
Zinsco QSFT353B QSF Unit Busway Plug Disconnect Switch 30A 600V 3 Pole Dual
$350
Shipping: US $42.99 delivery in 2–4 days
Description
Zinsco QSFT353B QSF Unit Busway Plug Disconnect Switch 30A 600V 3 Pole Dual
Manufacturer:
Zinsco Electrical Products
Catalog Number:
QSFT353B
Specs:
30 Amps | 600 V.A.C. | 3 Poles
UL Listed:
Miscellaneous Switch 213B
Up for sale is a vintage Zinsco dual-disconnect busway plug-in switch unit. This specialized industrial component contains two individual 3-pole, 30-amp switch mechanisms housed inside a single integrated steel enclosure, complete with rear stabs for bus duct mounting and heavy-duty side mounting brackets.
Condition & Features:
Dual Operation:
Built with two independent external handles with distinct ON/OFF mechanical setups. One side features a vintage engraved label reading "X3 PANEL P1R" and the other side is labeled "SPARE".
Empty Fuse Blocks:
Please note that the internal fuse clips are completely empty on both sides as shown in the photos. No fuses are included; you will need to supply your own 30A fuses.
Physical Shape:
Structurally solid enclosure. It exhibits normal industrial paint scuffs, scratches, old inspection stickers, and minor surface oxidation consistent with a long service life in a factory environment.
Authentic Badging:
Both original black and teal aluminum Zinsco data plates are fully intact and completely legible.
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Pallet A31
Specifications
| Manufacturer | Zinsco |
| Model | QSFT353B |
| Condition | Used |
| Operation Method | On/Off |
| Control Style | Switch |
| Number of Phases | 3 |
| Material | Metal |
| Number of Poles | 3 |
| Suitable For | Interior |







