SMA Terminator
₨2,000.00
An SMA Terminator is a precision RF load designed to terminate unused SMA (SubMiniature Version A) coaxial ports with a specified impedance, typically 50 Ω, to prevent signal reflections, minimize standing waves (VSWR), and protect RF equipment from performance degradation. SMA terminators are widely used in RF, microwave, telecommunications, aerospace, defense, and laboratory test applications.
1 in stock
Description
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | RF Coaxial Terminator |
| Connector Interface | SMA Male or SMA Female (depending on model) |
| Characteristic Impedance | 50 Ω (standard) |
| Frequency Range | DC to 18 GHz (typical); precision models up to 26.5 GHz or higher |
| VSWR | ≤ 1.20:1 (typical) |
| Return Loss | ≥ 20 dB (typical, frequency dependent) |
| Power Rating | 0.5 W, 1 W, 2 W, or higher (model dependent) |
| Operating Temperature | -65°C to +165°C |
| Insulation Resistance | ≥ 5,000 MΩ |
| Dielectric Withstanding Voltage | 1,000–1,500 VRMS |
| Coupling Mechanism | Threaded |
| Thread Size | 1/4-36 UNS |
Construction Materials
| Component | Material |
|---|---|
| Body | Stainless Steel or Brass |
| Body Finish | Passivated Stainless Steel or Nickel-Plated Brass |
| Center Contact | Gold-Plated Beryllium Copper or Brass |
| Dielectric | PTFE (Teflon) |
| Resistive Element | Precision Thin-Film or Thick-Film Resistor |
Key Features
- Precision 50 Ω impedance matching
- Low VSWR for reduced signal reflections
- Broad frequency coverage from DC to microwave frequencies
- Stable electrical performance over a wide temperature range
- Rugged threaded SMA coupling
- High reliability and long service life
- Compact and lightweight construction
Applications
- RF and microwave communication systems
- Spectrum analyzers and network analyzers
- Signal generators
- RF power amplifiers
- Wireless communication equipment
- Antenna systems
- Aerospace and defense electronics
- Satellite communication systems
- Laboratory and production test setups
- Industrial RF instrumentation







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