Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

ASHCROFT Gauge/seal assembly: 0 psi to 400 psi - Acid Leak Detection Gauges
ASHCROFTAcid Leak Detection Gauges

ASHCROFT Gauge/seal assembly: 0 psi to 400 psi

The ASHCROFT Gauge/seal assembly (SKU 45ALD1S1SS04S400#, MPN 45ALD1S1SS04S400#) is an acid leak detection gauge with a primary scale pressure measurement range of 0 psi to 400 psi. It features ±1.00% accuracy, a…

SKU 3G-OTH-174533

Brand
ASHCROFT
Item
Gauge/seal assembly: 0 psi to 400 psi
Category
Acid Leak Detection Gauges
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ASHCROFT
Manufacturer Part Number
45ALD1S1SS04S400#
Type
400 psi Primary Scale Pressure Measurement - Max
Accuracy
±1.00%
Case Liquid
Silicone
Case Material
Phenolic
Mounting Type
Stem-Mount
Sensor Material
316L Stainless Steel
Socket Material
316 SS

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

ASHCROFT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ASHCROFT Gauge/seal assembly (SKU 45ALD1S1SS04S400#, MPN 45ALD1S1SS04S400#) is an acid leak detection gauge with a primary scale pressure measurement range of 0 psi to 400 psi. It features ±1.00% accuracy, a phenolic case with silicone fill, a stem-mount configuration, and wetted parts of 316L stainless steel and 316 SS.

Frequently Asked Questions

What is an ASHCROFT acid leak detection gauge used for?

An ASHCROFT acid leak detection gauge, like the 45ALD1S1SS04S400#, is used in chemical processing and industrial plants to detect acid leaks in piping or vessels. It combines a gauge and seal assembly to protect the instrument from corrosive media, with wetted parts of 316L stainless steel and 316 SS.

What are the specifications of the ASHCROFT 45ALD1S1SS04S400# gauge?

The ASHCROFT 45ALD1S1SS04S400# gauge has a primary scale pressure range of 0 psi to 400 psi, ±1.00% accuracy, a phenolic case with silicone fill, stem-mount configuration, and wetted parts of 316L stainless steel and 316 SS. It is designed for acid leak detection applications.

Where to buy ASHCROFT acid leak detection gauges worldwide?

3G Electric supplies ASHCROFT acid leak detection gauges, including the 45ALD1S1SS04S400#, to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this and other ASHCROFT pressure measurement instruments.

How to install an ASHCROFT stem-mount gauge assembly?

For ASHCROFT stem-mount gauges like the 45ALD1S1SS04S400#, install by threading the 1/4-inch NPT stem into a compatible process connection. Use thread sealant on male threads, avoid over-torquing, and ensure the gauge is vertically oriented for accurate readings. Refer to ASHCROFT's installation guide for torque specs.

Used in

Common applications for ASHCROFT
Process control in chemical plants — ASHCROFT G2 series pressure transmitters with 4-20 mA output
Sanitary monitoring in food processing — ASHCROFT sanitary pressure transmitters with stainless steel fittings
Temperature measurement in oil and gas — ASHCROFT flanged thermowells rated to 1,000°F
Hydraulic system pressure monitoring — ASHCROFT G2 series transmitters with 1-5 V DC output
Hazardous location pressure sensing — ASHCROFT A2X explosion-proof transmitters with conduit connection
Steam system temperature protection — ASHCROFT threaded thermowells rated to 7,000 psi

ASHCROFT Products

3G Electric supplies ASHCROFT acid leak detection gauges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
ASHCROFT Gauge/seal assembly: 0 psi to 400 psi, 400 psi Primary Scale Pressure Measurement - Max (MPN 45ALD1S1SS04H400#)
ASHCROFT
ASHCROFT Gauge/seal assembly: 0 psi to 400 psi, 400 psi Primary Scale Pressure Measurement - Max (MPN 45ALD1S1SS04H400#)
Acid leak detection gauge/seal assembly with 0 psi to 400 psi primary scale, ±1.00% accuracy. Features a phenolic case with silicone fill, 316 SS sensor, and Hastelloy C-276 socket. Stem-mount design for industrial pressure monitoring in corrosive environments
ASHCROFT
Acid leak detection gauge/seal assembly with 0 psi to 400 psi primary scale, ±1.00% accuracy. Features a phenolic case with silicone fill, 316 SS sensor, and Hastelloy C-276 socket. Stem-mount design for industrial pressure monitoring in corrosive environments
ASHCROFT Gauge/seal assembly: 0 psi to 400 psi, 400 psi Primary Scale Pressure Measurement - Max (MPN 45ALD1S1HH04H400#)
ASHCROFT
ASHCROFT Gauge/seal assembly: 0 psi to 400 psi, 400 psi Primary Scale Pressure Measurement - Max (MPN 45ALD1S1HH04H400#)
ASHCROFT Gauge/seal assembly: 0 psi to 600 psi, 600 psi Primary Scale Pressure Measurement - Max (MPN 45ALD1S1SS04S600#)
ASHCROFT
ASHCROFT Gauge/seal assembly: 0 psi to 600 psi, 600 psi Primary Scale Pressure Measurement - Max (MPN 45ALD1S1SS04S600#)
ASHCROFT Gauge/seal assembly: 0 psi to 600 psi, 600 psi Primary Scale Pressure Measurement - Max (MPN 45ALD1S1HH04S600#)
ASHCROFT
ASHCROFT Gauge/seal assembly: 0 psi to 600 psi, 600 psi Primary Scale Pressure Measurement - Max (MPN 45ALD1S1HH04S600#)
This ASHCROFT acid leak detection gauge measures pressure from 0 to 600 psi with ±1.00% accuracy. It features a phenolic case filled with Halocarbon, a 316L stainless steel sensor, and a 316 SS socket. The stem-mount design is suited for industrial applications where corrosive media require corrosion-resistant monitoring
ASHCROFT
This ASHCROFT acid leak detection gauge measures pressure from 0 to 600 psi with ±1.00% accuracy. It features a phenolic case filled with Halocarbon, a 316L stainless steel sensor, and a 316 SS socket. The stem-mount design is suited for industrial applications where corrosive media require corrosion-resistant monitoring

More from ASHCROFT

View all ASHCROFT parts
Acid leak detection gauge with 0-100 psi primary scale and ±1.00% accuracy. Features a phenolic case, stem-mount design, 316 SS sensor, Hastelloy C-276 socket, and Halocarbon case liquid. Suitable for monitoring pressure in environments where acid exposure is a concern, such as chemical processing and refining
ASHCROFT
Acid leak detection gauge with 0-100 psi primary scale and ±1.00% accuracy. Features a phenolic case, stem-mount design, 316 SS sensor, Hastelloy C-276 socket, and Halocarbon case liquid. Suitable for monitoring pressure in environments where acid exposure is a concern, such as chemical processing and refining
This ASHCROFT gauge/seal assembly is designed for acid leak detection in industrial processes. It measures pressure from 0 psi to 400 psi with a primary scale maximum of 400 psi, featuring ±1.00% accuracy. The phenolic case is filled with Halocarbon, and the sensor and socket are constructed from Monel for corrosion resistance. Stem-mount configuration
ASHCROFT
This ASHCROFT gauge/seal assembly is designed for acid leak detection in industrial processes. It measures pressure from 0 psi to 400 psi with a primary scale maximum of 400 psi, featuring ±1.00% accuracy. The phenolic case is filled with Halocarbon, and the sensor and socket are constructed from Monel for corrosion resistance. Stem-mount configuration
This ASHCROFT gauge/seal assembly monitors pressure from 0 psi to 400 psi with ±1.00% accuracy. It features a phenolic case with silicone fill, Monel sensor and socket materials for corrosion resistance, and stem-mount configuration. Designed for acid leak detection in industrial processes
ASHCROFT
This ASHCROFT gauge/seal assembly monitors pressure from 0 psi to 400 psi with ±1.00% accuracy. It features a phenolic case with silicone fill, Monel sensor and socket materials for corrosion resistance, and stem-mount configuration. Designed for acid leak detection in industrial processes
Acid leak detection gauge with 0 to 100 psi primary scale, ±1.00% accuracy. Features a phenolic case, silicone fill, stem-mount design, and Monel sensor and socket for corrosion resistance. Suitable for monitoring pressure in environments with aggressive media
ASHCROFT
Acid leak detection gauge with 0 to 100 psi primary scale, ±1.00% accuracy. Features a phenolic case, silicone fill, stem-mount design, and Monel sensor and socket for corrosion resistance. Suitable for monitoring pressure in environments with aggressive media
This acid leak detection gauge from ASHCROFT measures pressure from 0 to 200 psi with ±1.00% accuracy. It features a phenolic case with silicone fill, a stem-mount configuration, and wetted parts of 316L stainless steel sensor and 316 SS socket. Typical applications include chemical processing and refining where early detection of acid leaks is required
ASHCROFT
This acid leak detection gauge from ASHCROFT measures pressure from 0 to 200 psi with ±1.00% accuracy. It features a phenolic case with silicone fill, a stem-mount configuration, and wetted parts of 316L stainless steel sensor and 316 SS socket. Typical applications include chemical processing and refining where early detection of acid leaks is required
Acid leak detection gauge/seal assembly with a 0 to 200 psi primary scale and ±1.00% accuracy. Features a phenolic case with Halocarbon fill, stem-mount design, and wetted parts of 316L stainless steel sensor and 316 SS socket. Suitable for monitoring pressure in corrosive chemical processes
ASHCROFT
Acid leak detection gauge/seal assembly with a 0 to 200 psi primary scale and ±1.00% accuracy. Features a phenolic case with Halocarbon fill, stem-mount design, and wetted parts of 316L stainless steel sensor and 316 SS socket. Suitable for monitoring pressure in corrosive chemical processes
Acid leak detection gauge with 0-600 psi primary scale and ±1.00% accuracy. Features a phenolic case with Halocarbon fill, stem-mount design, and Monel sensor and socket for corrosion resistance. Suitable for monitoring pressure in processes where acid exposure is a concern
ASHCROFT
Acid leak detection gauge with 0-600 psi primary scale and ±1.00% accuracy. Features a phenolic case with Halocarbon fill, stem-mount design, and Monel sensor and socket for corrosion resistance. Suitable for monitoring pressure in processes where acid exposure is a concern
Stem-mount gauge with 200 psi primary scale and ±1.00% accuracy. Features a phenolic case, Monel sensor and socket, and Halocarbon case liquid. Designed for pressure monitoring in corrosive acid service applications
ASHCROFT
Stem-mount gauge with 200 psi primary scale and ±1.00% accuracy. Features a phenolic case, Monel sensor and socket, and Halocarbon case liquid. Designed for pressure monitoring in corrosive acid service applications