Ernst Instruments
Ernst Instruments
21 Gail Court
Sparta, NJ 07871-3438
USA

Toll Free: 888.943.5000
Phone: 973.940.1600
Fax: 973.940.1620
Email: sales@ernstinstruments.com
Website: www.ernstinstruments.com
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S12 Series Flapper Type Carbon Steel, Stainless Steel or Bronze Sight Flow Indicators
Unit of Measure
1 

Model #

Size

Material

Indicating Device

Pressure Rating

List Price

S12B-CA-02A-AAX-5 N/A 1/4 in N/A Bronze/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $492.00
S12B-CB-02A-AAX-5 N/A 1/4 in N/A Bronze/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $619.00
S12B-DB-02A-FAX-5 N/A 1/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Rotor N/A 150 PSIG @ 500 ºF $835.00
S12B-CM-02A-AAX-5 N/A 1/4 in N/A Bronze/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $538.00
S12B-DM-02A-FAX-5 N/A 1/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Drip Tube N/A 150 PSIG @ 500 ºF $762.00
S12B-DA-02A-FAX-5 N/A 1/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Plain N/A 150 PSIG @ 500 ºF $716.00
S12B-CF-02A-AAX-5 N/A 1/4 in N/A Bronze/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $551.00
S12B-DF-02A-FAX-5 N/A 1/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Flapper N/A 150 PSIG @ 500 ºF $797.00
S12B-AF-02A-AAX-5 N/A 1/4 in N/A Carbon Steel/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $548.00
S12B-AB-02A-AAX-5 N/A 1/4 in N/A Carbon Steel/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $632.00
S12B-AM-02A-AAX-5 N/A 1/4 in N/A Carbon Steel/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $526.00
S12B-AA-02A-AAX-5 N/A 1/4 in N/A Carbon Steel/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $504.00
S12B-CA-03A-AAX-5 N/A 3/8 in N/A Bronze/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $504.00
S12B-CM-03A-AAX-5 N/A 3/8 in N/A Bronze/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $551.00
S12B-AA-03A-AAX-5 N/A 3/8 in N/A Carbon Steel/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $517.00
S12B-DM-03A-FAX-5 N/A 3/8 in N/A 316 Stainless Steel/PTFE 3545 N/A Drip Tube N/A 150 PSIG @ 500 ºF $779.00
S12B-AM-03A-AAX-5 N/A 3/8 in N/A Carbon Steel/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $537.00
S12B-DA-03A-FAX-5 N/A 3/8 in N/A 316 Stainless Steel/PTFE 3545 N/A Plain N/A 150 PSIG @ 500 ºF $732.00
S12B-AB-03A-AAX-5 N/A 3/8 in N/A Carbon Steel/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $646.00
S12B-AF-03A-AAX-5 N/A 3/8 in N/A Carbon Steel/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $560.00
S12B-CB-03A-AAX-5 N/A 3/8 in N/A Bronze/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $633.00
S12B-CF-03A-AAX-5 N/A 3/8 in N/A Bronze/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $562.00
S12B-DB-03A-FAX-5 N/A 3/8 in N/A 316 Stainless Steel/PTFE 3545 N/A Rotor N/A 150 PSIG @ 500 ºF $853.00
S12B-DF-03A-FAX-5 N/A 3/8 in N/A 316 Stainless Steel/PTFE 3545 N/A Flapper N/A 150 PSIG @ 500 ºF $814.00
S12B-AF-05A-AAX-5 N/A 1/2 in N/A Carbon Steel/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $674.00
S12B-DF-05A-GAX-5 N/A 1/2 in N/A 316 Stainless Steel/PTFE 3545 N/A Flapper N/A 150 PSIG @ 500 ºF QUOTE
S12B-CM-05A-AAX-5 N/A 1/2 in N/A Bronze/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $633.00
S12B-AA-05A-AAX-5 N/A 1/2 in N/A Carbon Steel/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $659.00
S12B-CA-05A-AAX-5 N/A 1/2 in N/A Bronze/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $578.00
S12B-CF-05A-AAX-5 N/A 1/2 in N/A Bronze/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $639.00
S12B-CB-05A-AAX-5 N/A 1/2 in N/A Bronze/Neoprene N/A Rotor N/A 225 PSIG @ 100 ºF 150 PSIG @ 250 ºF $766.00
S12B-DM-05A-FAX-5 N/A 1/2 in N/A 316 Stainless Steel/PTFE 3545 N/A Drip Tube N/A 150 PSIG @ 500 ºF $591.00
S12B-DB-05A-FAX-5 N/A 1/2 in N/A 316 Stainless Steel/PTFE 3545 N/A Rotor N/A 150 PSIG @ 500 ºF $972.00
S12B-AM-05A-AAX-5 N/A 1/2 in N/A Carbon Steel/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $668.00
S12B-AB-05A-AAX-5 N/A 1/2 in N/A Carbon Steel/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $690.00
S12B-DA-05A-FAX-5 N/A 1/2 in N/A 316 Stainless Steel/PTFE 3545 N/A Plain N/A 150 PSIG @ 500 ºF $906.00
S12B-AA-07A-AAX-5 N/A 3/4 in N/A Carbon Steel/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $670.00
S12B-AM-07A-AAX-5 N/A 3/4 in N/A Carbon Steel/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $679.00
S12B-AF-07A-AAX-5 N/A 3/4 in N/A Carbon Steel/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $685.00
S12B-CM-07A-AAX-5 N/A 3/4 in N/A Bronze/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $646.00
S12B-DA-07A-FAX-5 N/A 3/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Plain N/A 150 PSIG @ 500 ºF $925.00
S12B-AB-07A-AAX-5 N/A 3/4 in N/A Carbon Steel/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $706.00
S12B-CA-07A-AAX-5 N/A 3/4 in N/A Bronze/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $589.00
S12B-DM-07A-FAX-5 N/A 3/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Drip Tube N/A 150 PSIG @ 500 ºF $593.00
S12B-DB-07A-FAX-5 N/A 3/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Rotor N/A 150 PSIG @ 500 ºF $991.00
S12B-DF-07A-GAX-5 N/A 3/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Flapper N/A 150 PSIG @ 500 ºF QUOTE
S12B-CF-07A-AAX-5 N/A 3/4 in N/A Bronze/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $652.00
S12B-CB-07A-AAX-5 N/A 3/4 in N/A Bronze/Neoprene N/A Rotor N/A 225 PSIG @ 100 ºF 150 PSIG @ 250 ºF $782.00
S12B-DM-10A-FAX-5 N/A 1 in N/A 316 Stainless Steel/PTFE 3545 N/A Drip Tube N/A 150 PSIG @ 500 ºF $809.00
S12B-AB-10A-AAX-5 N/A 1 in N/A Carbon Steel/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $859.00
S12B-CA-10A-AAX-5 N/A 1 in N/A Bronze/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $784.00
S12B-AA-10A-AAX-5 N/A 1 in N/A Carbon Steel/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $791.00
S12B-DF-10A-GAX-5 N/A 1 in N/A 316 Stainless Steel/PTFE 3545 N/A Flapper N/A 150 PSIG @ 500 ºF QUOTE
S12B-CB-10A-AAX-5 N/A 1 in N/A Bronze/Neoprene N/A Rotor N/A 225 PSIG @ 100 ºF 150 PSIG @ 250 ºF $859.00
S12B-DA-10A-FAX-5 N/A 1 in N/A 316 Stainless Steel/PTFE 3545 N/A Plain N/A 150 PSIG @ 500 ºF $1,178.00
S12B-CM-10A-AAX-5 N/A 1 in N/A Bronze/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $840.00
S12B-DB-10A-FAX-5 N/A 1 in N/A 316 Stainless Steel/PTFE 3545 N/A Rotor N/A 150 PSIG @ 500 ºF $1,350.00
S12B-AF-10A-AAX-5 N/A 1 in N/A Carbon Steel/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $835.00
S12B-AM-10A-AAX-5 N/A 1 in N/A Carbon Steel/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $826.00
S12B-CF-10A-AAX-5 N/A 1 in N/A Bronze/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $848.00
S12B-DA-12A-FAX-5 N/A 1-1/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Plain N/A 150 PSIG @ 500 ºF $1,637.00
S12B-CB-12A-AAX-5 N/A 1-1/4 in N/A Bronze/Neoprene N/A Rotor N/A 225 PSIG @ 100 ºF 150 PSIG @ 250 ºF $1,178.00
S12B-AM-12A-AAX-5 N/A 1-1/4 in N/A Carbon Steel/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $1,228.00
S12B-AF-12A-AAX-5 N/A 1-1/4 in N/A Carbon Steel/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $1,248.00
S12B-DB-12A-FAX-5 N/A 1-1/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Rotor N/A 150 PSIG @ 500 ºF $1,697.00
S12B-CM-12A-AAX-5 N/A 1-1/4 in N/A Bronze/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $1,131.00
S12B-AB-12A-AAX-5 N/A 1-1/4 in N/A Carbon Steel/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $348.00
S12B-AA-12A-AAX-5 N/A 1-1/4 in N/A Carbon Steel/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $1,165.00
S12B-CA-12A-AAX-5 N/A 1-1/4 in N/A Bronze/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $1,046.00
S12B-DM-12A-FAX-5 N/A 1-1/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Drip Tube N/A 150 PSIG @ 500 ºF $1,643.00
S12B-CF-12A-AAX-5 N/A 1-1/4 in N/A Bronze/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $1,133.00
S12B-DF-12A-GAX-5 N/A 1-1/4 in N/A 316 Stainless Steel/PTFE 3545 N/A Flapper N/A 150 PSIG @ 500 ºF QUOTE
S12B-CM-15A-AAX-5 N/A 1-1/2 in N/A Bronze/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $1,153.00
S12B-CA-15A-AAX-5 N/A 1-1/2 in N/A Bronze/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $1,069.00
S12B-DA-15A-FAX-5 N/A 1-1/2 in N/A 316 Stainless Steel/PTFE 3545 N/A Plain N/A 150 PSIG @ 500 ºF $1,651.00
S12B-AF-15A-AAX-5 N/A 1-1/2 in N/A Carbon Steel/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $1,263.00
S12B-AA-15A-AAX-5 N/A 1-1/2 in N/A Carbon Steel/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $1,175.00
S12B-CF-15A-AAX-5 N/A 1-1/2 in N/A Bronze/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $1,158.00
S12B-CB-15A-AAX-5 N/A 1-1/2 in N/A Bronze/Neoprene N/A Rotor N/A 225 PSIG @ 100 ºF 150 PSIG @ 250 ºF $1,203.00
S12B-DF-15A-GAX-5 N/A 1-1/2 in N/A 316 Stainless Steel/PTFE 3545 N/A Flapper N/A 150 PSIG @ 500 ºF QUOTE
S12B-AM-15A-AAX-5 N/A 1-1/2 in N/A Carbon Steel/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $1,246.00
S12B-DM-15A-FAX-5 N/A 1-1/2 in N/A 316 Stainless Steel/PTFE 3545 N/A Drip Tube N/A 150 PSIG @ 500 ºF $1,671.00
S12B-AB-15A-AAX-5 N/A 1-1/2 in N/A Carbon Steel/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $1,290.00
S12B-DB-15A-FAX-5 N/A 1-1/2 in N/A 316 Stainless Steel/PTFE 3545 N/A Rotor N/A 150 PSIG @ 500 ºF $1,723.00
S12B-AM-20A-AAX-5 N/A 2 in N/A Carbon Steel/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $1,272.00
S12B-DF-20A-GAX-5 N/A 2 in N/A 316 Stainless Steel/PTFE 3545 N/A Flapper N/A 150 PSIG @ 500 ºF QUOTE
S12B-CA-20A-AAX-5 N/A 2 in N/A Bronze/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $1,525.00
S12B-AF-20A-AAX-5 N/A 2 in N/A Carbon Steel/Neoprene N/A Flapper N/A 150 PSIG @ 250 ºF $1,409.00
S12B-DB-20A-FAX-5 N/A 2 in N/A 316 Stainless Steel/PTFE 3545 N/A Rotor N/A 150 PSIG @ 500 ºF $2,041.00
S12B-CF-20A-AAX-5 N/A 2 in N/A Bronze/Neoprene N/A Flapper N/A 225 PSIG @ 100 ºF 150 PSIG @ 250 ºF $1,631.00
S12B-AB-20A-AAX-5 N/A 2 in N/A Carbon Steel/Neoprene N/A Rotor N/A 150 PSIG @ 250 ºF $1,422.00
S12B-CM-20A-AAX-5 N/A 2 in N/A Bronze/Neoprene N/A Drip Tube N/A 150 PSIG @ 250 ºF $1,626.00
S12B-DM-20A-FAX-5 N/A 2 in N/A 316 Stainless Steel/PTFE 3545 N/A Drip Tube N/A 150 PSIG @ 500 ºF $1,939.00
S12B-AA-20A-AAX-5 N/A 2 in N/A Carbon Steel/Neoprene N/A Plain N/A 150 PSIG @ 250 ºF $1,240.00
S12B-DA-20A-FAX-5 N/A 2 in N/A 316 Stainless Steel/PTFE 3545 N/A Plain N/A 150 PSIG @ 500 ºF $1,856.00
S12B-CB-20A-AAX-5 N/A 2 in N/A Bronze/Neoprene N/A Rotor N/A 225 PSIG @ 100 ºF 150 PSIG @ 250 ºF $1,677.00
Unit of Measure
1