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PSI Headquarters

Inside PSI

Pacific Southwest Instruments is a FAA / EASA approved Repair Station, with Instrument Class I, II, III, IV, Radio Class I, II, III and Accessory Class III ratings. Inventory availability and outstanding customer support have made...

Below are links to a list of parts available and a publication index.

PSI Headquarters

Pacific Southwest Instruments is conveniently located in Southern California.

From our modern facility we are able to provide prompt service to our customers around the world.

Office hours are Monday – Friday 6:00 am to 5:00 pm PST (9:00 am to 8:00 pm EST)

Please call us toll-free at 1-800-621-1736 or local at 951-737-0790
Fax for Sales / Purchasing 951- 273-7149
Fax for HR / Accounting 951-737-4647

Fax for Quality Department 951-734-3463

Our billing and shipping address is:

Pacific Southwest Instruments
1721 Railroad Street
Corona, CA 92880

PSI Management & Customer Service

"Good service means recognizing what the customer wants.
Our service, designed to meet your needs, offers fast turn around time, and a large instrument exchange inventory. We know aircraft down time will cost you money so we do our best to get your part to you fast!"