Industrial Valves

Mechanical Pressure Switches

ValveMan's mechanical pressure switches are ideal for accurate pressure monitoring and control across various industrial applications. Engineered for durability and dependable performance, our mechanical switches are available in a range of options to fit your specific needs. Not seeing what you need? Let us know, and we'll find the perfect mechanical pressure switch for your application.

Shop Mechanical Pressure Switch

All Mechanical Pressure Switch

342 products
SKU: 400H-3-45-145/2320-8
7/16"
NOSHOK 400 Series Mechanical Heavy-Duty Pressure Switches 400H-3-45-145/2320-8, 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 145 to 2,320 psig, DIN EN 175301-803 Form
$167.36$150.99
SKU: 300V-1-2-5/28-vac-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300V-1-2-5/28-vac-66, 1/4" MNPT, -5 to -28 inHg, Deutsch Integral 2-Pin Male (DT04-2P)
$124.74$112.99
SKU: 300L-2-2-3/7-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300L-2-2-3/7-66, 1/4" MNPT, 3 to 7 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$112.53$101.99
SKU: 300H-2-2-145/1160-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300H-2-2-145/1160-66, 1/4" MNPT, 145 to 1,160 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$128.67$115.99
SKU: 300L-2-2-15/230-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300L-2-2-15/230-66, 1/4" MNPT, 15 to 230 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$112.53$101.99
SKU: 300H-2-2-145/435-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300H-2-2-145/435-66, 1/4" MNPT, 145 to 435 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$128.67$115.99
SKU: 300L-3-2-7/120-8
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis, 300L-3-2-7/120-8, 1/4" MNPT, 7 to 120 psig, DIN EN 175301-803 Form A
$78.51$70.99
SKU: 300H-2-2-100/220-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300H-2-2-100/220-66, 1/4" MNPT, 100 to 220 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$128.67$115.99
SKU: NSK-300-PS-SPDT-1/4-in-NPT-M-DT04-2P
1/4" Available
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis, 1/4" MNPT, Deutsch Integral 2-Pin Male (DT04-2P)
Starting at $124.99
Browse Product
SKU: 300H-3-2-300/2900-8
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis, 300H-3-2-300/2900-8, 1/4" MNPT, 300 to 2,900 psig, DIN EN 175301-803 Form A
$94.65$85.99
SKU: 300L-2-2-30/290-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300L-2-2-30/290-66, 1/4" MNPT, 30 to 290 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$112.53$101.99
SKU: 400H-3-45-300/3600-8
7/16"
NOSHOK 400 Series Mechanical Heavy-Duty Pressure Switches 400H-3-45-300/3600-8, 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 300 to 3,600 psig, DIN EN 175301-803 Form
$167.36$150.99
SKU: 400H-3-45-300/2900-8
7/16"
NOSHOK 400 Series Mechanical Heavy-Duty Pressure Switches 400H-3-45-300/2900-8, 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 300 to 2,900 psig, DIN EN 175301-803 Form
$167.36$150.99
SKU: 300H-2-2-145/1750-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300H-2-2-145/1750-66, 1/4" MNPT, 145 to 1,750 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$128.67$115.99
SKU: 300L-3-2-3/30-8
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis, 300L-3-2-3/30-8, 1/4" MNPT, 3 to 30 psig, DIN EN 175301-803 Form A
$78.51$70.99
SKU: 400H-3-45-450/4600-8
7/16"
NOSHOK 400 Series Mechanical Heavy-Duty Pressure Switches 400H-3-45-450/4600-8, 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 450 to 4,600 psig, DIN EN 175301-803 Form
$167.36$150.99
SKU: 300L-3-2-15/230-8
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis, 300L-3-2-15/230-8, 1/4" MNPT, 15 to 230 psig, DIN EN 175301-803 Form A
$78.51$70.99
SKU: 300H-2-2-145/2320-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300H-2-2-145/2320-66, 1/4" MNPT, 145 to 2,320 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$128.67$115.99
SKU: 300V-3-2-5/28-vac-8
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis, 300V-3-2-5/28-vac-8, 1/4" MNPT, -5 to -28 inHg, DIN EN 175301-803 Form A
$90.72$81.99
SKU: 300H-2-2-300/2900-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300H-2-2-300/2900-66, 1/4" MNPT, 300 to 2,900 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$128.67$115.99
SKU: 300H-2-2-300/3600-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300H-2-2-300/3600-66, 1/4" MNPT, 300 to 3,600 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$128.67$115.99
SKU: NSK-300-PS-SPDT-1/4-in-NPT-M-DIN
1/4" Available
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis, 1/4" MNPT, DIN EN 175301-803 Form A
Starting at $90.99
Browse Product
SKU: 300H-2-2-450/4600-66
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis 300H-2-2-450/4600-66, 1/4" MNPT, 450 to 4,600 psig, Deutsch Integral 2-Pin Male (DT04-2P)
$128.67$115.99
SKU: 300H-3-2-145/435-8
1/4"
NOSHOK 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis, 300H-3-2-145/435-8, 1/4" MNPT, 145 to 435 psig, DIN EN 175301-803 Form A
$94.65$85.99
342+
Products Available
All 50
States Served
Net 30
Terms Available
60 Years
Valve Expertise

Why Buy Mechanical Pressure Switch From ValveMan?

Authorized Distributor Since 1965
We are an authorized distributor — not a grey market reseller. Every Mechanical Pressure Switch product ships new, with the documentation your purchasing department needs — and whatever warranty the manufacturer offers is passed through to you in full.
Expedited Options + Net 30 Terms
In a hurry? Call 888-825-8800 — depending on the item we may be able to expedite your order, and we'll tell you what's realistic. Qualified buyers can apply for Net 30 terms — ideal for MRO, OEM, and project purchasing.
Technical Support from Valve Experts
Our team has 60+ years of valve product knowledge. Call 888-825-8800 or start a chat — we'll help you select the right Mechanical Pressure Switch product for your application, pressure class, and end connection.
Need a volume quote or custom order?
Our B2B team responds within 2 hours on business days. Exton, PA — Trusted Since 1965.
888-825-8800