Siemens 3UA Series Thermal Overload Relay Mixed Lot 22pcs Used

Lot of 22 Siemens 3UA series thermal overload relays and accessories in used, working condition. Mixed models and current ranges, suitable for spares, maintenance stock or panel builders.

Item details

• Brand: Siemens

• Model: Mainly 3UA5x series (e.g. 3UA52, 3UA50, 3UA7) plus a few SIRIUS‑style units – see photos/labels for exact types

• Type: Thermal overload relay / motor protection relay, plug‑on type for Siemens contactors

• Main technical specs: Various adjustable current ranges (typical ranges around 0.4–0.63 A up to 10–16 A depending on model; see each label for exact range)

• Contacts: Various NO/NC auxiliary contact configurations integrated in the relays (see front markings)

• Compatible series/frames: For Siemens 3TF / 3TB / similar contactor frames and SIRIUS contactors depending on model

• Standards/approvals: CE, UL, CSA and other approval logos visible on labels; see photos for details

Condition

• Used, removed from working installations or spare parts stock

• Visually in good overall condition with typical cosmetic wear from industrial use and storage

• Some units show label discoloration, minor dust and light surface marks

• No detailed electrical testing performed; sold as‑is and untested

• Supplied loose as one mixed bundle exactly as shown; no original manufacturer packaging included

Notes

• Fixed quantity: this mixed lot contains 22 pieces; buyer will receive all items visible in the photos

• Multiple different current ranges and part numbers included – please zoom in on photos to verify suitability for your application

• Ideal for workshops, MRO stores or resellers needing assorted Siemens overload relays