Recommended Replacements
for Discontinued Pressure/Vacuum Measurement Products

Below is a list of discontinued MKS Pressure/Vacuum measurement products and a link to the recommended replacement products. The recommended replacement product is the closest match for most common applications. In some cases, the newer product is not a direct replacement for the older product. Contact MKS Instruments for assistance in these situations.

See a list of current MKS Instruments Pressure/Vacuum Measurement Products

Product Recommended Replacement
102A Absolute Manometer 722B Baratron® Compact Absolute Capacitance Manometer
107B Absolute Manometer 722B Baratron® Compact Absolute Capacitance Manometer
113B Power Supply Contact MKS Application Engineering
122A Absolute Manometer 622C Baratron® Absolute Capacitance Manometer
122B Absolute Manometer 626C Baratron® Absolute Capacitance Manometer
OR AA01A a-Baratron® Analog, Unheated, Absolute Capacitance Manometer
124A Absolute Manometer 623F Baratron® Absolute Capacitance Manometer
127A Absolute Manometer 627F Baratron® Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
128A Absolute Manometer 628F Baratron® Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
129A Absolute Manometer Contact MKS Application Engineering
146A Gauge Controller 946 Vacuum System Controller
146B Gauge Controller 946 Vacuum System Controller
146C Gauge Controller 946 Vacuum System Controller
170M6C Gauge Controller 670B Signal Conditioner/Display/Power Supply
186A Gauge Controller Contact MKS Application Engineering
186B Gauge Controller Contact MKS Application Engineering
220AA Absolute Manometer 220DA Baratron® Absolute Capacitance Manometer
220AD Differential Manometer 220DD Baratron® Differential Capacitance Manometer
220BA Absolute Manometer 220DA Baratron® Absolute Capacitance Manometer
220BD Differential Manometer 220DD Baratron® Differential Capacitance Manometer
220CA Absolute Manometer 220DA Baratron® Absolute Capacitance Manometer
220CD Differential Manometer 220DD Baratron® Differential Capacitance Manometer
222B Absolute Manometer 622C Baratron® Absolute Capacitance Manometer
222C Absolute Manometer 622C Baratron® Absolute Capacitance Manometer
223B Differential Manometer 226A Baratron® Differential Capacitance Manometer
224A Absolute Manometer 623F Baratron® Absolute Capacitance Manometer 623F Baratron® Absolute Capacitance Manometer
225A Differential Manometer 226A Baratron® Differential Capacitance Manometer
227A Absolute Manometer 627F Baratron® Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
229H Pressure/Vacuum Transmitter 226A Baratron® Differential Capacitance Manometer
230A Pressure/Vacuum Transmitter Contact MKS Application Engineering
230B Pressure/Vacuum Transmitter Contact MKS Application Engineering
230C Pressure/Vacuum Transmitter Contact MKS Application Engineering
230D Pressure/Vacuum Transmitter Contact MKS Application Engineering
270A Conditioner/Display/Power Supply 670B Signal Conditioner/Display/Power Supply
270B Conditioner/Display/Power Supply 670B Signal Conditioner/Display/Power Supply
270C Conditioner/Display/Power Supply 670B Signal Conditioner/Display/Power Supply
270D Conditioner/Display/Power Supply 670B Signal Conditioner/Display/Power Supply
273 Heater Controller Contact MKS Application Engineering
274 Conditioner/Display/Power Supply 274B Three-Channel Sensor Multiplexor
286 Vacuum Gauge Contact MKS Application Engineering
287A Vacuum Gauge Contact MKS Application Engineering
290A Gauge Controller See Granville-Phillips® Ion Gauges
290B Gauge Controller See Granville-Phillips® Ion Gauges
290C Gauge Controller See Granville-Phillips® Ion Gauges
290D Gauge Controller See Granville-Phillips® Ion Gauges
370H Absolute Manometer 690A Baratron® Heated, High Accuracy Absolute Capacitance Manometer
OR Contact MKS Application Engineering
390H Absolute Manometer 690A Baratron® Heated, High Accuracy Absolute Capacitance Manometer
OR Contact MKS Application Engineering
391H Manometer Contact MKS Application Engineering
398H Differential Manometer 698A Baratron® Heated, High Accuracy Differential Capacitance Manometer
41A Pressure Switch 41B Baratron® Single-End Gauge Pressure Switch
422C Cold Cathode Sensor Contact MKS Application Engineering
427A Pressure Transmitter Contact MKS Application Engineering
42A Pressure Switch 42B Baratron® Flow-Through Gauge Pressure Switch
430A, B, C & D Absolute Pressure Transmitters 430E Absolute Pressure Transmitter
441A Pressure Transmitter Contact MKS Application Engineering
510B Power Supply PR4000B Digital Power Supply and Readout
51A Pressure Switch 51B Baratron® Single-end, Absolute Pressure/Vacuum Switch
52A Pressure Switch 52B Baratron® Flow-Through Absolute Pressure Switch
615A Absolute Manometer Contact MKS Application Engineering
616A Absolute Manometer Contact MKS Application Engineering
619C High Temperature Pressure Transducer Contact MKS Application Engineering
621C Heated Absolute Manometer 631D Baratron® Heated Absolute Capacitance Manometer
622A Absolute Manometer 622C Baratron® Absolute Capacitance Manometer
622B Absolute Manometer 622C Baratron® Absolute Capacitance Manometer
OR AA01A a-Baratron® Analog, Unheated, Absolute Capacitance Manometer
623A Absolute Manometer 623F Baratron® Absolute Capacitance Manometer
624A Absolute Manometer 624F Baratron® Heated Absolute Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
624B Absolute Manometer 624F Baratron® Heated Absolute Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
625A Absolute Manometer 625F Baratron® Heated Absolute Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
625B Absolute Manometer 625F Baratron® Heated Absolute Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
626A Absolute Manometer 626C Baratron® Absolute Capacitance Manometer
626B Absolute Manometer AA01A a-Baratron® Analog, Unheated, Absolute Capacitance Manometer
OR Contact MKS Application Engineering
627A Absolute Manometer 627F Baratron® Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
627B Absolute Manometer 627F Baratron® Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
627C Absolute Manometer 627E e-Baratron® Heated Ethernet-Enabled Absolute Capacitance Manometer
627D Absolute Manometer 627F Baratron® Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
628A Absolute Manometer 628F Baratron® Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
628B Absolute Manometer 628F Baratron® Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
628C Absolute Manometer 628E e-Baratron® Heated Ethernet-Enabled Absolute Capacitance Manometer
628D Absolute Manometer 628F Baratron® Capacitance Manometer
OR AA02A a-Baratron® Heated Absolute Capacitance Manometer
629A Absolute Manometer 629F Baratron® Heated Absolute Capacitance Manometer
631A, 631B Heated Absolute Manometer 631D Baratron® Heated Absolute Capacitance Manometers
660B Absolute Manometer Contact MKS Application Engineering
681A Absolute Manometer Contact MKS Application Engineering
685A Absolute Manometer Contact MKS Application Engineering
685B Absolute Manometer Contact MKS Application Engineering
689A Absolute Manometer Contact MKS Application Engineering
712A Absolute Manometer Contact MKS Application Engineering
712B Absolute Manometer Contact MKS Application Engineering
712C Absolute Manometer Contact MKS Application Engineering
712D Absolute Manometer Contact MKS Application Engineering
722A Absolute Manometer 722B Baratron® Compact Absolute Capacitance Manometer
740A Gauge Manometer 740C High-Pressure Baratron® Gauge Capacitance Manometer
742A Absolute Manometer Contact MKS Application Engineering
742B Absolute Manometer Contact MKS Application Engineering
750A Absolute Manometer 750C High-Pressure Baratron® Absolute Capacitance Manometer
751A Absolute Transducer R750C High-Pressure Baratron® Absolute Capacitance Transducer
752A Absolute Manometer Contact MKS Application Engineering
850 Absolute Manometer AA07A Micro-Baratron® High Pressure, Ultraclean, Single-end Pressure Transducer
852 Absolute Manometer AA08A Micro-Baratron® High Pressure, Ultraclean, Flow-through Pressure Transducer
870A Pressure Transducers AA07A Micro-Baratron® High Pressure, Ultraclean, Single-end Pressure Transducer
870B Absolute Manometer AA07A Micro-Baratron® High Pressure, Ultraclean, Single-end Pressure Transducer
872A Pressure Transducers AA08A Micro-Baratron® High Pressure, Ultraclean, Flow-through Pressure Transducer
872B Absolute Manometer AA08A Micro-Baratron® High Pressure, Ultraclean, Flow-through Pressure Transducer
890A, 890B Pressure Transducers AA07A Micro-Baratron® High Pressure, Ultraclean, Single-end Pressure Transducer
891A Pressure Transducers Contact MKS Application Engineering
892A Pressure Transducers AA08A Micro-Baratron® High Pressure, Ultraclean, Flow-through Pressure Transducer
893A Pressure Transducers Contact MKS Application Engineering
CT22 Pressure Manometer Contact MKS Application Engineering
CT27 Pressure Manometer Contact MKS Application Engineering
CT28 Pressure Manometer Contact MKS Application Engineering
CV7627A Isolation System CV7627D Baratron® Isolation System
D27B Absolute Manometer D27F Baratron® Heated Dual-Range Absolute Capacitance Manometer
E27C Etch Sensor Manometer E27E e-Baratron® Heated Capacitance Manometer, Etch Sensor
E28C Etch Sensor Manometer E28E e-Baratron® Heated Capacitance Manometer, Etch Sensor
IDA76xxA Absolute Manometers Contact MKS Application Engineering
IDA76xxB Absolute Manometers Contact MKS Application Engineering
LDM-B Local Display Contact MKS Application Engineering
PDR-C-1C Power Supply/Display PDR2000A Two-Channel Digital Power Supply/Readout
PDR-C-2C Power Supply/Display PDR2000A Two-Channel Digital Power Supply/Readout
PR4000A Power Supply/Display PR4000B Digital Power Supply and Readout
PT110A Calibration System Contact MKS Application Engineering

Information is subject to change without notice.
Copyright MKS Instruments, Inc. unless noted otherwise.

Need help?

Contact an Applications Specialist by sending an email to MKS Instruments, or call 978-645-5500.