Family Owned & Operated Since 1971• Bakersfield, CA
Pressure gauges, transmitters, transducers, switches, and indicators
57111 products
Front-flange panel-mount version of the copper-alloy Model 1555 — 2-1/2 in and 4 in, stainless case, phosphor-bronze Bourdon tube, center-back connection with a flush mounting flange. Factory glycerin or silicone fill. Configured to order.
Center-back-mount copper-alloy liquid-filled / fillable gauge in 1-1/2 in, 2 in, and 2-1/2 in — 300 Series stainless case, phosphor-bronze Bourdon tube, triple PSI/BAR/kPa dial, for back-of-panel mounting. Factory glycerin or silicone fill. Configured to order.
3-1/2 in fire-sprinkler gauge — FM approved and UL listed, with water (0–300 PSI), air (0–80 PSI retarded to 250), or air/water dials for wet and dry fire-protection risers. Brass, 1/4 in NPT low mount. Configured to order.
Ammonia (NH3) refrigerant gauge in 2-1/2 in and 3-1/2 in — 316L stainless Bourdon tube in a black corrosion-resistant steel case, compound 30 inHg–0–150 / 0–300 PSI, for industrial ammonia refrigeration systems. Configured to order.
HVAC/R manifold test gauge in 2-1/2 in — red (P1785) or blue (CR1785) case with refrigerant pressure/temperature scales for R-12/R-22/R-502, R-134A, and R-410A. Brass, 1/8 in NPT low mount for service manifolds. Configured to order.
General-purpose commercial utility gauge in 1-1/2, 2, 2-1/2, 3-1/2, and 4-1/2 in — painted steel case, phosphor-bronze/beryllium-copper Bourdon tube, brass movement, ±3-2-3% of span (ASME Grade B). Low- and center-back-mount NPT. Ranges from vacuum to 0–5,000 PSI. Configured to order.
Low-lead version of the Model 500 utility gauge (1-1/2 and 2 in) — low-lead brass wetted parts compliant with the U.S. Reduction of Lead in Drinking Water Act (2011), for potable-water and plumbing service. Painted steel case, ±3-2-3% of span. Configured to order.
4-1/2 in mechanical contractor's test gauge — low-lead brass (2011 Reduction of Lead in Drinking Water Act compliant), precision geared movement with zero-adjust, ±1½-1-1½% of span (ASME Grade A), for plumbing and hydronic commissioning. Configured to order.
2 in pressure-canner test gauge — chrome-plated brass case with a piercing-needle connection and 0–30 inHg vacuum dial, for checking pressure-canner petcock and gauge accuracy. Configured to order.
1-1/2 in miniature panel-mount gauge — painted steel case with mounting studs, U-clamp and nuts, chrome-plated flanged brass ring, center-back 1/8 in NPT connection. Phosphor-bronze/beryllium-copper Bourdon tube, ±3-2-3% of span. Ranges from vacuum to 0–2,000 PSI. Configured to order.
Corrosion- and weather-resistant utility gauge in 1-1/2 in and 2 in — gray ABS case and ring, brass wetted parts, ±3-2-3% of span. Low- and center-back-mount NPT for outdoor, washdown, and mildly corrosive environments. Configured to order.
Open-front all-stainless liquid-filled / fillable process gauge in 2-1/2 in (63 mm), 4 in (100 mm), and 6 in (160 mm) — 304 stainless case, seamless 316L stainless Bourdon tube, accuracy to ±1% of span (100/160 mm). Pressure ranges from full vacuum to 0–23,000 PSI, with stem, center-back, front-flange, and U-clamp mounting. Factory glycerin, silicone, or mineral-oil fill. Configured to order — contact us for your exact build.
2-1/2 in diaphragm-actuated gauge for very low pressures — phosphor-bronze diaphragm, center-back 1/4 in NPT mount, ±3-2-3% of span. Ranges in inches of water column, ounces per square inch, and 0–5/0–10 PSI. Configured to order.
Low-mount version of the Model 733 diaphragm gauge — 2-1/2 in, phosphor-bronze diaphragm, 1/4 in NPT low mount, ±3-2-3% of span, for very low pressures in inches of water column and ounces per square inch. Configured to order.
2, 2-1/2, and 3-1/2 in panel-mount gauge with U-clamp, studs and nuts — painted steel case, brass movement, phosphor-bronze/beryllium-copper Bourdon tube, center-back NPT, ±3-2-3% of span. Ranges from vacuum to 0–5,000 PSI. Configured to order.
Front-flange version of the Model 844U — 2, 2-1/2, and 3-1/2 in, flush-mounts to a panel face with a front flange, center-back NPT connection, brass movement, ±3-2-3% of span. Configured to order.
2 in dial tire pressure gauge — brass- or chrome-plated steel case, phosphor-bronze Bourdon tube, straight tire chuck, 0–60 PSI (other ranges available). A protective rubber boot is available separately. Configured to order.
Combined boiler pressure and temperature gauge in 2-1/2 in — dual 0–75 PSI and 60–320 °F dial, steel case with chrome-plated ring, 1/4 in NPT center-back mount, for hydronic boilers and heating systems. Configured to order.
Low-back-mount (LBM) version of the SOLFRUNT 1931 — a 4-1/2 in 316L stainless steel process gauge with ±0.5% of span accuracy (ASME B40.100 Grade 2A) for panel and surface mounting where the connection enters from the back. Ranges from full vacuum to 0–6,000 PSI, ½ or ¼ in NPT. Configure connection, range, and options to build your Spec Number.
Corrosion-resistant SOLFRUNT process gauge with a Monel Bourdon tube and Monel process connection for aggressive and marine media — 4-1/2 in dial, ±0.5% of span accuracy (ASME B40.100 Grade 2A), EZ-Fill liquid-fillable case standard (glycerin, silicone, or mineral oil). Ranges from full vacuum to 0–10,000 PSI, ½ or ¼ in NPT low-mount connection. Configure connection, range, fill, and options to build your Spec Number.
AMETEK U.S. Gauge 4-1/2 in SOLFRUNT process gauge with 316L stainless steel wetted parts and a low-mount connection — ±0.5% of span accuracy (ASME B40.100 Grade 2A), micro-adjustable pointer, and a corrosion-resistant 300 Series stainless movement. Supplied dry or EZ-Fill liquid-fillable (glycerin, silicone, or mineral oil) for vibration and pulsation service. Ranges from full vacuum to 0–6,000 PSI, ½ or ¼ in NPT. Configure connection, range, fill, and options to build your Spec Number.
AMETEK U.S. Gauge flagship 4-1/2 in SOLFRUNT process gauge — a SOLFRUNT PET turret-style case with a seamless, TIG-welded 316L stainless steel Bourdon tube and ±0.5% of span accuracy (ASME B40.100 Grade 2A). Supplied dry or in the EZ-Fill liquid-fillable case (glycerin, silicone, or mineral oil) for vibration and pulsation service, with a micro-adjustable pointer and a 300 Series stainless movement. Ranges from full vacuum to 0–11,600 PSI, ½ or ¼ in NPT lower-mount connection, with optional dampened movement, oxygen service, NIST certification, and NACE compliance. Configure case, connection, range, movement, fill, and options to build your Spec Number.
Solid-front (safety-pattern) SOLFRUNT liquid-filled process gauge in 2-1/2 in (63 mm) and 4 in (100 mm) — a solid wall between the dial and the Bourdon tube directs a pressure release out the back for operator protection. 304 stainless case, 316L stainless tube, ±1% of span (100 mm). Factory glycerin, silicone, or mineral-oil fill. Configured to order.
Low-lead air volume controls for water-well pressure tanks — Type 300L (shallow-well, Schrader/Dill air inlet) and Type 310WJ (deep-well, brass-stem main valve with spring-loaded relief). Zinc die-cast housing, 1-1/4 in NPT tank connection. Configured to order.