ALSTOM MVAJ105RA0802A Protection Relay – MiCOM Series
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Model: ATM1850 E2-E3 ATM DSU
Product Overview
Commercial availability is handled through direct RFQ, model verification and export-oriented follow-up rather than public cart checkout.
Datasheet Preview
Use attached product manuals when available. If the manual is not public yet, request the full file directly through RFQ.
Commercial Path
Product pages on DRIVEKNMS are designed to verify model, brand and series first, then move the buyer into one clean quotation path.
Technical Dossier
The METRODATA ATM1850 E2-E3 ATM DSU Circuit Board is a legacy telecommunications infrastructure component widely deployed in E2/E3 ATM (Asynchronous Transfer Mode) network environments. As global telecom operators phase out ATM-based backbones, this board has transitioned from a standard stocked item to a scarce spare part — meaning procurement teams face real supply continuity risk when a unit fails unexpectedly.
For enterprises still operating ATM DSU-dependent infrastructure — particularly in banking, utilities, and legacy carrier networks — unplanned downtime caused by a failed ATM1850 board can translate directly into SLA breaches and regulatory exposure. DriveKNMS maintains verified sourcing channels for this model, enabling procurement managers to secure genuine units without compromising compliance or budget.
| Brand | METRODATA |
| Model / SKU | ATM1850 E2-E3 ATM DSU |
| Category | ATM DSU Circuit Board |
| Series | ATM1850 |
| Interface | E2 / E3 ATM (8.448 Mbps / 34.368 Mbps) |
| Form Factor | Circuit Board / Card Module |
| Country of Origin | United Kingdom |
| Inventory Status | Limited Stock — Sourced from Verified Surplus & OEM Channels |
| Lead Time | 3–10 Business Days (subject to stock confirmation at time of RFQ) |
| Warranty | 12 Months from Date of Shipment |
| Condition | New / Refurbished OEM-Grade (specified per order) |
Procurement managers evaluating the METRODATA ATM1850 often face a binary choice: pay a premium on the spot market or risk extended downtime while sourcing through slow OEM channels. Neither outcome is acceptable when network uptime is contractually mandated.
Total Cost of Ownership (TCO) breakdown to consider:
Q: What payment terms are available for first-time buyers?
A: First orders are typically 100% T/T in advance. For repeat buyers or orders above USD $5,000, we can discuss net-30 or partial deposit arrangements on a case-by-case basis.
Q: What is your warranty policy if the board fails on arrival?
A: Dead-on-arrival (DOA) units are replaced or fully refunded within 7 business days of confirmed failure report. We require photographic evidence and, where possible, a failure report from your technical team.
Q: Do you offer volume discounts for bulk orders?
A: Yes. Orders of 3+ units qualify for negotiated pricing. Contact us with your quantity requirement and target price for a competitive offer.
Q: Can you source compatible alternative models if ATM1850 stock is unavailable?
A: Yes. Our technical team can recommend functionally equivalent E2/E3 ATM DSU boards from alternative manufacturers. All alternatives are disclosed transparently — we do not substitute without buyer approval.
Q: What is your return policy?
A: Returns are accepted within 30 days for unused, unopened units. Boards that have been installed and tested are covered under the 12-month warranty for defect-related claims only.