Product details

RF Connectors / Coaxial Connectors FEM BNC ISOL GND

Name: 3778
SKU: 3778

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

Part number (MPN)

3778

Impedance

50 Ohms

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

3778

Specifications for 3778
Interface	RF Connectors / Coaxial Connectors
Interface	BNC
Impedance	50 Ohms
Gender	Jack
Orientation	Straight
Body Style	Bulkhead
Termination	Solder
Body Material	Brass
Termination	Gold
Polarity	Standard
Product	Connectors
Product Category	RF Connectors / Coaxial Connectors

Show 6 more specs

Part # Aliases	1930489
Isolation	Isolated
Unit Weight	0.448015 oz
Subcategory	RF Interconnects
Body Finish	Nickel
RoHS	Y

Description

Current reference data for 3778: 50 Ohms · Straight · Solder. The catalog currently lists the configuration as: Straight · Solder. Impedance is listed as 50 Ohms. If that parameter is critical, confirm it again in RFQ. If mounting is missing here, confirm it from the drawing or mating requirement. Material is listed as Brass. 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 BNC

Gender Jack

Orientation Straight

Impedance 50 Ohms

Termination Solder

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

FAQ

What is the impedance of 3778?

Our catalog lists the impedance for 3778 as: 50 Ohms. If impedance is critical for your application, include the requirement in your RFQ and we will confirm.

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.