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Controllers
Take control of your process systems with our reliable controllers. Designed to deliver accurate monitoring, precise regulation, and dependable automation, these devices help improve system performance, reduce downtim...
Categories in Controllers (3)
Control RelaysEnsure consistent performance and reliable operation in your electrical systems with our wide selection of control relays. Designed to provide safe and accurate switching, these essential components are used in motor control, automation, HVAC systems, and industrial machinery. Our offering includes general-purpose relays, timing relays, solid-state relays, and safety relays, available in multiple coil voltages and contact configurations to match your application. Built with durable materials and trusted designs, these relays deliver dependable performance while helping to protect equipment and extend system life. Whether you’re managing simple control circuits or complex automation systems, our control relays offer the reliability, flexibility, and efficiency professionals count on. With products from leading brands, it’s easy to find the right relay for your project.
Panel Meters & DisplaysGet precise, real-time monitoring of your systems with our selection of panel meters and displays. Designed to provide clear, accurate readouts, these devices help you track and manage voltage, current, frequency, temperature, pressure, and other critical process variables with confidence. Our lineup includes analog panel meters, digital panel meters, LED and LCD displays, and multi-function meters, giving you the flexibility to match the right solution to your application. Perfect for use in industrial equipment, control panels, automation systems, and HVAC, these meters are built for reliability and long-term performance. With easy-to-read displays, durable construction, and options from trusted brands, our panel meters and displays ensure you have the visibility and control needed to keep operations safe, efficient, and compliant.
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High accuracy 4 mA to 20 mA loop-powered indicators for NOSHOK 11 Series Sanitary, 300, 615/616 Series pressure transmitters and 800 Series temperature transmittersCan be fitted to NOSHOK pressure transmitters utilizing a 4 mA to 20 mA output signal and the DIN 175301-803 Form A connectorEasily inserted between the transmitter body and the connectorProgrammable to display a range of -1999 to 9999; may be tilted for better viewing
$511.14
Typically ships within 3-5 business days
Subject to factory lead times
High accuracy 4 mA to 20 mA loop-powered indicators for NOSHOK 11 Series Sanitary, 300, 615/616 Series pressure transmitters and 800 Series temperature transmittersCan be fitted to NOSHOK pressure transmitters utilizing a 4 mA to 20 mA output signal and the DIN 175301-803 Form A connectorEasily inserted between the transmitter body and the connectorProgrammable to display a range of -1999 to 9999; may be tilted for better viewing
$618.66
Typically ships within 3-5 business days
Subject to factory lead times
Provides compact digital display of any desired unit of pressure, temperature, level, force, or flow measurement3-1/2 digit, 0.6" high display with a span range of 0 to 1999Positive image reflective LCDSpan and zero offset capabilitiesNegative pressure and overpressure indicationSelectable decimal point position
$485.00
Low Stock (1)Ships within 1 business day
Provides compact digital display of any desired unit of pressure, temperature, level, force, or flow measurement3-1/2 digit, 0.6" high display with a span range of 0 to 1999Positive image reflective LCDSpan and zero offset capabilitiesNegative pressure and overpressure indicationSelectable decimal point position
$496.34
Typically ships within 3-5 business days
Subject to factory lead times
Conductivity controller, 120 VAC, 26K ohm sensitivity, DIN mount socket style.
Save 17%$442.35
$368.63
Typically ships within 3-5 weeks
Subject to factory lead times
Offers all the features of a full size panel meter in a compact digital display for pressure, flow, level, force, and temperature measurement5 digit, 0.48" LCD display with a span range of -9999 to 99999Reflective LCD display; or green backlighting optionalDisplay is fully expandable to accommodate applications requiring relays, dual sinking outputs, and serial communications by RS232 or RS485Fully scalable & field upgradableSimple programming through front panel
$473.33
In Stock (61)Ships within 1 business day
Offers all the features of a full size panel meter in a compact digital display for pressure, flow, level, force, and temperature measurement5 digit, 0.48" LCD display with a span range of -9999 to 99999Reflective LCD display; or green backlighting optionalDisplay is fully expandable to accommodate applications requiring relays, dual sinking outputs, and serial communications by RS232 or RS485Fully scalable & field upgradableSimple programming through front panel
$438.26
Typically ships within 3-5 business days
Subject to factory lead times
Accepts a variety of standard process signals and precisely scales them into any desired unit of measurementSingle input or dual inputEmploys advanced technology for stable, drift-free readoutField upgradeable with plug-in option cards; including 4 set point alarms, analog output and serial communication16 point scaling for non-linear processesMax. and min. value display
$845.87
Low Stock (1)Ships within 1 business day
Accepts a variety of standard process signals and precisely scales them into any desired unit of measurementSingle input or dual inputEmploys advanced technology for stable, drift-free readoutField upgradeable with plug-in option cards; including 4 set point alarms, analog output and serial communication16 point scaling for non-linear processesMax. and min. value display
$764.20
Low Stock (5)Ships within 1 business day
Differential pressure controller, range 0-25-0-0.25" w.c. NOTE: velocity & volumetric flow not available.
Save 17%$1,554.00
$1,295.01
Typically ships within 3-5 weeks
Subject to factory lead times
Differential pressure controller, range 0-25-0-0.25" w.c. NOTE: velocity & volumetric flow not available.
Save 17%$1,156.75
$963.97
Typically ships within 3-5 weeks
Subject to factory lead times
Differential pressure controller, range 0.25 in w.c.
Save 17%$648.80
$540.67
Typically ships within 3-5 weeks
Subject to factory lead times
High accuracy 4 mA to 20 mA loop-powered indicators for NOSHOK 11 Series Sanitary, 300, 615/616 Series pressure transmitters and 800 Series temperature transmittersCan be fitted to NOSHOK pressure transmitters utilizing a 4 mA to 20 mA output signal and the DIN 175301-803 Form A connectorEasily inserted between the transmitter body and the connectorProgrammable to display a range of -1999 to 9999; may be tilted for better viewing
$511.14
Typically ships within 3-5 business days
Subject to factory lead times
High accuracy 4 mA to 20 mA loop-powered indicators for NOSHOK 11 Series Sanitary, 300, 615/616 Series pressure transmitters and 800 Series temperature transmittersCan be fitted to NOSHOK pressure transmitters utilizing a 4 mA to 20 mA output signal and the DIN 175301-803 Form A connectorEasily inserted between the transmitter body and the connectorProgrammable to display a range of -1999 to 9999; may be tilted for better viewing
$618.66
Typically ships within 3-5 business days
Subject to factory lead times
Provides compact digital display of any desired unit of pressure, temperature, level, force, or flow measurement3-1/2 digit, 0.6" high display with a span range of 0 to 1999Positive image reflective LCDSpan and zero offset capabilitiesNegative pressure and overpressure indicationSelectable decimal point position
$485.00
Low Stock (1)Ships within 1 business day
Provides compact digital display of any desired unit of pressure, temperature, level, force, or flow measurement3-1/2 digit, 0.6" high display with a span range of 0 to 1999Positive image reflective LCDSpan and zero offset capabilitiesNegative pressure and overpressure indicationSelectable decimal point position
$496.34
Typically ships within 3-5 business days
Subject to factory lead times
Conductivity controller, 120 VAC, 26K ohm sensitivity, DIN mount socket style.
Save 17%$442.35
$368.63
Typically ships within 3-5 weeks
Subject to factory lead times
Offers all the features of a full size panel meter in a compact digital display for pressure, flow, level, force, and temperature measurement5 digit, 0.48" LCD display with a span range of -9999 to 99999Reflective LCD display; or green backlighting optionalDisplay is fully expandable to accommodate applications requiring relays, dual sinking outputs, and serial communications by RS232 or RS485Fully scalable & field upgradableSimple programming through front panel
$473.33
In Stock (61)Ships within 1 business day
Offers all the features of a full size panel meter in a compact digital display for pressure, flow, level, force, and temperature measurement5 digit, 0.48" LCD display with a span range of -9999 to 99999Reflective LCD display; or green backlighting optionalDisplay is fully expandable to accommodate applications requiring relays, dual sinking outputs, and serial communications by RS232 or RS485Fully scalable & field upgradableSimple programming through front panel
$438.26
Typically ships within 3-5 business days
Subject to factory lead times
Accepts a variety of standard process signals and precisely scales them into any desired unit of measurementSingle input or dual inputEmploys advanced technology for stable, drift-free readoutField upgradeable with plug-in option cards; including 4 set point alarms, analog output and serial communication16 point scaling for non-linear processesMax. and min. value display
$845.87
Low Stock (1)Ships within 1 business day
Accepts a variety of standard process signals and precisely scales them into any desired unit of measurementSingle input or dual inputEmploys advanced technology for stable, drift-free readoutField upgradeable with plug-in option cards; including 4 set point alarms, analog output and serial communication16 point scaling for non-linear processesMax. and min. value display
$764.20
Low Stock (5)Ships within 1 business day
Differential pressure controller, range 0-25-0-0.25" w.c. NOTE: velocity & volumetric flow not available.
Save 17%$1,554.00
$1,295.01
Typically ships within 3-5 weeks
Subject to factory lead times
Differential pressure controller, range 0-25-0-0.25" w.c. NOTE: velocity & volumetric flow not available.
Save 17%$1,156.75
$963.97
Typically ships within 3-5 weeks
Subject to factory lead times
Differential pressure controller, range 0.25 in w.c.
Save 17%$648.80
$540.67
Typically ships within 3-5 weeks
Subject to factory lead times
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About NISCO Inc.
NISCO offers a wide range of pressure gauges & instruments, diaphragm seals, thermometers, valves, and flow control products to the industrial and commercial marketplaces, as well as other resellers like ourselves. We can also provide other value-added services such as gauge repair, NIST traceable calibration, diaphragm seal assembly, and valve automation. NISCO takes pride in providing extensive product knowledge, helpful customer service, and market competitive pricing to help fit whatever need you may have because it is our goal to be regarded by our customers as the best supplier of pressure, temperature, and flow control products.