-120vdc
- Details: https://sigmanortec.ro/en/llms/p/2195.md
- Price: 297.58 RON
- Availability: In stock; 1-2 zile
- Reference: 88041 · EAN: 5948447589854
- Specifications: Supply Voltage: 10; Maximum Input Voltage: 120; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Access control module with authentication via fingerprint, 13.56MHz IC card or NFC phone (ref. 88041). Powered by 10-120VDC, stores 100 cards and 50 fingerprints, 2 integrated relays with support for an optional third relay. Offers 10 configurable operating modes, programmable activation times and a 3V auxiliary output. The fingerprint reader has a resolution of 120x120 and is not water resistant.

### NFC card, NTAG216, 13.56MHz
- Page: https://sigmanortec.ro/en/nfc-card-ntag216-1356mhz
- Details: https://sigmanortec.ro/en/llms/p/2216.md
- Price: 3.97 RON
- Availability: Out of stock
- Reference: 88055 · EAN: 5945176112605

NFC card with NTAG216 chip, operates at 13.56MHz using ISO14443A protocol, with a usable capacity of 888 bytes. Read/write distance 1-5 cm, over 100,000 rewrite cycles, data retention over 10 years. Made of durable PVC, dimensions 85.6 x 54 x 0.8 mm, white surface, printable for customization. Compatible with Arduino, Raspberry Pi and NFC-enabled Android devices, suitable for access, authentication and automation.

### GSM relay module, gate opener, G202 Plus, 9-24V, 4G
- Page: https://sigmanortec.ro/en/gsm-relay-module-gate-opener-g202-plus-9-24v-4g
- Details: https://sigmanortec.ro/en/llms/p/1650.md
- Price: 380.29 RON
- Availability: In stock; 1-2 zile
- Reference: 88188 · EAN: 5940273386232
- Specifications: Supply Voltage: 9; Maximum Input Voltage: 24; Output Type Voltage: Closed-Open Contact; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Model: G202 Plus

GSM relay module for opening gates and remote control of equipment, activated by free call or SMS, works on the 4G network and is easily configured with SMS commands, allows authorization of up to 999 users for secure access, has relay with COM NC NO contacts, removable external antenna and DIN rail mounting.
Relay module with remote control via GSM that can be used to open gates, doors or to remotely control any kind of device or equipment.
The module is the 4G version , different from the standard version that only supports the 2G network.
The relay is activated by direct call to the card installed in the module or by SMS message.

### GSM relay module, gate opener, G203, 9–24V, 2G
- Page: https://sigmanortec.ro/en/gsm-relay-module-gate-opener-g202-plus-9-24v-2g
- Details: https://sigmanortec.ro/en/llms/p/2231.md
- Price: 238.75 RON
- Availability: In stock; 1-2 zile
- Reference: 9535 · EAN: 5946024080961
- Specifications: Supply Voltage: 9; Maximum Input Voltage: 24; Output Type Voltage: Closed-Open Contact; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

GSM relay module for gate opening and access control, fast activation by rejected call or SMS, works on 2G network and is powered at 9-24V. It allows storing up to 1001 authorized numbers and defining administrators and users, includes an external antenna and Nano SIM slot, COM NC NO relay output with configurable pulse time.
GSM remote-control relay module that can be used to open gates, doors, or to remotely control any kind of device or equipment.
The module is the 2G version, which supports only 2G networks and does not support 4G. A 4G model is also available in the catalog.
The relay is activated either by directly calling the SIM card installed in the module or by SMS message.

### Optical fingerprint sensor module, R307S, 3.3-5V
- Page: https://sigmanortec.ro/en/optical-fingerprint-sensor-module-r307s-33-5v
- Details: https://sigmanortec.ro/en/llms/p/2145.md
- Price: 129.58 RON
- Availability: In stock; 1-2 zile
- Reference: 9972 · EAN: 5942571783768
- Specifications: Input Voltage: 3.3 - 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Optical biometric sensor for fast fingerprint identification and verification in embedded projects, ideal for access control, time attendance or smart locks. Integrates sensor, DSP and FLASH memory in an all-in-one solution, stores up to 300 fingerprints, has 500 DPI resolution and finger presence detection. Easily connects via UART TTL or USB 2.0, operates at 3.3-5V.
R307S module, compatible with Arduino and other development boards, as well as directly with PC via USB UART interface. This is a biometric sensor, designed for accurate and fast fingerprint identification and verification.

### Facial recognition module, HLK-TX510, 3D, Binocular camera, display
- Page: https://sigmanortec.ro/en/facial-recognition-module-hlk-tx510-3d-binocular-camera-display
- Details: https://sigmanortec.ro/en/llms/p/2018.md
- Price: 479.21 RON
- Availability: In stock; 1-2 zile
- Reference: 9828 · EAN: 5943921042504

Hi-Link HLK-TX510 3D facial recognition module with two binocular cameras (IR and RGB) and an integrated 2.8 inch color LCD display. Powered via USB-C at 5V/1A, with UART, USB, MIPI and I2C interfaces. Supports up to 1000 profiles, identification time under 600 ms, success rate above 90%, 2D/3D anti-spoofing protection. RAM 64M, FLASH 16M, display resolution 480x640 pixels, dimensions 96x64mm.

### Magnetic switch MC38, alarm, NC, 100V
- Page: https://sigmanortec.ro/en/magnetic-switch-mc38-alarm-nc-100v
- Details: https://sigmanortec.ro/en/llms/p/1984.md
- Price: 6.03 RON
- Availability: In stock; 1-2 zile
- Reference: 9800 · EAN: 5948278919202

MC38 magnetic contact for doors and windows, used in alarm and access control systems. NC contact, stays closed while the magnet is nearby and opens when separated. Supports up to 100V and 0.5A. Housing made of resistant ABS, quick mounting on frame and sash, with two wires for connection to the alarm system.

### Optical fingerprint sensor, Biovo, C3
- Page: https://sigmanortec.ro/en/optical-fingerprint-sensor-biovo-c3
- Details: https://sigmanortec.ro/en/llms/p/867.md
- Price: 193.60 RON
- Availability: Out of stock
- Reference: R-9061 · EAN: 5948958145235

Optical fingerprint sensor module for access control and authentication in embedded projects, automatically starts scanning upon touch and stores up to 200 fingerprints in flash memory. Offers 500 dpi resolution and 0.45 s scanning time, easily connects via UART TTL interface to development boards, the package includes wires with plug for quick assembly.
Optical fingerprint sensor module, Biovo, plus connection wires with plug (included in the package)
This module scans the fingerprint and can store up to 200 fingerprints in the flash memory. The scanning process starts when the sensor is touched.
Later, through serial connection, this module can be connected to any development board.

### Mini electromagnetic lock, 12V
- Page: https://sigmanortec.ro/en/mini-electromagnetic-lock-12v
- Details: https://sigmanortec.ro/en/llms/p/231.md
- Price: 33.28 RON
- Availability: In stock; 1-2 zile
- Reference: 33567 · EAN: 5940973791848
- Specifications: Input Voltage: 12 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Mini electromagnetic lock of solenoid type, input voltage 12V DC (works from a minimum of 9V). When powered with 12V the rod retracts; unpowered, the rod remains free. Dimensions: 27 x 17.6 x 16 mm. Includes mounting bracket and screws. Suitable for access control and automation projects, can be driven with a development board and a relay.

### Electromagnetic Lock 12V
- Page: https://sigmanortec.ro/en/electromagnetic-lock-12v
- Details: https://sigmanortec.ro/en/llms/p/230.md
- Price: 41.88 RON
- Availability: In stock; 1-2 zile
- Reference: 33292 · EAN: 5947221765026
- Specifications: tension: AD; Input Voltage: 12VDC

Electromagnetic Lock 12V (solenoid lock) for access control in DIY projects. When voltage is applied the bolt retracts, unlocking the lock; without power the bolt is free. Operates at 12VDC, minimum 9V (for demonstration purposes). Dimensions: 53 x 26 x 23 mm. Includes mounting bracket and screws. Recommended to be controlled with a development board and a relay.

### 2-channel remote control, 433MHz, 6V
- Page: https://sigmanortec.ro/en/2-channel-remote-control-433mhz-6v
- Details: https://sigmanortec.ro/en/llms/p/1921.md
- Price: 26.02 RON
- Availability: In stock; 1-2 zile
- Reference: 9745 · EAN: 5940886405795
- Specifications: tension: AD; Input Voltage: 6 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

2-channel remote control (A and B) operating at 433MHz, for remote control of compatible devices and systems, suitable for automation and access systems. Operates at 6V DC, using 2 CR2016 batteries (not included) connected in series. Range 25-50 m, resistant plastic housing, with keychain attachment.

### RFID Starter Kit V1, Arduino compatible
- Page: https://sigmanortec.ro/en/rfid-starter-kit-v1-arduino-compatible
- Details: https://sigmanortec.ro/en/llms/p/277.md
- Price: 198.37 RON
- Availability: Out of stock
- Reference: 33076 · EAN: 5944503923785

RFID Starter Kit V1, Arduino compatible, with Uno R3 board, RFID module with card and keychain, 830 breadboard, jumper and dupont cables. Includes sensors (LM35, flame, photoresistor), displays (1602 LCD, 8x8 dot matrix, 4-digit display), stepper motor, 9g servo, relay module, clock module, IR remote control and buzzer. Does not include usage or assembly instructions.

### Electromagnetic Holding Module, 10N, 5V
- Page: https://sigmanortec.ro/en/electromagnetic-holding-module-10n-5v
- Details: https://sigmanortec.ro/en/llms/p/2332.md
- Price: 50.32 RON
- Availability: In stock; 1-2 zile
- Reference: 88170 · EAN: 5940930529156
- Specifications: Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Holding force: 10 N

Compact solution for fastening and securing through a magnetic field, ideal for robotic prototypes and small automations. It operates directly at 3.2-5.3 V, compatible with Arduino and Raspberry Pi, offers an attraction force of up to 10 N, is easily controlled via a digital signal, and has a low consumption of approximately 200 mA for easy power supply from USB or batteries.
The "holding" type electromagnetic module is a compact and efficient solution for applications requiring mechanical actuation through a magnetic field.
Powered by a voltage of 3.2 - 5.3 VDC, it is directly compatible with platforms such as Arduino or Raspberry Pi, without the need for additional power circuits.

### RFID key fob, 125Khz
- Page: https://sigmanortec.ro/en/rfid-key-fob-125khz
- Details: https://sigmanortec.ro/en/llms/p/1402.md
- Price: 1.94 RON
- Availability: In stock; 1-2 zile
- Reference: 9296 · EAN: 5947862143023

RFID proximity key fob for access control systems, operates at 125 kHz. Has a unique non-rewritable ID and cannot be written with copiers. Compact key fob format, blue color. Reference 9296.

### NFC Tag NTAG213, 13.56MHz
- Page: https://sigmanortec.ro/en/nfc-tag-ntag213-1356mhz
- Details: https://sigmanortec.ro/en/llms/p/762.md
- Price: 2.48 RON
- Availability: In stock; 1-2 zile
- Reference: 33424 · EAN: 5945932932164

Self-adhesive, rewritable NFC tag with NTAG213 chip, ISO14443A standard, 13.56MHz frequency. Total memory 180 bytes, usable 144 bytes. Read/write distance 1-5 cm, time 1-2 ms. Over 100,000 write and read cycles, data retention over 10 years. Diameter 25mm, operating temperature -20 to +55°C, humidity 90%. Compatible with mobile phones for reading/writing.

### RFID Card S50 13.56MHz
- Page: https://sigmanortec.ro/en/rfid-card-s50-1356mhz
- Details: https://sigmanortec.ro/en/llms/p/91.md
- Price: 1.96 RON
- Availability: In stock; 1-2 zile
- Reference: 22117 · EAN: 5943349314979

RFID Card S50, 13.56MHz, compliant with ISO 14443A standard, compatible with RC522, PN532, HW-126 modules and Arduino, ESP32, STM32 platforms. EEPROM memory 1KB (16 sectors x 4 blocks x 16 bytes), rewritable up to 200,000 cycles, fixed 7 byte UID or 4 byte NUID, supports anticollision. Passive power supply via induction, reading distance up to 100mm. Made of PVC, dimensions 86 x 54 x 0.88mm, moisture resistant.

### RFID card 125kHz TK4100
- Page: https://sigmanortec.ro/en/rfid-card-125khz-tk4100
- Details: https://sigmanortec.ro/en/llms/p/90.md
- Price: 1.96 RON
- Availability: In stock; 1-2 zile
- Reference: 33443 · EAN: 5940102812765

125kHz proximity RFID card with TK4100 chip, standard credit-card size, made of PVC, with read-only (non-rewritable) memory. Reading distance up to about 1 cm, compatible with most 125kHz RFID readers. Used for access control, time and attendance tracking, and identification. Basic security level, suited to applications with low security requirements.

### RFID key fob, 13.56MHz, S50
- Page: https://sigmanortec.ro/en/rfid-key-fob-1356mhz-s50
- Details: https://sigmanortec.ro/en/llms/p/61.md
- Price: 2.09 RON
- Availability: In stock; 1-2 zile
- Reference: 22115 · EAN: 5940046224969

RFID key fob 13.56MHz S50 for access control and identification in projects with Arduino and compatible RFID modules, rewritable up to 200k cycles, with a fixed, non-cloneable ID. It works by induction without a battery, is waterproof and made of durable ABS, attaches easily to keys, and offers fast detection at approximately 3-10 cm depending on the reader.
The RFID S50 key fob is a compact proximity tag that operates at a frequency of 13.56MHz and complies with the ISO 14443A standard, being compatible with a wide range of RFID modules available on this frequency, including RC522, PN532, and HW-126 modules.