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0
Price
$128.67

Specifications

modelNumber
300H-2-2-145/435-66
subcategory1
Pressure Switches
subcategory2
Mechanical Pressure Switches
subcategory3
300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis
Item Name
300 Series Mechanical Compact Pressure Switch, 1 SPST Switch, Normally Closed, 1/4 NPT Male Conn, 145 psig to 435 psig (5,000 psig), Deutsch Integral 2-Pin (DT04-2P)
Product Status
ACTIVE
Measuring Element
NBR
Description
<ul><li>Switch adjustment ranges from vacuum through 4,600 psig</li><li>Standard Zinc-nickel with NBR diaphragm wetted parts</li><li>SPST or SPDT snap-action switch with solid Silver contacts</li><li>CE compliant to suppress Radio Frequency Interference (RFI), Electromagnetic Interference (EMI) and Electrostatic Discharge (ESD)</li><li>RoHS compliant</li></ul>
Image Name
https://b1.noshokmedia.com/images/300-series-mechanical-compact-large.jpg
Data Sheet
https://b1.noshokmedia.com/assets/1772268181946-300_series_pressure_switch_data_sheet.pdf
User Manual
https://b1.noshokmedia.com/assets/1772268182363-pressure_switch_user_manual.pdf
Dimensions/Secondary Image
https://b1.noshokmedia.com/assets/1772268184361-300-66-dimensions.jpg
Additional Assets
https://b1.noshokmedia.com/images/Distribution-Manifolds.jpg|https://b1.noshokmedia.com/images/Pressure-Snubbers---Piston-Type.jpg|https://b1.noshokmedia.com/images/Pressure-Snubbers---Sintered-Type.jpg|https://b1.noshokmedia.com/images/Steam-Syphons.jpg|https://b1.noshokmedia.com/images/Swivel-Adaptors.jpg|https://b1.noshokmedia.com/images/300VLH - 66 _ SERIES_SWITCH_DEUTSCH-FRONT_1100x1100 - 66.jpg|https://b1.noshokmedia.com/images/300VLH -66 - Deutsch-Integral-2-Pin-DT04-2P.jpg|https://b1.noshokmedia.com/documents/Brochure for 300 Series Mechanical Compact SPDT Pressure Switches with Adjustable Hysteresis.pdf
Ambient Temperature Range_ºC
-20 to 80
Ambient Temperature Range_ºF
-4 to 176
Application
<ul><li>Hydraulics & pneumatics</li><li>Pumps & compressors</li><li>Tank monitoring</li><li>Leak detection</li><li>Water management</li></ul>
Category
All Categories
Category full name
All Categories > Pressure Switches > Mechanical Pressure Switches > 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis
Company Name
NOSHOK, Inc.
Contact Material
Solid Silver, Self-Cleaning
Contact Rating
6A &#64; 12/24 Vdc|6A &#64; 125/250 Vac
Distribution Manifolds
NOSHOK's Distribution Manifolds connect multiple instruments to one diaphragm seal, eliminating multiple connections that lead to possible leak paths.
Electrical Connection
Deutsch Integral 2-Pin Male (DT04-2P)
Environmental Rating
Ingress Protection (IP67)
Frequency [Max]
{"_cpm":100}
Housing Material
Zinc-Nickel Plated Steel
Hysteresis
Adjustable
Limitations Which Apply Are
These units must be operated within the catalogued environmental and application parameters. Determination of failure will be made by NOSHOK, Inc.'s equipment and personnel or a certified test facility specializing in this type of evaluation. Gauge failures determined to be caused by over-range, incompatibility with environment or product media and abuse will not be considered under this warranty. NOSHOK, Inc. will, at its discretion, repair or replace the working parts of the damaged gauge without cost to the customer.<br><br>In keeping with and for purposes of product and/or manufacturing process improvements, NOSHOK, Inc. reserves the right to make design changes without prior notice.
Mechanical Switches Options & Accessories
Factory Adjusted Switch Point (Specify)
Media Temperature Range_ºC
-20 to 80
Media Temperature Range_ºF
-4 to 176
Non-Repeatability
2% of Full Set Point Range at 70 ºF
Pressure Snubbers - Piston Type
<ul><li>Resist clogging and are self-cleaning</li><li>Five different sized pistons included with each snubber to ensure the correct amount of snubbing for virtually every application</li><li>Available in Brass and 316 Stainless Steel in 1/4" NPT, 1/2" NPT or SAE J1926-3: 7/16-20</li><li>Weight approximately 0.2 lb. for 1/4" & 7/16", and approximately 0.4 lb. for 1/2"</li></ul>
Pressure Snubbers - Sintered Type
<ul><li>Cost effective solution to protect expensive instrumentation</li><li>Increases gauge readability by smoothing out pressure surges, pulsations and spikes</li><li>5 basic elements available for each snubber to accommodate specific application needs</li><li>Snubbing action achieved by utilizing a corrosion resistant 316 Stainless Steel sintered porous element</li><li>Exotic materials or intermediate disc grades available</li><li>Provides long service life with no moving parts to wear out</li><li>Weight approximately 0.2 lb. for 1/4" & 7/16", and approximately 0.4 lb. for 1/2</li></ul>
Process Connection
1/4" NPT Male
Process Connection Size_in
1/4
Product Name
300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis
Proof Pressure_psig
870 to 5,000
Prop 65 Warnings
<div style="margin-left:20pt"> <img src="/asset/warning.png" style="width: 17pt; vertical-align: baseline; margin-left:-20pt"> <b style="font-size: 14pt; font-weight: bold;">WARNING:</b> This product can expose you to chemicals including Lead and Nickel, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to <a href="https://www.p65warnings.ca.gov">www.P65Warnings.ca.gov</a> </div>
Series
300
Service Life
&lt; 1,000,000 Load Cycles
Steam Syphons
<ul><li>Protect the instrument from the damaging effects of high temperature steam</li><li>Recommended for use in all steam applications</li><li>Available in 1/4" and 1/2" NPT sizes in welded steel, welded 316 Stainless Steel or seamless 316 Stainless Steel with ratings to 3,800 psi at 850 ºF</li></ul>
Switch Adjustable Range
145 to 435 psig
Switch Point
Field Adjustable and/or Factory Set
Switch Type
Snap Action with Adjustable Hysteresis
Switching Function
SPST, Normally closed
Swivel Adapters
<ul><li>Temperature ratings: 15,000 psi at 200 ºF and 3,000 psi at 1,000 ºF</li><li>Used with gauges and gauge valves to adjust the line of sight</li><li>Rotates 360º to allow the connected instrument to be positioned in the desired direction</li><li>The pressure connection is achieved with a tapered cone style compression fitting simply by tightening the swivel hex nut</li><li>All 316 Stainless Steel construction</li><li>Standard with 1/2" NPT male process - 1/2" NPT female instrument connections</li><li>Also available with 1/4" NPT connections, same specifications apply</li><li>Weight approximately 0.8 lb.</li></ul>
Syndication_SET
1
Type
Mechanical Switch
Warranty_yr
1
Weight_lb
0.2
Product Subcategory Description
<p>NOSHOK Mechanical Pressure Switches include low pressure, compact SPDT, adjustable hysteresis, and heavy-duty models. NOSHOK offers low pressure, compact size mechanical pressure switches with 1 SPST N.O. or N.C. contact, as well as an RoHS compliant SPDT model. These switches are ideal for hydraulics, pneumatics, pumps, compressors, and more. The NOSHOK compact SPDT with adjustable hysteresis model is perfect for applications including hydraulics, pneumatics, pumps, compressors, and more. With a stable switching point setting, our robust heavy-duty switch is designed for applications requiring maximum accuracy under high loads such as hydraulics &amp; pneumatics, mobile hydraulics, power generation, pumps &amp; compressors, tank monitoring and water management.</p>
Image
https://b1.noshokmedia.com/assets/1772268182738-300_series_pressure_switches_image.jpg
Wiring Diagram
https://www.noshok.com/images/switches/300_series/300_Series_Set_screw_adjustment_LG.jpg
Marketing Flyers
No Marketing Flyer for Switches
Quick Start Guide
No Quick Start Guide

Graybar version

Adapted for Graybar channel requirements

Industrial Control and Automation > Pressure Switches

Specifications

Manufacturer Provided Shop SKU
  • 300H-2-2-145/435-66
MPN_Mfg Number
  • 300H-2-2-145/435-66
Category ID
  • pressure-switches
Manufacturer Provided Title
  • 300 Series Mechanical Compact Pressure Switch, 1 SPST Switch, Normally Closed, 1/4 NPT Male Conn
Manufacturer
  • NOSHOK
Manufacturer Provided Short Description
  • 300 Series Mechanical Compact Pressure Switch, 1 SPST Switch, Normally Closed, 1/4 NPT Male Conn, 145 psig to 435 psig (5,000 psig), Deutsch Integral 2-Pin (DT04-2P)
Main ImageMiraklDisplay
  • https://b1.noshokmedia.com/images/300-series-mechanical-compact-large.jpg
Manufacturer Part Number
  • 300H-2-2-145/435-66
Brand
  • NOSHOK
Category Hierarchy
  • All Categories > Pressure Switches > Mechanical Pressure Switches > 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis
Description
  • NOSHOK Mechanical Pressure Switches include low pressure, compact SPDT, adjustable hysteresis, and heavy-duty models. NOSHOK offers low pressure, compact size mechanical pressure switches with 1 SPST N.O. or N.C. contact, as well as an RoHS compliant SPDT model. These switches are ideal for hydraulics, pneumatics, pumps, compressors, and more. The NOSHOK compact SPDT with adjustable hysteresis model is perfect for applications including hydraulics, pneumatics, pumps, compressors, and more. With a stable switching point setting, our robust heavy-duty switch is designed for applications requiring maximum accuracy under high loads such as hydraulics & pneumatics, mobile hydraulics, power generation, pumps & compressors, tank monitoring and water management.
Manufacturer Provided Long Description
  • Switch adjustment ranges from vacuum through 4,600 psig; Standard Zinc-nickel with NBR diaphragm wetted parts; SPST or SPDT snap-action switch with solid Silver contacts; CE compliant to suppress Radio Frequency Interference (RFI), Electromagnetic Interference (EMI) and Electrostatic Discharge (ESD); RoHS compliant
Product Grouping
  • Pressure Switches
DA_Brochure1
  • No Marketing Flyer for Switches
DA_CatalogPage1
  • https://b1.noshokmedia.com/assets/1772268181946-300_series_pressure_switch_data_sheet.pdf
DA_Image3
  • https://b1.noshokmedia.com/assets/1772268182738-300_series_pressure_switches_image.jpg
DA_UserManual1
  • https://b1.noshokmedia.com/assets/1772268182363-pressure_switch_user_manual.pdf
DA_UserManual2
  • No Quick Start Guide
Product Type
  • Mechanical Pressure Switches
Range
  • 145 to 435 psig
Material
  • NBR measuring element
Series
  • 300 Series Mechanical Compact Single Pole Double Throw (SPDT) Pressure Switches with Adjustable Hysteresis
Connection Type
  • 1/4" NPT Male
Contact Operation
  • SPST, Normally closed
Amperage Rating
  • 6A &#64; 12/24 Vdc|6A &#64; 125/250 Vac
Application
  • Hydraulics & pneumatics; Pumps & compressors; Tank monitoring; Leak detection; Water management
IP Rating
  • Ingress Protection (IP67)
DA_Image4
  • https://www.noshok.com/images/switches/300_series/300_Series_Set_screw_adjustment_LG.jpg
Action
  • Snap Action with Adjustable Hysteresis