Magnaflux Yoke Product Comparison
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| Part Number | 628554 | 625643 | 628994 | |
| NDT Method | Visible Magnetic Particle Testing | • | • | • |
| Fluorescent Magnetic Particle Inspection | • | • | • | |
| Features |
Ergonomic and light weight design Extra strength field swappable cord and switch |
Classic design Switchable AC or DC modes |
Classic design Portable DC battery powered |
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| Waveform | AC | AC/DC | DC | |
| Defect Location | Surface | Surface and subsurface | Subsurface (and some surface) | |
| Electrical Requirements | 110-115V, 60 Hz 4.3 A max or 50 Hz 6.3 A max 220-230V, 50/60 Hz: 2.6 A max |
115V - 60 Hz: 6.0 A 220/230V - 50/60 Hz: 2.7 A |
Batttery charger current draw: USA version: 1.25A Max at 115V Global version: 0.2A max at 100-240V |
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| Cord Length | Detachable; 12 ft / 3.6 m | 12 ft / 3.7 m | N/A; Battery operated for full 8-hour shift | |
| Duty Cycle | 50%, max on time 90 seconds | 25%, max on time 90 seconds | 25%, max on time 90 seconds | |
| Yoke Weight | 4.8 lb / 2.2 kg | 115V: 7.4 lb / 3.4 kg 220/230V: 7.2 lb / 3.3 kg |
8 lb / 3.6 kg 5.2 lb / 2.4 kg (Battery) |
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| Leg Span | 2.5 - 10.5 in / 6.4 - 27 cm | 2–12 in / 5.1–30 cm | 2.0–11.0 in / 5.1–27.9 cm | |
| Specifications Compliance | ASME BPVC | • | • | • |
| ASTM E709 | • | • | • | |
| ASTM E1444 | • | • | • | |
| ASTM E3024 | • | • | • | |
| ISO 9934-3 | • | • | • | |
| MIL-STD-271 | • | |||
Frequently Asked Questions
How quickly will I receive a quote?
We respond to all quote requests within one business day (Monday–Friday, Pacific time).
Do you offer volume pricing?
Yes. Pricing tiers are available for qualifying quantities. Include your expected annual volume in the form for the best pricing.
Can you supply NADCAP- or OEM-approved materials?
We stock and source materials qualified under AMS 2644, MIL-I-25135, ASTM E1417, and select OEM approvals. Include your specification number and we will confirm availability.
Do you drop-ship or provide blanket orders?
Yes. Contact us to discuss blanket purchase orders, scheduled releases, and direct drop-ship arrangements.


