Modular OTI Trio Designed for outdoor retail, OTI Trio an EMV modular and secured contactless NFC card reader built specifically for the unattended market, providing quick and easy support for electronic and mobile payments including Apple Pay and Google Pay.
OTI Trio offers convenient payment experience for magnetic stripe and NFC card holders. With a modular design for easy installation and multiple connection options, the Trio is ideal for all unattended payment environment, vending machine, pay-at-the-pump, EV chargers and drive-thru applications.
Cashless and Contactless Reader Ideal for Outdoor Use

OTI & USA Technologies Case Study
USAT was looking for a long term provider of cashless payment solutions utilizing NFC technology. USAT was using solutions from various suppliers which caused issues with customer service, installation, parts and packaging. They were looking for a partner who could provide a solution according to their specifications, at a fair price, proven reliability, quality manufacturing and able to meet critical delivery schedules. An important consideration was a partner who was successful in its market, and had a strong R&D commitment to keep up with emerging technologies.
Supported Applications:
All trademarks are the property of their respective owners.

EMV
- Contact EMV L1
- Contact EMV L2
- Contactless EMV L1
VISA
- VISA PayWave MSD
- VISA PayWave qVSDC
- NDOT over VISA for transportation
- VISA Global Transit Payment Pilot Specification
- VISA Pilot Visa PayWave Ticketing Extension Specification
- VISA Asia Pacific WAVE 2
MasterCard
- MasterCard PayPass M/Chip (including Data Exchange)
- MasterCard PayPass Mag Stripe
- NDOT over MasterCard for transportation
American Express
- AMEX ExpressPay
Supports Apple Pay & Google Pay
Discover
- Discover ZipNetwork
Interac
- Interac Flash®
Mifare
- Mifare Ultralight
- Mifare Classic
- Mifare DESFire (optional)
Transparent (Pass-Through) Communication
- ISO/IEC 14443 Type A – Transparent Proximity
- ISO/IEC 14443 Type B – Transparent Proximity
- ISO/IEC 15693 Vicinity (optional) – Transparent Vicinity
Other
- Magnetic Stripe Card – ISO/IEC 7813, Track 1 + Track 2
- Additional proprietary applications
Technical Specifications
Feature | Specification |
---|---|
RF Interface: | |
RF Carrier Frequency | 13.56 MHz |
RF Output | 450mW |
ISO/IEC 14443 A&B and Mifare | Full compliance |
ISO/IEC 15693 | Optional |
Magnetic card head: | |
Head Life | 1,000,000 Min Passes |
EMV Contact interface | |
SAM Interface (Optional) | |
Communication Links: | |
RS232, RS485, USB or TTL | |
Default Pigtail cable connector | Molex MicroFit 43025_0600 |
Indicators: | |
2×16 LCD with backlight | Display size: 2.58/0.98” (65.5/25mm) Character size: 0.2/0.1” (5/2.55mm) Operating temperature: -22°F to 176°F (-30°C to 80°C) |
4 programmable on-board LEDs |
4 Green super bright transaction feedback LEDs 1 “Button-Led” |
Buzzer | Multi-tone buzzer (up to 5VDC) |
Buttons: | |
Buttons support | Up to 3 buttons |
Buttons durability | 1,000,000 operations min. |
Magnetic head decoder | |
Electronic Board Power Requirements: | |
8VDC – 45VDC | On-board switching power supply |
Max power consumption | 3W (RF signal ON) |
Mechanical (without contact interface): | |
Dimensions | H – 4.1665” (105.83mm) W – 3.23” (82mm) D – 1.46” (37mm) |
Weight | 212 gr. |
Vibrations | 10 ¸ 200 Hz @ 2.0G |
Mechanical (with contact interface): | |
Dimensions | H – 4.1665” (105.83mm) W – 3.54” (90mm) D – 1.46” (37mm) |
Weight | 240 gr. |
Vibrations | 10 ¸ 200 Hz @ 2.0G |
Temperature: | |
Operating | -30°C to 70°C (-22°F to 158°F) |
Standards Compliance
