Equivalent & Substitute Parts for 240-J-P-EP-ST-CMM-2

Part Overview

The Samtec 240-J-P-EP-ST-CMM-2 is a 2.4mm (APC-2.4, OS-50) coaxial connector jack designed for surface mount applications in RF systems. This female socket connector operates at 50 ohms impedance with compression contact termination and screw shield termination. The part is classified as Active and is RoHS3 compliant. Equivalent and substitute parts are identified to support design flexibility, inventory management, and supply chain continuity for applications requiring 2.4mm coaxial RF connectors with identical electrical and mechanical specifications.

Substiute Parts

240-J-P-EP-ST-CMM-2

Samtec Inc.In Stock: 978240-J-P-EP-ST-CMM-2 Datasheet

Current PartRFQ

240-J-P-EP-ST-CM-2

Samtec Inc.In Stock: 942240-J-P-EP-ST-CM-2 Datasheet

Parametric EquivalentRFQ

SF1621-60026-1S

Amphenol SV MicrowaveIn Stock: 1952SF1621-60026-1S Datasheet

Parametric EquivalentRFQ

SF1621-60026-2S

Amphenol SV MicrowaveIn Stock: 1032SF1621-60026-2S Datasheet

Parametric EquivalentRFQ

SF1621-60029-1S

Amphenol SV MicrowaveIn Stock: 20555SF1621-60029-1S Datasheet

Parametric EquivalentRFQ

SF1621-60029-2S

Amphenol SV MicrowaveIn Stock: 2071SF1621-60029-2S Datasheet

Parametric EquivalentRFQ

SF1621-60048-1S

Amphenol SV MicrowaveIn Stock: 1410SF1621-60048-1S Datasheet

Parametric EquivalentRFQ

SF1621-60049-1S

Amphenol SV MicrowaveIn Stock: 1384SF1621-60049-1S Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 240-J-P-EP-ST-CMM-2 are qualified based on strict electrical and mechanical parameter equivalence. All substitute parts maintain identical specifications across the following critical parameters:

Electrical Parameters:

• Connector style: 2.4mm (APC-2.4, OS-50)
• Impedance: 50 ohms
• Frequency maximum: 50 GHz
• Voltage rating: 220 V
• Mating cycles: 500

Mechanical Parameters:

• Connector type: Jack, female socket
• Contact termination: Compression
• Shield termination: Screw
• Mounting type: Surface mount
• Mounting feature: Flange
• Fastening type: Threaded
• Number of ports: 1

Material Specifications:

• Center contact material: Beryllium copper
• Center contact plating: Gold
• Body material: Stainless steel
• Dielectric material: Polyetherimide (PEI)

Environmental & Compliance:

• Operating temperature: -65°C ~ 165°C
• RoHS3 compliance
• ECCN: EAR99
• HTSUS: 8536.69.4010

Substitute parts are sourced from Samtec Inc. and Amphenol SV Microwave. All listed substitutes meet or exceed the specified parameters and are classified as Active products.

Parameter Comparison

Engineering Selection Recommendations

All listed substitute parts are classified as Active products and maintain full RoHS3 compliance, meeting regulatory requirements for electronic component applications. The primary substitute from Samtec Inc., part number 240-J-P-EP-ST-CM-2, provides direct equivalence with identical electrical and mechanical specifications.

Amphenol SV Microwave SF1621 series connectors (SF1621-60026-1S, SF1621-60026-2S, SF1621-60029-1S, SF1621-60029-2S, SF1621-60048-1S, SF1621-60049-1S) are fully qualified substitutes meeting all critical parameters. These parts include mounting hardware (1 connector and 2 screws per package) and are available in higher inventory quantities.

Selection between substitute parts should be based on:

1. Manufacturer preference: Samtec Inc. or Amphenol SV Microwave
2. Inventory availability: Amphenol SV Microwave SF1621-60029-1S offers the highest stock level at 20,535 pieces
3. REACH compliance status: Samtec 240-J-P-EP-ST-CMM-2 is REACH Affected; Amphenol SV Microwave SF1621 series parts are REACH Unaffected
4. Packaging configuration: All parts are supplied in trays with identical electrical specifications

All substitute parts operate across the full temperature range of -65°C to 165°C and support 500 mating cycles, ensuring compatibility with the original part's performance envelope.

Frequently Asked Questions (FAQ)

Q: Can SF1621-60026-1S be used as a direct replacement for 240-J-P-EP-ST-CMM-2?

A: Yes. Both parts are 2.4mm (APC-2.4, OS-50) female socket jacks with 50 ohm impedance, compression contact termination, screw shield termination, surface mount flange mounting, and identical material specifications. All electrical and mechanical parameters are equivalent.

Q: What is the difference between the Samtec 240-J-P-EP-ST-CMM-2 and 240-J-P-EP-ST-CM-2?

A: Both parts are functionally equivalent with identical electrical and mechanical specifications. The difference lies in the part number designation only. Both are manufactured by Samtec Inc., are RoHS3 compliant, and support the same operating parameters.

Q: Are the Amphenol SV Microwave SF1621 series parts interchangeable with the Samtec 240-J-P-EP-ST-CMM-2?

A: Yes. All SF1621 series parts listed (SF1621-60026-1S, SF1621-60026-2S, SF1621-60029-1S, SF1621-60029-2S, SF1621-60048-1S, SF1621-60049-1S) meet the identical electrical and mechanical specifications required for substitution. They are all 2.4mm female socket jacks with 50 ohm impedance, compression termination, and surface mount flange mounting.

Q: What does the packaging include for Amphenol SV Microwave parts?

A: Amphenol SV Microwave SF1621 series parts include 3 pieces per package: 1 connector and 2 screws. Samtec parts are supplied in trays without additional hardware specified.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts are RoHS3 compliant, meeting regulatory requirements for restricted substances in electrical and electronic equipment.

Q: What is the maximum operating frequency for these connectors?

A: All listed parts support a maximum frequency of 50 GHz, enabling use in high-frequency RF applications up to this specification.

Q: Do the substitute parts have the same mating cycle rating?

A: Yes. All substitute parts are rated for 500 mating cycles, matching the original part's mechanical durability specification.

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

A: All substitute parts operate across the temperature range of -65°C to 165°C, providing thermal compatibility across industrial and aerospace applications.

Q: Is there a difference in REACH compliance between manufacturers?

A: Yes. The Samtec 240-J-P-EP-ST-CMM-2 is listed as REACH Affected, while Amphenol SV Microwave SF1621 series parts are REACH Unaffected. Applications subject to REACH regulations should consider this distinction when selecting between manufacturers.

Q: Which substitute part has the highest inventory availability?

A: SF1621-60029-1S from Amphenol SV Microwave has the highest inventory level at 20,535 pieces in stock.