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generated_at: "2026-11-08T07:04:58.399Z"
last_updated: "2026-10-30T19:05:41.383-05:00"
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# OSI Optoelectronics / United Detector Technology SPOT-4D Photodiode

_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: OSI Optoelectronics
- Model: SPOT-4D
- Condition: Used and in Excellent Condition
- Price: Quote only
- Availability: Not in Stock
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 5 lb
- Shipping dimensions: 14X14X6 in

## Categories

- Test Equipment > Optical Test > Optical-to-Electrical (primary)
- Military and Embedded Equipment > Embedded & Industrial > Other Modular

## Details

### Configuration

- Series: Four-Element, Metal Package
- Active Area (mm2): 1.61
- Dimensions (mm): 1.3 sq
- Capacitance at -10V (pF): 5
- Dark Current at -10V (nA): 1

Part Number: 286-1

## Images

- <https://www.artisantg.com/itemimages/osi_optoelectronics_united_detector_technology_spot_4d_view2_202062415201.jpg>
- <https://www.artisantg.com/itemimages/osi_optoelectronics_united_detector_technology_spot_4d_view1_202062415201.jpg>
- <https://www.artisantg.com/itemimages/osi_optoelectronics_united_detector_technology_spot_4d_view3_202062415201.jpg>