Schneider Electric TAC Xenta 421A Universal Input / Digital Output Extension Module
The Schneider Electric TAC Xenta 421A (MPN: 007302450) is a high-performance Universal Input and Digital Output extension module designed for building management systems (BMS) and industrial automation. Part of the TAC Xenta 400 series family, this standard LonMark® certified device easily expands the hardware capabilities of TAC Xenta 300, 401, or compatible controller networks, providing reliable sensor feedback reading and electrical output switching.
| Specifications | |
| Product Make | SCHNEIDER ELECTRIC |
| Model Number | Â TAC Xenta 421A |
| Part Number (MPN) | 007302450 / 42102450 |
| Device Type | Universal Input / Digital Output Network Extension Module |
| Universal Inputs (UI) | 4 (Configurable: Digital, Thermistor, 0–20 mA, 0–10 V DC) |
| Digital/Relay Outputs (DO) | 5 (Form A Contacts) |
| Output Rating | Max 2 A at 250 V AC |
| Communication Protocol | LonWorks (Echelon LonMark Certified) |
| Transceiver Type | FTT-10A (TP/FT-10, 78 kbps) |
| Power Consumption | Max 8 VA |
| Condition | GOOD |
| Warranty | 1 YEAR |
| Country of Origin | SWEDEN |
| Protection Degree | IP20 |
| Length | 77 mm |
| Width | 90 mm |
| Height | 110 mm |
| Weight | 280 g |









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