---
model: VAM900
lifecycle: active
official_site_status: Available
category: Systems & Platforms > Transportation System > Value-Added Module
source: https://www.axiomtek.com/products/systems-and-platforms/transportation-system/value-added-module/vam900
updated: 2026-10-02
---

# VAM900

Value-added Module with COM/CAN/DIO and 3 Rev.1.2 PCI Express Mini Card Slots

- Category: Systems & Platforms > Transportation System > Value-Added Module
- Status: Active

## Key features

- 1 4-wire isolated RS-232/422/485, 1 isolated CANBus 2.0A/B, 1 isolated DIO 8-in/8-out
- Swappable modular design
- Maximize I/O flexibility
- 2kV (COM & CANBus)/1.5 kV (DIO) isolated protection
- Designed for tBOX500 series
- EN 50155 certified; CE, LVD and FCC compliant

## Specifications

- **I/O:**
  - 1 x Terminal block for 4-wire isolated RS-232/422/485 COM
  - 1 x Terminal block for isolated CANBus 2.0A/B (isolation voltage: 2 kV)
  - 1 x Terminal block for isolated DIO 8-in/8-out
- **Expansion:**
  - 2 x Full-size Rev. 1.2 PCI Express Mini Card slot (USB with SIM socket)
  - 1 x Half-size Rev. 1.2 PCI Express Mini Card slot (PCIe)
- **Isolation Voltage:**
  - COM & CANBus: 2 kV
  - DIO: 1.5 kV
- **Operating Temperature:** -40°C to +70°C (-40°F to +158°F) with the tBOX500 series & wide operating temperature peripheral
- **Vibration:** 3 Grms with the tBOX500 series (5 to 500Hz, X/Y/Z direction; random, operating)
- **Certifications:** EN 50155 certified; CE, LVD and FCC compliant

## Ordering information

- VAM900 (P/N E277900100) — Value-added module with COM/CAN/DIO and 3 Rev.1.2 PCI Express Mini Card slots and designed for the tBOX500 series

## Sources

- Official product page: https://www.axiomtek.com/products/systems-and-platforms/transportation-system/value-added-module/vam900
- Official datasheet (PDF): https://www.axiomtek.com/Download/Spec/vam900.pdf

## Sales contact

- TC Lee, Business Development Manager, Axiomtek
- Email: tc.lee@axiomtek.com.tw
- LinkedIn: https://www.linkedin.com/in/t-c-lee/
- WhatsApp: https://wa.me/886955040637

_Maintained by TC Lee, Business Development Manager at Axiomtek. This is not the official Axiomtek website: specifications are mirrored from https://www.axiomtek.com, which is authoritative._