Dialight 5553001 LED Circuit Board Indicator - Equivalent & Substitute Parts

Part Overview

The Dialight 5553001 is a through-hole mounted LED circuit board indicator featuring a 2.00mm diameter red lens with domed top. This single red LED operates at 1.6V with a 20mA current rating and delivers 1.2mcd luminous intensity at a 40° viewing angle. The component is classified as obsolete, making identification of suitable substitutes essential for ongoing production support and design continuity. The 5553001F serves as the direct active production equivalent, maintaining identical electrical and mechanical specifications while offering improved availability and current RoHS3 compliance.

Substiute Parts

5553001

DialightIn Stock: 9185553001 Datasheet

Current PartRFQ

5553001F

DialightIn Stock: 47065553001F Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The Dialight 5553001F qualifies as a direct substitute based on complete alignment across all critical electrical and mechanical parameters. Substitution eligibility is determined by matching the following specifications:

• Color: Red (650nm peak wavelength)
• Current Rating: 20mA
• Voltage Rating: 1.6V
• Millicandela Rating: 1.2mcd
• Viewing Angle: 40°
• Lens Type: Clear
• Lens Style: Round with Domed Top
• Lens Size: 2.00mm Dia
• Mounting Type: Through Hole
• Configuration: Single
• Series: 555

The 5553001F maintains identical performance characteristics while offering active product status and improved compliance certifications, making it the recommended production replacement for the obsolete 5553001.

Parameter Comparison

Engineering Selection Recommendations

The 5553001F is the appropriate selection for new designs and production continuity. The main part (5553001) is classified as obsolete, creating supply chain risk for ongoing manufacturing. The substitute part maintains complete electrical and mechanical compatibility while offering active product status and ROHS3 compliance certification. Both parts share identical REACH and ECCN classifications, ensuring regulatory consistency across supply chain transitions.

Frequently Asked Questions (FAQ)

Q: Can the 5553001F be used as a direct replacement for the 5553001 in existing designs?

A: Yes. The 5553001F provides complete functional equivalence across all electrical parameters (1.6V, 20mA, 1.2mcd), optical characteristics (650nm red, 40° viewing angle), and mechanical specifications (2.00mm through-hole mount, round domed lens). No circuit modifications are required.

Q: What is the difference between the 5553001 and 5553001F?

A: The primary differences are product status and compliance certification. The 5553001 is obsolete with RoHS non-compliant status, while the 5553001F is active production with ROHS3 compliance. Electrical and mechanical performance are identical.

Q: Are there packaging differences between these parts?

A: The 5553001 is supplied in standard packaging, while the 5553001F is supplied in bulk packaging. Both contain the same component with identical specifications.

Q: What compliance certifications apply to both parts?

A: Both parts share REACH Unaffected and EAR99 ECCN classifications. The 5553001F additionally carries ROHS3 compliance certification, while the 5553001 is RoHS non-compliant.

Q: Is the 5553001F suitable for new production designs?

A: Yes. The 5553001F is the recommended choice for new designs due to active product status, improved compliance certifications, and superior long-term availability.