Product details

D-Sub Mixed Contact Connectors Dsub, Machined Hybrid, 7W2, Power (40A)&Signal (7.5A) Contacts, Socket, Straight PCB Thru Hole, Bright Tin Shell, 0.38 m (15 in) Power&0.38 m (15 in) Signal, 4-40 Threaded Rear Nut, Without Boardlock

Name: L77TWA7W2SP3SY4R
SKU: L77TWA7W2SP3SY4R

China-sourced compatible alternative — fit confirmed by drawing/spec review.

Part number (MPN)

L77TWA7W2SP3SY4R

Need a custom version from drawing?

We coordinate supplier-qualified RF connector and cable assembly sourcing from drawings, samples, or BOM. Typical production lead time is 3–6 weeks after drawing/spec review; feasibility, MOQ, and fit are confirmed by RFQ.

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Lead time: 3–6 wks | MOQ: 200+ pcs

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• Share the reference MPN and source brand if it matters.
• Add the BOM and volume split for production projects.
• Attach the drawing or the key fit requirements.

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Specifications

L77TWA7W2SP3SY4R

Specifications for L77TWA7W2SP3SY4R
Interface	Mixed Contact D-Sub Connectors
Interface	-
Gender	Female
Orientation	Straight
Termination	Solder Pin
Mounting	Panel
Termination	Brass
Termination	Gold
Current Rating	7.5 A, 40 A
Shell Material	Steel
Filtered	Unfiltered
Number of Positions	7 Position

Show 10 more specs

Termination	7W2
Maximum Operating Temperature	+ 155 C
Shell Plating	Tin
Voltage Rating	300 V
Product Category	D-Sub Mixed Contact Connectors
Subcategory	D-Sub Connectors
Packaging	Tray
Minimum Operating Temperature	- 55 C
Insulation	Insulated
Insulation Material	Thermoplastic

Description

Current reference data for L77TWA7W2SP3SY4R: Panel · Straight · Solder Pin. The catalog currently lists the configuration as: Straight · Solder Pin. Mounting is listed as Panel. If panel, bulkhead, or flange constraints matter, send the dimensions with the RFQ. Material is listed as Steel. That is useful for review, but it does not replace full project stack-up confirmation. Use this page to shortlist before RFQ, not as the final sign-off.

Use this page to shortlist before RFQ. MOQ 200+ custom production and supply path are confirmed after drawing/spec/BOM review; no spot stock is assumed.

Request Quote (RFQ)

B2B RFQ sourcing from China for compatible alternatives and supplier-coordinated custom production. MOQ 200+, typical lead time 3–6 weeks after drawing/spec/BOM review; no physical stock is promised.

Drawing / spec review MOQ / lead-time check RF connectors Adapters Cable assemblies

Why work with us?

Form-Fit-Function compatibility confirmed by drawing/spec review
Commercially competitive alternative for replacement and sourcing projects
MOQ 200+ and lead time confirmed by model, quantity, and supply path

Working hours: 10:00–20:00 (Beijing Time, UTC+8)

We typically reply within 1 business day (subject to workload and time zones).

Need a brand replacement workflow? Open the general brief → Need an approved alternative or cost-down workflow? Open the procurement brief →

Related RF sourcing routes

If this MPN is only a reference point, continue with a replacement, equivalent, adapter, or drawing-based cable assembly review.

Brand replacement briefs SMA alternatives from China BNC connector equivalents N Type RF replacement Custom RF cable from drawing

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Engineer checklist (key parameters)

Interface Mixed Contact D-Sub Connectors

Gender Female

Orientation Straight

Mounting Panel

Termination Solder Pin

If these parameters are critical, include them in the RFQ.

FAQ

What mounting style does L77TWA7W2SP3SY4R use?

Our catalog lists the mounting style for L77TWA7W2SP3SY4R as: Panel. If you have panel/bulkhead/flange constraints, attach a drawing in the RFQ.

Is this an original part or an alternative/replacement?

We supply China-sourced compatible alternatives. Fit is confirmed by drawing/spec review during RFQ, and sample validation when required.

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MPN Search Supports exact, prefix, and partial matching. ⌄

Supports exact, prefix, and partial matching.

000-10400 000-1 00010400

Disclaimer

Manufacturer names, trademarks, symbols, and part numbers are used for identification and cross-reference only. Cstone Technology is a China-based export sourcing partner for compatible alternatives and is not affiliated with the original brands. Trademarks remain the property of their respective owners. Final suitability is confirmed by drawing/spec review during RFQ.