stiusa.com

February 2026

stiusa.com

IPC/WHMA-A-620 Space addendum provides additional requirements over those published in the IPC/WHMA-A-620 to ensure the performance of cable and wire harness assemblies that must survive the vibration and thermal cyclic environments getting to and operating in space. Day 1 consists of Lecture and open book examination. Days 2-5 are workmanship training, demos and projects. Recertification is required every 2 years. IPC/WHMA 620 Space Cert or Recert: Only CIS’s or CIT’s who have successfully completed the IPC/WHMA 620 Certification or Recertification Course can attend.

Global Rank

#4,675,891

1,275,779

Country Rank

#1,389,447

455,016

United States

Category Rank

- -

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Bounce Rate

31.11%

Pages per Visit

1.99

Avg Visit Duration

00:00:23

Company: STI Electronics
Industry: N/A

Top 10 stiusa.com Competitors

The Top 10 Sites Like stiusa.com in February 2026 are ranked by their affinity to stiusa.com in terms of keyword traffic, audience targeting, and market overlap

omnitraining.com

omni training is celebrating its 42nd year as a pioneer in solder training and solder certification services, and is one of the most respected ipc certification centers in the industry

Company: - -
Industry: - -

Global Rank

#5,502,382

1,495,927

Country Rank

#2,449,004

236,544

United States

Category Rank

#17,268

784

Business Services
(In United States)

Bounce Rate

42.43%

Pages per Visit

1.74

Avg Visit Duration

00:00:18

Similarity Score

100%

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electrospectraining.com

Earn your IPC-A-610 certification with ElectroSpec Training. Online prep & instructor-led courses for CIS, CIT & CSE. Flexible, authorized, and trusted.

Company: - -
Industry: - -

Global Rank

#9,995,271

966,416

Country Rank

#3,316,001

726,839

United States

Category Rank

- -

Bounce Rate

40.25%

Pages per Visit

2.13

Avg Visit Duration

00:00:46

Similarity Score

99%

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soldertraining.net

why choose best for ipc training and solder certification courses? best has trained thousands of industry professionals in 20 years of conducting ipc training.

Company: Course catalog
Industry: N/A

Global Rank

#4,118,272

394,802

Country Rank

#1,187,276

176,315

United States

Category Rank

- -

Bounce Rate

29.94%

Pages per Visit

2.31

Avg Visit Duration

00:01:02

Similarity Score

87%

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eptac.com

Interested in industry-leading solder training or IPC certification? Check out our wide range of North American locations and 2025 schedules today.

Company: - -
Industry: - -

Global Rank

#1,471,274

626,191

Country Rank

#411,726

250,422

United States

Category Rank

#2,170

1,285

Consumer Electronics
(In United States)

Bounce Rate

40.07%

Pages per Visit

2.97

Avg Visit Duration

00:02:05

Similarity Score

85%

Compare eptac.comCompare to eptac.com

stiusa.com's top 5 competitors in February 2026 are: omnitraining.com, electrospectraining.com, soldertraining.net, eptac.com, and more.

According to Similarweb data of monthly visits, stiusa.com’s top competitor in February 2026 is omnitraining.com. stiusa.com 2nd most similar site is electrospectraining.com, and closing off the top 3 is soldertraining.net.

eptac.com ranks as the 4th most similar website to stiusa.com and ranks fifth in February 2026.

The other five competitors in the top 10 list are , , , , and .