WIKA PSA-31 Pressure Switch / Transmitter, 0–300 psig, 1-1/2-inch TC
PSA-31
$599 / each
Shipping or freight and applicable sales tax are additional.
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Delivery, sales tax and final invoice
Listed prices exclude shipping and delivery charges. Agreed shipping or freight charges will be shown on the final invoice before payment. Applicable sales tax is additional and will be shown separately on the final invoice.
Provide the complete delivery address and access requirements, or confirm local pickup, when requesting an invoice. If you claim a resale or other tax exemption, provide a valid exemption certificate for review before payment. A business purchase is not automatically tax-exempt.
Payment methods
Bank wire transfer is required for freight shipments, higher-value machinery and direct sales over $2,500. Credit or debit card is accepted through an authorized Copper Holler Surplus, LLC invoice for direct sales under $2,500, or by chip or tap at local pickup. Cash is accepted at appointment-only local pickup.
Marketplace purchases must be completed through the marketplace's required checkout. Items are released or shipped only after payment is confirmed. Checks, money orders, peer-to-peer payment apps and cryptocurrency are not accepted.
Ordering and availability
Sold individually at $599 each plus $12 shipping per unit ($611 before applicable sales tax). Two units available, serials 110JCSB4 and 110JCSB3. Purchase quantity 1 includes one boxed WIKA PSA-31 unit.
Condition
Boxed industrial surplus in protective plastic with process-connection caps shown. Packaging has storage wear. Prior service history and unused condition are not confirmed.
Specifications
WIKA PSA-31 pressure switch / transmitter, WIKA article / order number 52994476 (P# on both the WIKA device label and WIKA box label). Customer stock reference 817-11152-000 is a separate number. Nameplates identify 0–300 psig range, 15–35 VDC supply, 4–20 mA output and SP1 switching output. Customer stock label identifies a 1-1/2-inch TC process connection. Made in Germany. Available unit serial numbers: 110JCSB4 and 110JCSB3. Photos show both units, their labels, protective caps, packaging and a PSA-31 instruction booklet.
IO-Link configuration
IO-Link is an optional PSA-31 configuration in WIKA’s documentation. The supplied photographs identify P# 52994476, 4–20 mA and SP1, but do not establish the IO-Link option on these specific units. Verify the ordered configuration with WIKA using P# 52994476 and the unit serial number if IO-Link is required.
Common industry descriptions
This item may also be described as WIKA, PSA-31, 52994476, 0-300 psig, pressure switch transmitter, 4-20 mA, 1-1/2 inch TC, 110JCSB4, 110JCSB3, PSA-31 IO-Link option — unit configuration requires verification.
Reference
WIKA PSA-31 operating instructions — IO-Link option (consulted 2026-10-12)
WIKA IO-Link documentation — P# is the article / order number (consulted 2026-10-12)
Testing available
Calibration stickers show November 2022 calibration and November 2023 recommended recalibration. Current calibration and functional testing are not documented. Unless specific results are documented on this page, the item remains untested by Copper Holler Surplus, LLC. No powered, destructive, pressure or load testing will be performed without advance agreement.