Our team is available at (800) 242-6184 for shipping, delivery, and product help.
Ashcroft B421T-XFSNH-100# 1/4" NPTF, 700 kPa, 125/250 VAC, SPDT/DPDT, NEMA 3/4/4X/13/IP66, Epoxy Coated Aluminum, Differential, Watertight, Pressure Switch
MPN: B421T-XFSNH-100#
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Our team is available at (901) 883-7241 for shipping, delivery, and product help.
Attributes
| Product Series | B4 |
| Type | Differential |
Features
- CE
- Explosion Proof Enclosure Provide Uncompromising Protection
- Steel Mill
- Offshore Oil Rig
- UL (Canada and US)
- Material Stainless Steel (Tag), Non-Stick (Actuator Seal), Buna-N (Diaphragm)
- Voltage Rating 125/250 Volt AC
- Applicable Standard E34743, 55541, 14.0077X
- Chemical and Petrochemical Plant Pulp and Papermill
- Current Rating 5 Amp (AC)
- FM
- Fixed or Limited Adjustable Deadband
- RoHS Compliant
- Sil 3 Capable
- CSA (Canada and US)
- Overpressure Rating 1000 PSI (Proof), 3000 PSI (Burst)
- Wide Selection of Switch Element
- Factory Adjustable Setpoint 15 to 100 Percent of Range
- Temperature Rating -20 to 150 Deg F (Ambient), 0 to 150 Deg F (Process)
- Power Plant
- Water and Sewage-Treatment Plant
Product Overview
Centro proudly is an authorized distributor for Ashcroft, an eminent figure in pressure and temperature measurement instruments, with a particular focus on their applications within the steam industry.
Our comprehensive range of Ashcroft products encompasses a plethora of offerings, ranging from pressure sensors, transducers, transmitters, pressure gauges, and pressure switches to bi-metal thermometers, diaphragm seals, calibration instruments, and much more.
With a legacy spanning over 150 years, Ashcroft instruments have consistently set the gold standard for precision, quality, and reliability in pressure and temperature measurement. Their product lineup caters adeptly to various applications, including pressure gauges, temperature instruments, switches, and transmitters. Globally renowned for their versatility and unwavering endurance, Ashcroft is trusted across various industries, including chemical processing, oil refineries, power plants, pharmaceuticals, food, and industrial equipment. The Ashcroft trademark is synonymous with industry-standard performance and unwavering reliability.
The expansive selection of Ashcroft pressure gauges encompasses various sizes, accuracies, and ranges, covering the spectrum from 0 – 10 in. H2O to 0-100,000 psi. This includes offerings like differential pressure gauges, test gauges, sanitary gauges, high-purity gauges, subsea gauges, digital pressure gauges, and OEM pressure gauges.
Ashcroft is revered for its unwavering commitment to delivering high-quality, reliable products. With a diverse range tailored to meet specific requirements, there's an Ashcroft gauge ready to serve your needs.

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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.
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