ELM 3-8MM LED Standoff Equivalent & Substitute Parts

Part Overview

The ELM 3-8MM is a T1 3/4 LED standoff manufactured by Bivar Inc., designed for vertical mounting applications. This component features a black PVC construction with a 0.315" (8.00mm) length and accommodates standard T1 3/4 LED packages. The part is currently Active in product status and maintains full ROHS3 compliance with unlimited moisture sensitivity rating (MSL 1).

Substitute parts become necessary when the primary component reaches end-of-life inventory levels, when procurement lead times extend beyond project requirements, or when design specifications allow for minor dimensional variations within the mechanical tolerance envelope.

Substiute Parts

ELM 3-8MM

Bivar Inc.In Stock: 739ELM 3-8MM Datasheet

Current PartRFQ

ELM 1-300

Bivar Inc.In Stock: 8814ELM 1-300 Datasheet

Parametric EquivalentRFQ

ELM 3-300

Bivar Inc.In Stock: 9647ELM 3-300 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ELM 3-8MM is determined by the following critical parameters:

Primary Compatibility Criteria:

• LED Type: T1 3/4 (must match exactly)
• Material: Black PVC (must match exactly)
• Manufacturer: Bivar Inc. (same manufacturer ensures design consistency)
• RoHS Status: ROHS3 Compliant (regulatory requirement)
• MSL Rating: 1 (Unlimited) (environmental tolerance requirement)

Secondary Consideration:

• Length tolerance: Mechanical length variations of ±0.015" (0.38mm) are permissible within standard PCB mounting hole spacing and component clearance specifications for vertical standoff applications

The ELM 3-8MM qualifies two substitute parts from the Bivar Inc. product line that maintain identical LED type, material composition, and compliance certifications while operating within acceptable mechanical dimensional variance.

Parameter Comparison

Engineering Selection Recommendations

ELM 3-300 Substitution: The ELM 3-300 maintains identical series designation (ELM 3) and represents the primary substitute option. This part shares all critical compliance certifications (ROHS3, MSL 1) and mechanical compatibility with the ELM 3-8MM. The length differential of 0.015" (0.38mm) falls within standard PCB mounting tolerances for vertical standoff applications. Inventory availability of 9596 units ensures supply continuity.

ELM 1-300 Substitution: The ELM 1-300 operates as a secondary substitute, differing only in series designation (ELM 1 versus ELM 3). All electrical and environmental compliance parameters remain identical. The 0.015" (0.38mm) length reduction matches the ELM 3-300 specification. This part carries the highest inventory level at 8801 units and includes explicit REACH Unaffected status documentation.

Selection Basis: Both substitute parts maintain Active product status, ensuring long-term availability and manufacturer support. All three parts carry identical RoHS3 compliance and unlimited MSL ratings, confirming suitability for equivalent environmental and regulatory applications. The choice between ELM 3-300 and ELM 1-300 depends on series-specific design requirements within the end application.

Frequently Asked Questions (FAQ)

Q: What is the primary difference between ELM 3-8MM and its substitutes?

A: The ELM 3-8MM features a 0.315" (8.00mm) length, while both substitute parts (ELM 3-300 and ELM 1-300) measure 0.300" (7.62mm). This 0.015" (0.38mm) reduction remains within standard mechanical tolerances for vertical LED standoff mounting applications.

Q: Can ELM 3-300 and ELM 1-300 be used interchangeably?

A: Both parts share identical LED type (T1 3/4), material (Black PVC), length (0.300"), and all compliance certifications. The distinction lies in series designation (ELM 3 versus ELM 1). Interchangeability depends on whether the end application specifies series-level requirements. Consult design documentation to confirm series compatibility.

Q: Are all three parts ROHS3 compliant?

A: Yes. The ELM 3-8MM, ELM 3-300, and ELM 1-300 all carry ROHS3 Compliant certification, confirming compliance with restricted substance directives across all intended markets.

Q: What does MSL 1 (Unlimited) mean for these components?

A: MSL 1 indicates the lowest moisture sensitivity level, meaning these components require no special moisture control during storage, handling, or assembly. They can be stored and used under standard industrial conditions without desiccant packaging or humidity-controlled environments.

Q: Which substitute part should I select for new designs?

A: Both ELM 3-300 and ELM 1-300 are suitable for new designs. If the original design specifies ELM 3 series components, select ELM 3-300 to maintain series consistency. If series designation is not a design constraint, either part is acceptable based on inventory and procurement availability.

Q: What is the packaging format for all three parts?

A: All three parts are supplied in Bag packaging, consistent with standard component distribution for LED standoff assemblies.