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SSW-112-02-SM-S-RA Equivalent & Substitute Parts
Part Overview
The SSW-112-02-SM-S-RA is a 12-position receptacle connector manufactured by Samtec Inc., designed for board-to-board or cable applications. This connector features a 0.100" (2.54mm) pitch, right-angle through-hole mounting, and gold-plated mating contacts. The part is currently active in production with 797 units in stock. Substitute parts are identified when they maintain identical electrical and mechanical specifications while offering alternative availability or packaging options.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Manufacturer Part Number | SSW-112-02-SM-S-RA |
| Manufacturer | Samtec Inc. |
| Category | Rectangular Connectors |
| Series | SSW |
| Connector Type | Receptacle |
| Number of Positions | 12 |
| Pitch - Mating | 0.100" (2.54mm) |
| Mounting Type | Through Hole, Right Angle |
| Contact Type | Forked |
| Contact Finish - Mating | Gold, 30.0µin (0.76µm) |
| Contact Finish - Post | Tin |
| Current Rating | 4.7A per Contact |
| Operating Temperature | -55°C ~ 125°C |
| Insulation Material | Liquid Crystal Polymer (LCP) |
| Material Flammability Rating | UL94 V-0 |
| RoHS Status | ROHS3 Compliant |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the SSW-112-02-SM-S-RA is determined by strict equivalence across the following critical parameters:
- Connector Type & Position Count: Receptacle configuration with 12 positions
- Pitch & Mating Specifications: 0.100" (2.54mm) pitch maintained
- Mounting Configuration: Through-hole, right-angle orientation
- Contact Specifications: Forked contact type with gold mating finish (30.0µin thickness) and tin post finish
- Electrical Performance: 4.7A per contact current rating
- Environmental Compliance: UL94 V-0 flammability rating, ROHS3 compliance, operating temperature range -55°C ~ 125°C
- Insulation Material: Liquid Crystal Polymer (LCP)
The identified substitute part SSW-112-02-S-S-RA meets all these criteria and is therefore electrically and mechanically interchangeable.
Parameter Comparison
| Parameter | SSW-112-02-SM-S-RA | SSW-112-02-S-S-RA | Match |
|---|---|---|---|
| Manufacturer | Samtec Inc. | Samtec Inc. | ✓ |
| Series | SSW | SSW | ✓ |
| Connector Type | Receptacle | Receptacle | ✓ |
| Number of Positions | 12 | 12 | ✓ |
| Pitch - Mating | 0.100" (2.54mm) | 0.100" (2.54mm) | ✓ |
| Mounting Type | Through Hole, Right Angle | Through Hole, Right Angle | ✓ |
| Contact Type | Forked | Forked | ✓ |
| Contact Finish - Mating | Gold, 30.0µin (0.76µm) | Gold, 30.0µin (0.76µm) | ✓ |
| Contact Finish - Post | Tin | Tin | ✓ |
| Current Rating | 4.7A per Contact | 4.7A per Contact | ✓ |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | ✓ |
| Insulation Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) | ✓ |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 | ✓ |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ✓ |
| Product Status | Active | Active | ✓ |
| Inventory | 797 Pcs | 742 Pcs | Both in stock |
Engineering Selection Recommendations
Both SSW-112-02-SM-S-RA and SSW-112-02-S-S-RA are active production parts with full ROHS3 compliance and UL94 V-0 flammability certification. Selection between these parts should be based on inventory availability and lead time requirements. The SSW-112-02-SM-S-RA currently has 797 units in stock, while the SSW-112-02-S-S-RA has 742 units available. Both parts are manufactured by Samtec Inc. and carry identical electrical and mechanical specifications, making them fully interchangeable for applications requiring 12-position, 0.100" pitch receptacle connectors with gold mating contacts and 4.7A per contact current capacity.
Frequently Asked Questions (FAQ)
Q: Are SSW-112-02-SM-S-RA and SSW-112-02-S-S-RA fully interchangeable?
A: Yes. Both parts are electrically and mechanically equivalent. They share identical connector type, position count, pitch, mounting configuration, contact specifications, current rating, operating temperature range, and compliance certifications.
Q: What is the difference between these two part numbers?
A: The parts differ only in packaging designation within the part number nomenclature. All functional and electrical specifications remain identical.
Q: Can I use SSW-112-02-S-S-RA as a direct replacement for SSW-112-02-SM-S-RA?
A: Yes. The substitute part meets all electrical and mechanical requirements for direct substitution in applications designed for the SSW-112-02-SM-S-RA.
Q: Are both parts RoHS compliant?
A: Yes. Both SSW-112-02-SM-S-RA and SSW-112-02-S-S-RA are ROHS3 compliant.
Q: What is the current rating per contact?
A: Both parts are rated for 4.7A per contact.
Q: What is the operating temperature range?
A: Both parts operate across -55°C to 125°C.
Q: What contact finish is used for mating surfaces?
A: Both parts feature gold-plated mating contacts with 30.0µin (0.76µm) thickness over tin-plated posts.
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