TB002-500-03BE Premium Alternative: High-Reliability 5.00mm Screw Terminal Block
This 3-position, horizontal (卧式) PCB screw terminal block serves as a high-performance, direct replacement for the TB002-500-03BE. Engineered for robust connection integrity, it is ideal for industrial control, power supply units, and applications where reliability under vibration is critical.
⚙️ Core Advantages & Design Highlights (Addressing Engineer Intent)
1. Superior Electrical Safety and Compliance
- Dual Rating Certification: Features stringent UL (300V / 15A) and VDE (250V / 17.5A) agency ratings, ensuring readiness for global market deployment.
- RoHS / Lead-Free Commitment: Fully ROHS3 Compliant & Pb-Free materials used throughout. The contact plating process is entirely lead-free, meeting strict environmental directives like REACH/RoHS.
2. Industrial-Grade Connection Reliability (Vibration-Proof)
- Screw – Leaf Spring Mechanism: Incorporates a unique Screw – Leaf Spring with Wire Guard design. This mechanism ensures consistent and stable wire clamping force over time and across temperature fluctuations, providing excellent anti-vibration performance.
- Robust Housing: The housing uses high-flammability-rated PBT material and operates across a wide temperature range of , suitable for harsh environments.
3. Efficient Installation and Flexible Configuration
- Horizontal Through Hole Mounting: The low-profile horizontal orientation minimizes height above the PCB, while Through Hole mounting guarantees maximum mechanical strength and current handling.
- Side Interlocking Feature: Includes an interlocking design on the sides, allowing multiple blocks to be flexibly combined to achieve any desired number of positions without needing extra accessories.
Detailed Technical Specifications
| Feature | Detail |
|---|---|
| Positions Per Level | 3 |
| Pitch | 5.00mm (0.197″) |
| Mounting Type | Through Hole |
| Mating Orientation | Horizontal with Board |
| Current / Voltage Rating (UL) | 15 A / 300 V |
| Current / Voltage Rating (VDE) | 17.5 A / 250 V |
| Wire Gauge Range | 12-22 AWG |
| Screw Torque | 0.4 Nm (3.5 Lb-In) |
| Screw Thread | M2.5 |
| Color | Blue |
Material Composition
| Component | Material | Plating |
|---|---|---|
| Contact Material | Copper Alloy | Pb-Free Tin Plated |
| Housing Material | Polybutylene Terephthalate (PBT) | N/A |
| Screw Material | Steel | Zinc Plated |
| Clamp Material | Steel, Stainless | N/A |
💡 Typical Application Fields
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- Industrial Automation & Control: PLC modules, HMI (Human Machine Interface), relay boards.
- Power Electronics: Uninterruptible Power Supplies (UPS), Variable Frequency Drives (VFDs), power distribution systems.
- LED Lighting Drivers: High-power LED drivers and control systems.
- HVAC Systems: Thermostats and environmental control units.
