Description
The SMZ Male (Plug) Right-Angle Crimp Connector is a specialized 75-Ohm RF interface designed to provide high-reliability digital signal routing in compact telecommunications environments. Commonly referred to as the BT43 connector, the SMZ series is the 75-Ohm evolution of the SMB design, specifically sized for the rigorous demands of E1, E3, and DS3 digital transmission. The 90-degree right-angle configuration is critical for high-density Digital Distribution Frames (DDF), allowing cables to exit parallel to the equipment faceplate, which significantly reduces the depth required in equipment racks and prevents excessive cable strain.
Precision-machined for the specific geometry of micro-diameter cables like LMR100, RG174, and RG316, this connector utilizes a dual-crimp termination for the outer ferrule and center contact, ensuring an industrial-strength mechanical bond. The snap-on coupling mechanism provides a secure “click-lock” mating, enabling rapid, tool-free installation and removal. Manufactured with a gold-plated brass body and premium PTFE (Teflon) insulation, it delivers exceptional electrical stability and superior shielding effectiveness from DC up to 2 GHz, ensuring data integrity across high-capacity telephony networks.
Key Technical Advantages
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Space-Saving 90° Integration: The right-angle body design enables high-density stacking in shallow chassis and protects micro-cables from exceeding their minimum bend radius.
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75-Ohm Impedance Precision: Specifically calibrated for telecommunications standards, minimizing return loss and preventing signal reflections in digital telephony circuits.
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Micro-Cable Compatibility: Precision-engineered for the dimensions of LMR100, RG174, and RG316 (approx. 2.5mm–2.8mm OD), ensuring a secure mechanical grip and optimized signal path.
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High-Strength Dual Crimp: The industrial-grade crimp for both the center pin and outer ferrule provides maximum pull-off resistance and superior EMI/RFI protection.
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Superior Corrosion Resistance: Premium gold-over-nickel plating on critical contact surfaces ensures low contact resistance and long-term durability in professional infrastructure.
Key Features
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Interface Type: SMZ Male (Plug) with 75-Ohm snap-on coupling (BT43 Standard).
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Orientation: 90° Right Angle for low-profile cable management.
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Cable Compatibility: Optimized for LMR100, RG174, and RG316 coaxial cables.
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Termination Method: High-reliability crimp for both the center pin and the outer ferrule.
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Premium Construction: Features a gold-plated brass body and a high-performance PTFE dielectric for high thermal and electrical stability.
🔹 Applications:
- Right-angle RF cable routing
- Compact RF systems
- Wireless modules
- Antenna installations
- Signal routing
- RF setups

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