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Product List

Fine Pitch Probe, Ø0.16 mm (16.00 mm) - PB028TA1600B-33A

Product Specification

SpecificationValue
Overall Length16.00 ±0.15 mm
Plunger DiameterØ0.16 mm
Contact Resistance≤100 mΩ
Rated Current1.0 A
Spring Force33 gf ±20%
Working Stroke2.60 mm
Full Stroke4.32 mm
Temperature Range−40°C to 80°C
Durability≥100,000 cycles

Need Custom Pogo Pins? Talk to an Engineer

Our engineers can help you find the right solution based on your current, working height, spring force, plating, and application requirements.

Request a Custom Quote
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Why Choose Us

Promax Pogo Pin combines in-house tooling, IATF16949/ISO-certified manufacturing, and 15+ years of connector engineering to keep your program on schedule and on budget—from first prototype to mass production.

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Competitive Pricing

Factory-direct manufacturing and streamlined production cut out middleman markups, giving you consistent per-unit pricing that scales with your order volume.

Fast Response

Dedicated engineers reply to technical queries and quote requests within 24 hours, with free samples available to validate fit before you commit to a run.

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Extensive Product Inventory

SMT/SMD, through-hole, right-angle, double-ended, high-current, and test pogo pins are stocked and ready to ship, so common specs don't wait on a full production cycle.

Custom Solutions

Spring force, stroke, plating, current rating, and packaging are engineered to your exact application—mass production typically ships in 15–20 days.

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Certified Quality

Promax Pogo Pin has emerged as a leading manufacturer by continuously innovating in new materials, electroplating technology, and advanced manufacturing processes, ensuring the production of reliable, high-performance pogo pin connectors. We are dedicated to offering both standard and custom products tailored to meet the specific needs of our customers.

IECQ QC080000 Certificate
ISO 45001 Certificate
ISO 9001 Certificate
ISO 14001 Certificate
iatf16949 2

Request a Quote

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Pogo Pin Process

Our production process for Pogo Pins includes turning, grinding, plating, assembly, inspection, and packaging. Every batch is machined to spring-force and dimensional tolerance, then goes through 100% functional inspection before packaging.

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Fine Pitch Probes Applications

Promax Pogo Pin's test probes are the contact element inside ICT fixtures and bed-of-nails testers - the plunger travels its stroke to compensate for PCB warpage and component height variation while holding a consistent contact force, so the same fixture keeps giving repeatable readings across thousands of insertions. The following are common ways engineers use this product; contact Promax Pogo Pin for other applications.

  • In-circuit test (ICT) fixtures and bed-of-nails testers
  • Functional test (FCT) and burn-in test racks
  • Flying-probe and fixture-based PCB test systems
  • Production-line go/no-go continuity and pull-down testing
  • Rigid-flex and thin-board test fixtures needing low insertion force
  • Aftermarket fixture repair and probe replacement

Need pogo pins fast? Talk to an engineer

Get a custom quote, spec matching, and manufacturing guidance—without slowing down your project.

  • • ISO 9001 / 14001 / 45001 + IECQ QC080000
  • • 15+ years of expertise
  • • Free samples
  • • Mass production in 15–20 days
Request a Custom Quote

Fine Pitch Probe, Ø0.10 mm (6.10 mm) - PB028B610B-30A

Product Specification

SpecificationValue
Overall Length6.10 ±0.15 mm
Plunger DiameterØ0.10 mm
Contact Resistance≤100 mΩ
Rated Current1.0 A
Spring Force30 gf ±20%
Working Stroke0.70 mm
Full Stroke1.00 mm
Temperature RangeNot specified
Durability≥200,000 cycles

Need Custom Pogo Pins? Talk to an Engineer

Our engineers can help you find the right solution based on your current, working height, spring force, plating, and application requirements.

Request a Custom Quote
[row_inner v_align="middle"] [col_inner span="4" span__sm="12"]

Why Choose Us

Promax Pogo Pin combines in-house tooling, IATF16949/ISO-certified manufacturing, and 15+ years of connector engineering to keep your program on schedule and on budget—from first prototype to mass production.

[/col_inner] [col_inner span="4" span__sm="12"]

Competitive Pricing

Factory-direct manufacturing and streamlined production cut out middleman markups, giving you consistent per-unit pricing that scales with your order volume.

Fast Response

Dedicated engineers reply to technical queries and quote requests within 24 hours, with free samples available to validate fit before you commit to a run.

[/col_inner] [col_inner span="4" span__sm="12"]

Extensive Product Inventory

SMT/SMD, through-hole, right-angle, double-ended, high-current, and test pogo pins are stocked and ready to ship, so common specs don't wait on a full production cycle.

Custom Solutions

Spring force, stroke, plating, current rating, and packaging are engineered to your exact application—mass production typically ships in 15–20 days.

[/col_inner] [/row_inner]

Certified Quality

Promax Pogo Pin has emerged as a leading manufacturer by continuously innovating in new materials, electroplating technology, and advanced manufacturing processes, ensuring the production of reliable, high-performance pogo pin connectors. We are dedicated to offering both standard and custom products tailored to meet the specific needs of our customers.

IECQ QC080000 Certificate
ISO 45001 Certificate
ISO 9001 Certificate
ISO 14001 Certificate
iatf16949 2

Request a Quote

[row_inner v_align="middle"] [col_inner span="5" span__sm="12"]
[/col_inner] [col_inner span="7" span__sm="12"]

Pogo Pin Process

Our production process for Pogo Pins includes turning, grinding, plating, assembly, inspection, and packaging. Every batch is machined to spring-force and dimensional tolerance, then goes through 100% functional inspection before packaging.

[/col_inner] [/row_inner]

Fine Pitch Probes Applications

Promax Pogo Pin's test probes are the contact element inside ICT fixtures and bed-of-nails testers - the plunger travels its stroke to compensate for PCB warpage and component height variation while holding a consistent contact force, so the same fixture keeps giving repeatable readings across thousands of insertions. The following are common ways engineers use this product; contact Promax Pogo Pin for other applications.

  • In-circuit test (ICT) fixtures and bed-of-nails testers
  • Functional test (FCT) and burn-in test racks
  • Flying-probe and fixture-based PCB test systems
  • Production-line go/no-go continuity and pull-down testing
  • Rigid-flex and thin-board test fixtures needing low insertion force
  • Aftermarket fixture repair and probe replacement

Need pogo pins fast? Talk to an engineer

Get a custom quote, spec matching, and manufacturing guidance—without slowing down your project.

  • • ISO 9001 / 14001 / 45001 + IECQ QC080000
  • • 15+ years of expertise
  • • Free samples
  • • Mass production in 15–20 days
Request a Custom Quote

Fine Pitch Probe, Ø0.10 mm (2.40 mm) - PB020F240B-12B

Product Specification

SpecificationValue
Overall Length2.40 ±0.12 mm
Plunger DiameterØ0.10 mm
Contact ResistanceAvg ≤200 mΩ
Rated Current0.2 A
Spring Force12.8 gf ±20% (working) / 15.3 gf ±20% (full)
Working Stroke0.35 mm
Full Stroke0.45 mm
Temperature Range−40°C to 125°C
Durability≥50,000 cycles

Need Custom Pogo Pins? Talk to an Engineer

Our engineers can help you find the right solution based on your current, working height, spring force, plating, and application requirements.

Request a Custom Quote
[row_inner v_align="middle"] [col_inner span="4" span__sm="12"]

Why Choose Us

Promax Pogo Pin combines in-house tooling, IATF16949/ISO-certified manufacturing, and 15+ years of connector engineering to keep your program on schedule and on budget—from first prototype to mass production.

[/col_inner] [col_inner span="4" span__sm="12"]

Competitive Pricing

Factory-direct manufacturing and streamlined production cut out middleman markups, giving you consistent per-unit pricing that scales with your order volume.

Fast Response

Dedicated engineers reply to technical queries and quote requests within 24 hours, with free samples available to validate fit before you commit to a run.

[/col_inner] [col_inner span="4" span__sm="12"]

Extensive Product Inventory

SMT/SMD, through-hole, right-angle, double-ended, high-current, and test pogo pins are stocked and ready to ship, so common specs don't wait on a full production cycle.

Custom Solutions

Spring force, stroke, plating, current rating, and packaging are engineered to your exact application—mass production typically ships in 15–20 days.

[/col_inner] [/row_inner]

Certified Quality

Promax Pogo Pin has emerged as a leading manufacturer by continuously innovating in new materials, electroplating technology, and advanced manufacturing processes, ensuring the production of reliable, high-performance pogo pin connectors. We are dedicated to offering both standard and custom products tailored to meet the specific needs of our customers.

IECQ QC080000 Certificate
ISO 45001 Certificate
ISO 9001 Certificate
ISO 14001 Certificate
iatf16949 2

Request a Quote

[row_inner v_align="middle"] [col_inner span="5" span__sm="12"]
[/col_inner] [col_inner span="7" span__sm="12"]

Pogo Pin Process

Our production process for Pogo Pins includes turning, grinding, plating, assembly, inspection, and packaging. Every batch is machined to spring-force and dimensional tolerance, then goes through 100% functional inspection before packaging.

[/col_inner] [/row_inner]

Fine Pitch Probes Applications

Promax Pogo Pin's test probes are the contact element inside ICT fixtures and bed-of-nails testers - the plunger travels its stroke to compensate for PCB warpage and component height variation while holding a consistent contact force, so the same fixture keeps giving repeatable readings across thousands of insertions. The following are common ways engineers use this product; contact Promax Pogo Pin for other applications.

  • In-circuit test (ICT) fixtures and bed-of-nails testers
  • Functional test (FCT) and burn-in test racks
  • Flying-probe and fixture-based PCB test systems
  • Production-line go/no-go continuity and pull-down testing
  • Rigid-flex and thin-board test fixtures needing low insertion force
  • Aftermarket fixture repair and probe replacement

Need pogo pins fast? Talk to an engineer

Get a custom quote, spec matching, and manufacturing guidance—without slowing down your project.

  • • ISO 9001 / 14001 / 45001 + IECQ QC080000
  • • 15+ years of expertise
  • • Free samples
  • • Mass production in 15–20 days
Request a Custom Quote

How to Choose the Right Fine Pitch Probe

how to choose the right fine pitch probe

  1. Start with your package pitch. Identify the minimum pad-to-pad pitch on your Device Under Test (DUT). WLCSP and ultra-fine BGA packages at 0.30–0.40 mm pitch need the Ø0.10 mm probes. QFN, LGA, and standard fine-pitch BGA packages at 0.40–1.00 mm pitch work with the Ø0.16 mm PB028TA1600B-33A. If your pitch exceeds 1.00 mm, consider our single-end or double-end probe ranges instead.
  2. Match probe length to your test socket or probe card stack. The PB020F240B-12B at 2.40 mm fits ultra-thin wafer-level probe cards. The PB028B610B-30A at 6.10 mm suits standard-height IC test sockets. The PB028TA1600B-33A at 16.00 mm reaches through thicker multi-layer fixture assemblies. The working stroke determines how much mechanical tolerance the probe absorbs. The PB028TA1600B-33A provides 2.60 mm of working stroke, over seven times the PB020F240B-12B’s 0.35 mm.
  3. Set your contact resistance ceiling. The PB028B610B-30A and PB028TA1600B-33A hold at or below 100 mΩ. That suits parametric measurement and continuity testing. The PB020F240B-12B averages below 200 mΩ, which works for go/no-go continuity checks. Keep this in mind if your test program includes precision analog measurements.
  4. Factor cycle life against your production volume. The PB028B610B-30A at 200,000+ cycles targets high-volume semiconductor final test where probe replacement drives fixture operating cost. The PB028TA1600B-33A at 100,000 cycles suits medium-volume production. Reserve the PB020F240B-12B at 50,000 cycles for wafer-level validation and lower-volume qualification programs.
  5. Check your target pad or bump material. Solder bumps on WLCSP devices need tip shapes that penetrate oxide without smearing solder across adjacent pads. Gold-plated pads on LGA packages need a gentler contact profile to avoid scratch damage. Promax offers crown, spear, and flat tip geometries. Specify your DUT pad material and finish when requesting a quote so we can match the right tip.
  6. Not sure? Talk to our engineers. Send us your package drawing and test socket specification. Our team of 20+ dedicated engineers respond within 1–3 days with a probe recommendation and free sample timeline.

Request Engineering Support →

Trusted by Test Engineers Across Industries

Semiconductor / Wafer-Level Testing

We run 3,200 Ø0.10 mm Promax probes per wafer sort card at 0.35 mm pitch on a WLCSP product line. After 300,000+ touchdowns, the tip geometry still holds, with no visible deformation or solder smear on adjacent pads. Contact resistance drift stayed within 15% of initial values across the full run. First-pass yield on our sort program improved by 1.8% after switching from our previous probe vendor, which more than offset the qualification cycle.

Senior Probe Card Engineer,

Semiconductor OSAT, Penang, Malaysia

Consumer Electronics / WLCSP Final Test

We replaced probes every 60,000 cycles on our previous final test sockets. The PB028B610B-30A pushed that interval past 200,000 cycles with stable contact resistance throughout. On a line running 18,000 units per day, the reduction in probe swaps cut our annual socket maintenance cost by roughly 40%. Throughput improved too, because we stopped losing two hours of test time per changeover.

Test Engineering Manager,

Consumer Electronics Contract Manufacturer, Shenzhen, China

Automotive / Sensor IC Testing

Our sensor ICs use 0.50 mm pitch QFN packages and go through AEC-Q100 qualification, so the test probes face thermal cycling from −40°C to 125°C across every lot. The Promax fine pitch probes held contact resistance within spec through the full qualification sequence and into volume production. We logged over 80,000 insertions on the same set of probes without a single out-of-spec resistance reading. That kind of stability matters when your test data feeds directly into PPAP documentation.

Test Fixture Engineer,

Automotive Semiconductor Supplier, Munich, Germany

Fine Pitch Probes FAQs

What pitch can fine pitch probes support?

Fine pitch probes support test point pitches from 0.30 mm to 1.00 mm. The Ø0.10 mm barrel diameter fits pitches down to 0.30 mm for WLCSP and ultra-fine BGA packages. The Ø0.16 mm barrel covers 0.40 mm to 1.00 mm pitches for QFN, LGA, and standard fine-pitch BGA devices.

What is the difference between fine pitch probes and standard test probes?

Fine pitch probes use barrel diameters of Ø0.16 mm or smaller. That lets them fit pad pitches below 1.00 mm where standard probes with Ø0.40 mm+ barrels cannot physically fit. They also apply lower spring forces, typically 12–33 gf, to prevent damage to the smaller and more fragile pads found on fine-pitch IC packages.

Which IC package types work with fine pitch probes?

Fine pitch probes are designed for BGA, WLCSP, QFN, LGA, and Chip Scale Package (CSP) devices. Crown tip shapes suit solder bumps on BGA and WLCSP devices. Spear and needle tips suit flat pads on QFN and LGA packages. Specify your package type and pad material when requesting a quote.

How long do fine pitch probes last in a production test socket?

Cycle life ranges from 50,000 to 200,000+ insertions, depending on the model. The PB028B610B-30A achieves the highest rating in the range at 200,000+ cycles, targeting high-volume semiconductor final test. The PB020F240B-12B is rated at 50,000 cycles for wafer-level probe card applications where shorter probe life is offset by lower per-probe cost.

Can I get fine pitch probes with custom tip geometry?

Yes, our engineers design custom tip profiles matched to your specific DUT pad material and geometry. Options include crown, spear, flat, and needle tips, along with custom plating materials optimized for the pad finish on your device. Send your package drawing, and our team provides a design recommendation within 1–3 business days.

What is the lead time for custom fine pitch probes?

We deliver prototype samples within two weeks of design confirmation. Mass production orders ship within 3–4 weeks. Engineering review of your specification begins within 1–3 business days of submission.

What certifications does Promax hold for fine pitch probe manufacturing?

We are certified under ISO 9001, ISO 14001, ISO 45001, and IECQ QC080000. Our production facility maintains greater than 99% mass production yield across 8,000+ custom designs delivered to clients including Huawei, Xiaomi, and Amphenol.

Do you offer free samples for qualification testing?

Yes, we provide free samples so you can validate fit, contact resistance, and mechanical compatibility in your test socket or probe card before committing to production. Standard catalog configurations ship within two weeks. Custom samples may take additional time depending on design complexity.

Get a Quote