Southwest 1.85mm RF Connectors | 1814-06SF, 1812-02SF, 1820-01SF, 18270-01G | DC–67GHz mmWave
The 1.85 mm (V-Series) RF connectors from Southwest Microwave are precision-engineered interconnect solutions designed for millimeter-wave and microwave systems up to 67 GHz. These connectors deliver exceptional electrical performance, mechanical stability, and long-term reliability in demanding RF environments.
They are widely used in:
RF test & measurement systems
mmWave communications
Aerospace & defense electronics
Radar systems
High-frequency instrumentation
Semiconductor test platforms
Typical Electrical Specifications
Frequency Range DC – 67 GHz
Impedance 50 Ω
VSWR ≤ 1.25:1
RF Leakage < –100 dB
Operating Temperature –55 °C to +165 °C
Contact Plating Gold
Body Material Stainless Steel
Model List & Key Parameters
Jack (Female) – Flange / Thread-in Mount
| Model | Gender | Pin Ø | Hermetic | Mount Type | Frequency |
| 1814-06SF | Jack | .012" | Yes | 2-Hole Flange .500 | DC–67 GHz |
| 1814-03SF | Jack | .009" | Yes | 2-Hole Flange .500 | DC–67 GHz |
| 1814-02SF | Jack | .009" | Yes | 2-Hole Flange .550 | DC–67 GHz |
| 1814-05SF | Jack | .012" | Yes | 2-Hole Flange .550 | DC–67 GHz |
| 1814-01SF | Jack | .009" | Yes | 2-Hole Flange .625 | DC–67 GHz |
| 1814-04SF | Jack | .012" | Yes | 2-Hole Flange .625 | DC–67 GHz |
| 1812-02SF | Jack | .009" | Yes | 4-Hole Flange .375 | DC–67 GHz |
| 1812-05SF | Jack | .012" | Yes | 4-Hole Flange .375 | DC–67 GHz |
| 1812-09SF | Jack | .009" | Yes | 4-Hole Flange .375 | DC–67 GHz |
| 1812-10SF | Jack | .012" | Yes | 4-Hole Flange .375 | DC–67 GHz |
| 1812-01SF | Jack | .009" | Yes | 4-Hole Flange .500 | DC–67 GHz |
| 1812-04SF | Jack | .012" | Yes | 4-Hole Flange .500 | DC–67 GHz |
| 1820-01SF | Jack | .009" | Yes | Thread-in | DC–67 GHz |
| 1820-03SF | Jack | .009" | Yes | Thread-in | DC–67 GHz |
| 1820-04SF | Jack | .012" | Yes | Thread-in | DC–67 GHz |
| 1820-05SF | Jack | .012" | Yes | Thread-in | DC–67 GHz |
| 1820-10SF | Jack | .009" | Yes | Thread-in Hex | DC–67 GHz |
| 1820-11SF | Jack | .009" | Yes | Thread-in Hex | DC–67 GHz |
Cable Connectors (Jack)
| Model | Gender | Cable Ø | Type | Frequency |
| 1802-05SF | Jack | .047" | Rear Field Replaceable | DC–67 GHz |
| 18370-01G | Jack | .047" | Direct Solder | DC–67 GHz |
| 1802-01SF | Jack | .047" | Inline Field Replaceable | DC–67 GHz |
| 1802-07SF | Jack | .031" | Inline Field Replaceable | DC–67 GHz |
Plug (Male) – Flange Mount
| Model | Gender | Pin Ø | Hermetic | Mount Type |
| 1813-02SF | Plug | .009" | Yes | 2-Hole Flange .550 |
| 1813-05SF | Plug | .012" | Yes | 2-Hole Flange .550 |
| 1813-01SF | Plug | .009" | Yes | 2-Hole Flange .625 |
| 1813-04SF | Plug | .012" | Yes | 2-Hole Flange .625 |
| 1811-02SF | Plug | .009" | Yes | 4-Hole Flange .375 |
| 1811-05SF | Plug | .012" | Yes | 4-Hole Flange .375 |
| 1811-01SF | Plug | .009" | Yes | 4-Hole Flange .500 |
| 1811-04SF | Plug | .012" | Yes | 4-Hole Flange .500 |
Plug – Direct Solder Cable Connectors
| Model | Gender | Cable Type | Special Feature |
| 18270-01G | Plug | .047" | Standard |
| 18270-02G | Plug | .086" | Standard |
| 18270-03G | Plug | .047" Low-Loss | Low Loss |
| 18270-05G | Plug | .086" Low-Loss | Low Loss |
| 18270-06Z | Plug | .047" | Non-Magnetic Version |
Special Models
| Model | Type | Description | Frequency |
| 18359-001J | Vertical Launch Jack | PCB edge-launch connector | DC–67 GHz |
Core is one of the agents of SOUTHWEST Microwave. If you need to know more about and purchase Southwest products, you can consult CORE customer service or fill out the RFQ.
