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stock_number: "89026-1"
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generated_at: "2026-11-07T12:54:43.222Z"
last_updated: "2026-11-05T19:05:42.050-06:00"
---

# Infinite Electronics / MilesTek 90-50203 MIL-STD-1553B 3-Stub Bus Coupler

_Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._

## Summary

- Manufacturer: Infinite Electronics
- Model: 90-50203
- Condition: New From Surplus Stock
- Price: Quote only
- Availability: In stock
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 3 lb, estimated
- Shipping dimensions: 9X7X5 in, estimated

## Categories

- Military and Embedded Equipment > Couplers / Terminators (primary)
- Military and Embedded Equipment > ARINC & 1553

## Details

** Configuration: **
- Transformer Ratio: 1.41:1
- R1-R6 Stub Resistor Value: 59 Ohm, 2W, 1%
- Termination: Non-Terminated

## Images

- <https://www.artisantg.com/itemimages/infinite_electronics_milestek_90_50203_view1_2026115125559.jpg>
- <https://www.artisantg.com/itemimages/infinite_electronics_milestek_90_50203_view2_2026115125559.jpg>
- <https://www.artisantg.com/itemimages/infinite_electronics_milestek_90_50203_view3_2026115125559.jpg>
- <https://www.artisantg.com/itemimages/infinite_electronics_milestek_90_50203_view4_2026115125559.jpg>
