Season’s Greetings — Chinese New Year 2026
May the Year of the Horse bring you success, good fortune, and continued growth.
Thank you for your continued trust and partnership.
Our office will be closed on Feb/14/2026 to Feb 22/2026 for the Chinese New Year holidays.
Season’s Greetings — Chinese New Year 2026
May the Year of the Horse bring you success, good fortune, and continued growth.
Thank you for your continued trust and partnership.
Our office will be closed on Feb/14/2026 to Feb 22/2026 for the Chinese New Year holidays.
STREAMLIED DESIGN DEVELOPMENT

N Jack (Female) Straight Connector 4 Hole Flange, 18.25mm (.719 inch) DC-11GHz VSWR1.20

Order No:N2GFB50-2550A/H4
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Key Specifications

Type Design:
Standard
Body Style:
Straight
Impedance (Ohm):
50
Frequency, Max (GHz):
11
VSWR, Max:
1.20
Connector Series:
N
Connector Gender:
Jack (Female)
Connection Method:
Threaded (Screw-lock)
Center Contact:
Soldered
Mount Method:
4 Hole Flange
Body Material:
Brass
Body Plating:
Copper-Tin Zinc Alloy
Captivated Type:
Mechanical Captivation
Bankend Type:
Solder End

Description

N Jack (Female) | Solder Attachment | 4-Hole Flange Mount | Brass Body

The ROSNOL N2GFB50-2550A/H4 is a high-quality connector designed for RF and microwave applications requiring secure solder attachment and flange mounting. It supports DC to 11 GHz with 50 Ω impedance, VSWR ≤ 1.20, insertion loss ≤ 0.1√f (GHz) dB, and RF leakage ≥ 85 dB up to 1 GHz. Electrical specifications include insulation resistance ≥ 5 GΩ and power handling up to 1000 W at 1 GHz. Mechanical integrity is ensured with screw-lock coupling, ≥ 500 mating cycles, and captivated solder cup terminal for enhanced durability.

The center contact is phosphor bronze with gold plating over nickel-phosphorus underplating, while the body is brass with copper-tin-zinc alloy finish. PTFE insulators provide superior dielectric properties, and silicone rubber gaskets ensure environmental sealing for IP-rated protection.

ROSNOL’s precision-engineered RF connectors offer a competitive alternative to products from leading manufacturers in Europe, the USA, and other global markets. All ROSNOL RF components are manufactured in ISO 9001-certified facilities and fully comply with RoHS and REACH regulations, ensuring environmental safety and global standards. Customization services for plating, materials, and mechanical design are available upon request.