****Sequential Circuits Pro One **** SURVIVAL * SURVIVAL * SURVIVAL ** Parts ** Parts ** Parts ** Parts
Critical Parts * Drop-in Replacements Original ICs * NOT Clones
Original #I-319/CEM3310 Envelope Genrator IC $95
Original #I-320/CEM3320 VCF IC SOLD OUT
Original #I-321/CEM3340 VCO IC $115
Original #I-322/CA3280 dual VCA IC $95
ICs available individually while supplies last
Click or Tap on picture to enlarge
#S-048 PC Mount Power Switch $10
NOS #S-048 PC mount power switch found in early Pro Ones with PC mounted transformers.
Click or Tap on pictures to enlarge.
Switches & knob for Pro One & Prophet 600.
Used restored original #S-046 two position slide switch $9
New Old Stock (N.O.S.) original #M-357 black control panel knob $8
Used original #M-357 black control panel knob $4
7 New Original NOS #M-357 knobs $25
4 screws for Pro One wood sides $10
* Original Pro One 1981 brochure * ****SOLD OUT****
Original Pro One brochure from 1981 - pages 1 & 4
Original Pro One brochure from 1981 - pages 2 & 3
Last Update: March 23, 2025
International buyers are responsible to pay directly to the applicable agencies any import duty or taxes levied on the merchandise by their governments. California buyers are subject to CA State Sales Tax levied on the cost of merchandise.
Terms of Sale for international shipments via USPS valued under $100 ship FCA ("Free Carrier") unless specified otherwise. FCA means the seller pays for carriage, and the risk transfers to buyer upon handing the merchandise over to USPS for delivery.
USA buyer's merchandise valued under $90 ship FOB (Free On Board) via USPS unless specified otherwise, and the responsibility and costs for the merchandise shifts from the seller to the buyer upon handing the goods over to USPS.
For any merchandise valued at $90 or more the cost of shipping as listed includes insurance. When shipping CIF the seller (Wine Country) is responsible for the costs and risks until the goods reach the buyer's designated location.
For merchandise valued under $90 shipping CIF (“Cost, Insurance and Freight”) is available for both domestic and international shipments at additional cost, contact Wine Country by email at Sales@WineCountrySequentialcom for information.
Sequential Circuits PARTS sales continue until SOLD OUT.
No Refunds * No Returns * No Exchanges * ALL Sales are Final
PROPHET® and SEQUENTIAL®
are trademarks of SEQUENTIAL® LLC
used by Wine Country Productions Inc. under license.