HTSW-126-24-G-D Equivalent & Substitute Parts

Part Overview

The HTSW-126-24-G-D is an active rectangular connector header manufactured by Samtec Inc. This through-hole mounted connector features 52 positions arranged in 2 rows with 0.100" (2.54mm) pitch spacing. The connector is designed for board-to-board or cable applications with solder termination and push-pull fastening. Finding equivalent substitute parts is necessary when the primary part is unavailable or when design flexibility allows for alternative connector series that maintain electrical and mechanical compatibility.

Substiute Parts

HTSW-126-24-G-D
Samtec Inc.In Stock: 742HTSW-126-24-G-D Datasheet
HTSW-126-24-G-D
Current Part
TSW-126-24-G-D
Samtec Inc.In Stock: 882TSW-126-24-G-D Datasheet
TSW-126-24-G-D
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Key Parameters

Parameter Value
Manufacturer Part Number HTSW-126-24-G-D
Manufacturer Samtec Inc.
Category Rectangular Connectors
Connector Type Header
Contact Type Male Pin
Number of Positions 52
Number of Rows 2
Pitch - Mating 0.100" (2.54mm)
Row Spacing - Mating 0.100" (2.54mm)
Mounting Type Through Hole
Termination Solder
Fastening Type Push-Pull
Operating Temperature Range -55°C ~ 125°C
Material Flammability Rating UL94 V-0
RoHS Status ROHS3 Compliant
Product Status Active

Substitute Part Grouping Explanation

Substitute parts for the HTSW-126-24-G-D are determined by strict equivalence in the following critical parameters:

  • Connector Type: Header
  • Contact Type: Male Pin
  • Number of Positions: 52
  • Number of Rows: 2
  • Pitch - Mating: 0.100" (2.54mm)
  • Row Spacing - Mating: 0.100" (2.54mm)
  • Mounting Type: Through Hole
  • Termination: Solder
  • Fastening Type: Push-Pull
  • Operating Temperature Range: -55°C ~ 125°C
  • Material Flammability Rating: UL94 V-0
  • RoHS Status: ROHS3 Compliant

The TSW-126-24-G-D qualifies as a direct substitute because it maintains all critical electrical and mechanical parameters. Variations in insulation material (Liquid Crystal Polymer vs. Polybutylene Terephthalate) and insulation color do not affect functional compatibility when the connector specifications remain identical across mating pitch, contact configuration, and environmental ratings.

Parameter Comparison

Parameter HTSW-126-24-G-D TSW-126-24-G-D
Manufacturer Samtec Inc. Samtec Inc.
Connector Type Header Header
Contact Type Male Pin Male Pin
Number of Positions 52 52
Number of Rows 2 2
Pitch - Mating 0.100" (2.54mm) 0.100" (2.54mm)
Row Spacing - Mating 0.100" (2.54mm) 0.100" (2.54mm)
Mounting Type Through Hole Through Hole
Termination Solder Solder
Fastening Type Push-Pull Push-Pull
Contact Length - Mating 0.265" (6.73mm) 0.265" (6.73mm)
Contact Length - Post 0.115" (2.92mm) 0.115" (2.92mm)
Overall Contact Length 0.480" (12.19mm) 0.480" (12.19mm)
Insulation Height 0.100" (2.54mm) 0.100" (2.54mm)
Contact Shape Square Square
Contact Finish - Mating Gold Gold
Contact Finish Thickness - Mating 10.0µin (0.25µm) 10.0µin (0.25µm)
Contact Finish - Post Gold Gold
Contact Material Phosphor Bronze Phosphor Bronze
Operating Temperature Range -55°C ~ 125°C -55°C ~ 125°C
Material Flammability Rating UL94 V-0 UL94 V-0
RoHS Status ROHS3 Compliant ROHS3 Compliant
Insulation Material Liquid Crystal Polymer (LCP) Polybutylene Terephthalate (PBT)
Insulation Color Natural Black
Product Status Active Active

Engineering Selection Recommendations

Both the HTSW-126-24-G-D and TSW-126-24-G-D are active products from Samtec Inc. with ROHS3 compliance and UL94 V-0 flammability ratings. The connectors are electrically and mechanically equivalent across all critical mating and environmental parameters. Selection between these parts may be based on inventory availability, insulation material preference, or design documentation requirements. Both parts maintain identical contact configuration, pitch spacing, and operating temperature specifications required for direct substitution in board-to-board or cable connector applications.

Frequently Asked Questions (FAQ)

Q: Can TSW-126-24-G-D replace HTSW-126-24-G-D in existing designs?

A: Yes. The TSW-126-24-G-D maintains identical electrical and mechanical specifications including connector type, contact configuration, pitch spacing, mounting method, and operating temperature range. The difference in insulation material (PBT vs. LCP) does not affect functional compatibility.

Q: What is the difference between the HTSW and TSW series?

A: The HTSW series uses Liquid Crystal Polymer (LCP) insulation with natural color, while the TSW series uses Polybutylene Terephthalate (PBT) insulation with black color. Both series share identical contact geometry, pitch, and environmental ratings for this 52-position connector configuration.

Q: Are the mating interfaces identical between these two parts?

A: Yes. Both connectors feature 52 positions in 2 rows with 0.100" (2.54mm) pitch spacing. Contact length, shape, material, and finish specifications are identical, ensuring full mating compatibility.

Q: Do both parts meet the same compliance standards?

A: Yes. Both HTSW-126-24-G-D and TSW-126-24-G-D are ROHS3 compliant and carry UL94 V-0 flammability ratings. Both are active products from Samtec Inc.

Q: What is the operating temperature range for these connectors?

A: Both connectors operate across -55°C to 125°C, supporting applications requiring extended temperature performance.

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