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PA160-E4 Spring Test Probe Pogo Pin - Conical Bullet Head

DIP Pogo Pins
₹89.00 ₹ 75.42 + 13.58 GST
In stock
SKU
PRO5905

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High-precision gold-plated spring test probe with a 2.0mm conical bullet head, ideal for ICT/FCT testing and bed-of-nails fixtures.

Inconsistent electrical contact is the silent killer of productivity in PCB manufacturing and R&D. When building "Bed of Nails" testing fixtures, generic probes often suffer from internal spring fatigue or poor tip alignment, leading to frustrating false-fail results. The PA160-E4 Spring Test Probe is specifically engineered to eliminate these variables. Its 2.0mm conical bullet head provides a robust, self-centering contact point for pads and through-holes, ensuring that every test cycle is as accurate as the first.

standards. Featuring a heat-treated Beryllium Copper plunger and a high-conductivity gold-plated Phosphor Bronze barrel, this probe offers a low contact resistance of less than 50mΩ. The gold plating not only enhances signal integrity for sensitive logic testing but also provides superior corrosion resistance, making it ideal for long-term use in demanding industrial environments where standard nickel-plated pins would oxidize and fail.

Integrating the PA160-E4 into your workflow represents a significant step up from manual debugging. If you have previously relied on handheld multimeter probes, transitioning to a dedicated test fixture with these pogo pins unlocks Automated Quality Control. This "Project Evolution" allows engineers to flash firmware on boards like the ESP32 or perform full functional circuit testing (FCT) in seconds rather than minutes. By pairing these probes with R160 receptacles, you create a modular, maintainable system that scales your production from a few prototypes to thousands of units with ease.

Specifications:

  • Model: PA160-E4

  • Tip Style: Conical / Bullet Head (E4)

  • Tip Diameter: 2.0 mm

  • Barrel Diameter: 1.36 mm

  • Total Length: 24.5 mm (Standard)

  • Full Stroke: 4.0 mm

  • Spring Pressure: 140 grams (at full stroke)

  • Current Rating: 3 Amperes (Continuous)

  • Contact Resistance: < 50 mΩ

  • Materials:

     

  • Plunger: Heat-treated Beryllium Copper (Gold Plated)
  • Barrel: Phosphor Bronze (Gold Plated)
  • Spring: Gold-plated Music Wire

Key Applications

  • ICT (In-Circuit Testing): Primary probe for testing component values on assembled PCBs.
  • FCT (Functional Circuit Testing): Used in custom test jigs to simulate real-world signals.
  • Programming Jigs: Creating temporary data connections for flashing firmware on ESP32 or STM32 boards without soldering.
  • Battery Charging Docks: Reliable contact points for high-cycle charging interfaces.

Project Evolution

  • Past Projects: If you’ve been struggling with hand-held multimeter probes for testing 50+ points on a PCB, you’re ready for a dedicated fixture.
  • Feature Upgrade: The PA160-E4 unlocks Automated Quality Control. By mounting these in a custom acrylic or 3D-printed plate, you can test an entire board in seconds.
  • Effort/Requirements: Intermediate. Requires a "Receptacle" (R160 series) and a precision-drilled 1.7mm hole in your probe plate.

Virtual Technician & Wiring

  • Mounting: These probes are designed to be used with the R160 Receptacle.
  • Drilling: Use a 1.7mm drill bit for the receptacle press-fit.
  • Safety Warning: Ensure the 3A current limit is not exceeded during high-power testing to prevent spring annealing (loss of tension).

Package Includes: 

1 x PA160-E4 Spring Test Probe Pogo Pin - Conical Bullet Head

Frequently Asked Questions (FAQ)

  1. What is the difference between PA160 and P160?
    PA denotes a high-grade gold-plated version (ProSpec), whereas P usually refers to standard nickel-plated variants.

  2. Do I need a receptacle for this?
    Yes, the R160 series receptacle is recommended for easy replacement and wiring.

  3. Can this probe handle 5V signals?
    Yes, it handles up to 3A current and is ideal for 3.3V, 5V, or 12V logic testing.

  4. How many cycles is this rated for?
    Typically 100,000+ cycles under standard operating conditions.

  5. What is the drill size for the mounting hole?
    1.7mm for the receptacle.

  6. Is the tip sharp enough to pierce solder mask?
    The E4 conical tip is designed for pads and through-holes, not for piercing thick mask. Use a spear-head (LM) for that.

  7. What is the tip diameter?
    2.0mm.

  8. Is it compatible with 2.54mm pitch?
    No, the PA160 series is larger. For 2.54mm (0.1") pitch, use the P100 series.

  9. Is the spring replaceable?
    No, the spring is internal. You replace the entire probe if the spring fails.

  10. What is the stroke length?
    Full travel is 4.0mm.

  11. Can I use this for high-frequency RF testing?
    It is suitable for low-to-mid range frequencies; dedicated RF probes are better for GHz signals.

  12. Is it gold plated?
    Yes, both plunger and barrel are gold plated for low resistance.

  13. What is the barrel diameter?
    1.36mm.

  14. How do I wire it?
    The wire is soldered to the tail of the R160 receptacle, not the probe itself.

  15. Does it come with the receptacle?
    No, receptacles are sold separately.

  16. Can it handle 220V?
    |No, this is for low-voltage DC testing only.

  17. What happens if I compress it past 4mm?
    You may permanently deform the internal spring.

  18. Is this probe RoHS compliant?
    Yes.

  19. What is the spring force?
    140g, which is the "Standard" force for reliable contact.

  20. Can I use this for battery terminals?
    Yes, as long as the charging current is under 3A.

More Information
Pogo Pin Head ShapeConcave
Contacts (Poles)NA
Travel Pin Size(mm)1
Mount TypeDIP/Receptacle
Max Current:3 A
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Probots sells every Electronics Part for your next Project. You can order 10,000+ Electronic Parts Online - Arduino, Raspberry Pi, NodeMCU Development Boards, Sensors, Motors, Motor Drivers, SMPS, Plastic Enclosures etc in India directly on probots.co.in

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It was good experience

RAJESH MENON

Arun ___

Jannat Akthar

Shashi Kiran

Staff is very patient and helpful

Siddharameshwara

One of the best place for electronics you will get everything you want! With the best and orginal quality

Niranjan n

Very helpful staff and the best place to buy components for projects

GuruRaj Kulkarni

Wonderful store with expert service and technically strong people.

mohan raju

Prompt delivery, excellent technical support

SR Techtronic

Shailesh Muralidhar Kodkani

Large inventory of electronic components and parts. Well trained service personnel and technicians who can quickly identify and rectify product defect if any. They are a reliable and trustworthy online stores.

Nischal m

sreeharsha TR

Sachin B H

Ravi Kumar

ruben ferns

Thilak H

Mallikarjun Tandurkar

Nagendra Rao

Excellent and prompt service

SRI LAKSHMI ELECTRONICS (THIYAGARAJAN)

Excellent and prompt response, great and Quality product... All the best... Thank you

Aldrin Lewis

I got the thing that was taking the whole Bangalore to search for here

manoj kumar jaiswal

umesh kumar anand

Excellent attitude and prompt service by Bharath. Saved me a trip to SP Road while having ample time to explore new products. Ended up buying much more than what i had originally envisaged. Hope to engage more often and upgrade my skills. God bless

Ganesh .K

Raja Ramakrishna

We are into electronics & mechanical projects in this connection we had contacted probots & we visited them , To our pleasant surprise , their presentation with us was friendly wrapped with professional support , which helped us to choose better , this interaction was patient & excellent .with all confidence i shall promote them to my known sources looking for components . Pls maintain this attitude towards customer this shall take your organization to heights

Jay Kumar

Great place to get all electronic components and accessories for electronic products.

Mohan Rao

Vu3Hzr Vu3Hzr

Fast Delivery, Accurate information, Quick resolution, most important acceptance & accountability and willingness to help.

Nischith shetty

Friendly staff but Too costly, price is 2x as compared to SP road.

Madhuraj K

GAGAN BHASKAR

It was good experience

RAJESH MENON

Arun ___

Jannat Akthar

Shashi Kiran

Staff is very patient and helpful

Siddharameshwara

One of the best place for electronics you will get everything you want! With the best and orginal quality

Niranjan n

Very helpful staff and the best place to buy components for projects

GuruRaj Kulkarni

Wonderful store with expert service and technically strong people.

mohan raju

Prompt delivery, excellent technical support

SR Techtronic

Shailesh Muralidhar Kodkani

Large inventory of electronic components and parts. Well trained service personnel and technicians who can quickly identify and rectify product defect if any. They are a reliable and trustworthy online stores.

Nischal m

sreeharsha TR

Sachin B H

Ravi Kumar

ruben ferns

Thilak H

Mallikarjun Tandurkar

Nagendra Rao

Excellent and prompt service

SRI LAKSHMI ELECTRONICS (THIYAGARAJAN)

Excellent and prompt response, great and Quality product... All the best... Thank you

Aldrin Lewis

I got the thing that was taking the whole Bangalore to search for here

manoj kumar jaiswal

umesh kumar anand

Excellent attitude and prompt service by Bharath. Saved me a trip to SP Road while having ample time to explore new products. Ended up buying much more than what i had originally envisaged. Hope to engage more often and upgrade my skills. God bless

Ganesh .K

Raja Ramakrishna

We are into electronics & mechanical projects in this connection we had contacted probots & we visited them , To our pleasant surprise , their presentation with us was friendly wrapped with professional support , which helped us to choose better , this interaction was patient & excellent .with all confidence i shall promote them to my known sources looking for components . Pls maintain this attitude towards customer this shall take your organization to heights

Jay Kumar

Great place to get all electronic components and accessories for electronic products.

Mohan Rao

Vu3Hzr Vu3Hzr

Fast Delivery, Accurate information, Quick resolution, most important acceptance & accountability and willingness to help.

Nischith shetty

Friendly staff but Too costly, price is 2x as compared to SP road.

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