This 4-way PCB push button terminal block from WAGO has a 45° entry angle for easy, space-saving w...This 4-way PCB push button terminal block from WAGO has a 45° entry angle for easy, space-saving wiring. It features a pitch of 3.5mm, a current rating of 8A, and Push-in Cage Clamp® termination. The block has 4 poles and 4 potentials, comes in grey, and has dimensions of height 16.7mm, width 15.5mm, and depth 12mm. The manufacturer's part number is 250-204.
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This WAGO PCB Terminal Block is designed for engineers and technicians needing efficient and space-saving wiring solutions on printed circuit boards. Its key benefit is the 45° entry angle and Push-in Cage Clamp® termination, allowing for quick and secure connections in tight spaces. A potential caveat is its specific 3.5mm pitch, requiring compatibility with matching PCB layouts. This 4-pole, 4-potential block offers an 8A current rating and is ideal for compact electronic assemblies.
All features
Model Part Number
250-204
Brand
WAGO
Extended Product Information
FAQs
What is the maximum current this terminal block can handle?
The WAGO 250-204 terminal block has a maximum current rating of 8A.
What type of wire is compatible with the Push-in Cage Clamp®?
It is compatible with solid and stranded wires. For stranded wires, using ferrules is recommended for optimal performance and security.
What does the 45° entry angle mean for installation?
The 45° entry angle allows wires to be inserted and connected from the side, which is beneficial for space-constrained applications where vertical access is limited.
How do I release a wire from the terminal block?
WAGO Push-in Cage Clamp® terminals typically do not require a special tool for wire release. Gently wiggle the wire while pulling it out, or use a small flathead screwdriver or a WAGO release tool in the designated slot if available on the specific model.
What are the dimensions of this terminal block?
The dimensions are height 16.7mm, width 15.5mm, and depth 12mm.
Can I use this terminal block for high-frequency signals?
While designed for general power and signal distribution, its primary specifications focus on current rating and mechanical connection. For very high-frequency applications, signal integrity considerations specific to your frequency range should be evaluated.
Is this terminal block available in other colors?
Based on the provided information, this specific model (250-204) is grey. Other WAGO terminal blocks may be available in different colors.
Troubleshooting
Wire not making a secure connection
Ensure the wire is stripped to the correct length and inserted fully into the terminal. Verify the wire gauge is within the specified range. For stranded wire, ensure a ferrule is used if recommended.
Terminal block not seating properly on PCB
Confirm the PCB layout matches the 3.5mm pitch. Check for any obstructions or damage to the terminal block's pins or the PCB's mounting holes.
Overheating during operation
Verify the current draw does not exceed the 8A rating. Check all connections for proper seating and ensure adequate wire gauge is used. Consider heat dissipation in the surrounding enclosure.
Pros and Cons
Pros
Tool-free wire termination speeds up assembly.
Space-saving 45° entry angle is ideal for compact designs.
Requires specific PCB layout matching the 3.5mm pitch.
Not suitable for very high current applications (max 8A).
May require specific wire stripping lengths for optimal connection.
Color is fixed to grey, limiting aesthetic customization.
Setup, Compatibility & Care
Setup:
Ensure the PCB has corresponding 3.5mm pitch mounting holes and solder pads.
Strip wire ends to the recommended length (refer to WAGO documentation for optimal stripping). For solid or stranded wires with ferrules, ensure they are properly formed.
Insert the stripped wire end directly into the appropriate Push-in Cage Clamp® connection point. A slight push should confirm secure insertion.
Mount the terminal block onto the PCB using standard soldering processes.
Compatibility:
Primarily designed for PCBs with a 3.5mm grid layout.
Compatible with solid and stranded wires (with ferrules) within the specified gauge range for 8A rating (typically 20-28 AWG).
Check the current and voltage ratings against your application's requirements.
Care:
Keep the terminal block clean and free from dust or debris.
Avoid exposing the terminal block to excessive moisture or corrosive substances.
Periodically inspect connections for any signs of physical damage or strain.