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Standard Connector, N female,.250“ cable,Flange mounted,Solder type
Standard Rf Connectors N Female For .250" Cable,Solder type,Stainless Steel
NF-250-SDFMS
25.5g/Pc, Singal Package.
Item No. NF-250-SDFMS
Standard Connector, N female,.250“ cable,Flange mounted,Solder type
Standard Rf Connectors N Female For .250" Cable,Solder type,Stainless Steel
NF-250-SDFMS
25.5g/Pc, Singal Package.
Packaging & Delivery
-
Product size
29.7 x 18.8 x 18.8 mm
-
Product weight
25.5 g
Standard Rf Connectors，N female for .250" cable, Solder type, Stainless Steel, Flange mounted, | ||
| P/N: NF-250-SDFMS | ||
Applications • military and defense applications |  |
Download datasheet |
| Technical Data | ||
| Electrical Data | ||
| Impedance | 50 Ω | |
| Interface frequency (max.) | DC to 6GHz | |
| VSWR | ≤1.1(@3GH)，≤1.2(@6GH) | |
| Insert Loss | 0.06*√F(GHz) | |
| Dielectric Withstanding Voltage | 1000V rms, 50Hz | |
| PIM | NA | |
| Mechanical Data | ||
| Number of mating(cycles) | ≥500 | |
| Center contact retention force | 6lbs min | |
| Coupling proof torque | Na | |
| Coupling nut retention force | Na | |
| Interface | To meet N Type | |
| Weight | 25.5g/Pc | |
| Environmental Data | ||
| Operating Temperature(°C) | -55 to 125 | |
| Salt spray test | 48H | |
| 2002/95/EC (RoHS) compliant | ||
| Connector Data | ||
| Piece Parts | Material | Surface Plating |
| Centre contact | BeCu | 50u” Gold |
| Outer contact | Na | Na |
| Body | Stainless steel | Passivation / Gold |
| Insulator | PTFE | Na |
| Sealing gasket | Na | Na |
| Outline Drawing | ||
 | ||
Standard RF connctor，N female for .250" cable, Solder type，to 6GHz，has excellent RF performance, the standing wave can reach 1.20 when the frequency reaches 6Ghz, and the connector adopts gold plating process, which has good sold performance.
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Certificate
QUONTEK painstaking research of the IEC/ISO/SGS/ROHS and other international and domestic standards, and in accordance with these standards preparing their own more stringent corporate standards. 
Packing&Shipping
Packing Details: 
1. PE bag/box + Carton: 100 pieces/bag+200 pieces/box standard packing or as your request
2. Carton size:17*17*7(CM) / 35*35*22 (CM)
Shipping Methods:
1. Samples and Small quantity order FedEx/DHL/UPS/TNT/SF ,Door to Door.
2. Batch goods : Express, By Air
3. FCL: Airport/Seaport/Railway Station receiving Lead Time: 1-7 working days for samples; 15-21 working days for mass
Precautions: To ensure that the product is fully adapted, please confirm the datasheet and
related technical parameters before placing the order.
related technical parameters before placing the order.
Company Introduction
QuonTek (Ningbo) Co., Ltd. is one of Chinese members of IEC International Electronic Standards Committee. With 15 years of research and development in the RF&MW industry, QuonTek devotes itself to the R&D, manufacturing and saling of connectors, adapters and test cables of high frequency, low intermodulation (Low-PIM), and highdemand custom types . It is committed to the creation, innovation and improvement of RF&MW industry. Our products are widely used in base stations, aerospace, aviation, military weapons and equipment,medical equipment, testing equipment and other fields.
Our Services & Strength
▲R&D capacity:We have a professional R&D technical team, focusing on the RF/MW communication system connection solutions, actively participating in the scientific research institutes, strategic partners of extensive technical exchanges, to provide our customers with cutting-edge, efficient, and high-quality connectivity solutions.
▲Production advantages:We strive to build a management team with a number of reliable production lines, with high-level training. With elite supply supporting, precision quality assurance, large-scale production capacity, and modern production technology, we provide care-free and unlimited services for our global customers.
▲Cost advantage:We have a sound industrial chain and strong vertical integration capability. We regularly optimize the system from R&D to process, production, and testing, to reduce costs and maximize profits for our customers.
▲Feedback advantages:We have the ability of fast order processing, efficient production scheduling and lightning delivery management, to shorten the delivery cycle. Our R&D team will provide customers with new project solutions within 24 hours, so that our customers can respond and win the market as quickly as possible.
▲Service advantages:We provide dedicated service system for our customers, with R&D applications, commercial, quality, after-sales and other aspects , so as to meet the various customized needs of our customers.
▲R&D capacity:We have a professional R&D technical team, focusing on the RF/MW communication system connection solutions, actively participating in the scientific research institutes, strategic partners of extensive technical exchanges, to provide our customers with cutting-edge, efficient, and high-quality connectivity solutions.
▲Production advantages:We strive to build a management team with a number of reliable production lines, with high-level training. With elite supply supporting, precision quality assurance, large-scale production capacity, and modern production technology, we provide care-free and unlimited services for our global customers.
▲Cost advantage:We have a sound industrial chain and strong vertical integration capability. We regularly optimize the system from R&D to process, production, and testing, to reduce costs and maximize profits for our customers.
▲Feedback advantages:We have the ability of fast order processing, efficient production scheduling and lightning delivery management, to shorten the delivery cycle. Our R&D team will provide customers with new project solutions within 24 hours, so that our customers can respond and win the market as quickly as possible.
▲Service advantages:We provide dedicated service system for our customers, with R&D applications, commercial, quality, after-sales and other aspects , so as to meet the various customized needs of our customers.
FAQ
Do you have questions about specific RF products or product applications? Do you want to know if we can build a special coaxial cable assembly specific to your requirements? Do you have a unique RF technical problem that you're trying to solve?
No problem. We can help! Quontek offers customers FREE expert RF Technical Support from highly skilled in-house engineering staff. Our RF engineers have decades of experience and are here to help answer all of your RF/Microwave-related questions. Whether you're looking for additional product data, having trouble locating your parts online or in our catalog, curious as to how to use a particular product, or need to build a custom assembly and not sure how, Quontek's Technical Support staff can assist you - no matter what!
No problem. We can help! Quontek offers customers FREE expert RF Technical Support from highly skilled in-house engineering staff. Our RF engineers have decades of experience and are here to help answer all of your RF/Microwave-related questions. Whether you're looking for additional product data, having trouble locating your parts online or in our catalog, curious as to how to use a particular product, or need to build a custom assembly and not sure how, Quontek's Technical Support staff can assist you - no matter what!
Q1: Are you a factory or a trade company?
A1: We are factory specialised in kinds of Microwave & mmWave components.
Q2: Where are you located?
A2: We are in Ningbo city, near Shanghai.
Q3: How many years have you engaged in this business?
A3: We have engaged in this business more than 2 years, and we are professional in RF cables, RF cable assemblies, RF coaxial connectors, RF adapters, and kinds of Microwave & mmWave components.
Q4: How long is your delivery time(lead time)?
A4: Within 5 days if the product is in stock, otherwise will take about 20days, after receiving the deposit.
Q5: What’s the MOQ (Minimum Order Quantity)?
A5: Generally speaking 10pcs, but it depends on models.
A5: Generally speaking 10pcs, but it depends on models.
Q6: How many workers do you have?
A6: About 100.
Q7: It is all right to add our logo on your products?
A7: Yes, we can do printing logo or laser logo.
Q8: Why choose us?
A8: As a professional supplier for microwave components more than 10 years, we win our clients with good quality and competitive price. QC inspection before shipping, strong quality control process.
Q9: What are your main products ?
A9: RF cables, RF cable assemblies, RF coaxial connectors, RF adapters and etc.
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