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Leeds And Northrup 0.0001Ω And 0.001Ω Standards

Leeds And Northrup 0.0001Ω And 0.001Ω Standards

$1,600.00

Leeds And Northrup 202-12-00a-1 2021200a1 Recorder

Leeds And Northrup 202-12-00a-1 2021200a1 Recorder

$1,488.77

Leeds And Northrup 10981-10-20-36-4000 Transducer 109811020364000

Leeds And Northrup 10981-10-20-36-4000 Transducer 109811020364000

$1,485.77

Leeds And Northrup 074423 Card Leeds And Northrup Pn 074423 Used For Ram Memory

Leeds And Northrup 074423 Card Leeds And Northrup Pn 074423 Used For Ram Memory

$944.00

Leeds And Northrup Company 4222-b Resistor 4222b

Leeds And Northrup Company 4222-b Resistor 4222b

$880.77

Leeds And Northrup Pressure Transmitter Model 2610-100-12-2-01-300-802-809 New

Leeds And Northrup Pressure Transmitter Model 2610-100-12-2-01-300-802-809 New

$799.99

Leeds And Northrup 074429 Card Leeds And Northrup Pn 074429 15 Pt. Discrete Inpu

Leeds And Northrup 074429 Card Leeds And Northrup Pn 074429 15 Pt. Discrete Inpu

$745.00

Honeywell Leeds And Northrup 78691 Card Leeds And Northrup Part No. 51309632-501

Honeywell Leeds And Northrup 78691 Card Leeds And Northrup Part No. 51309632-501

$741.00

Leeds And Northrup 228261 Card Leeds And Northrup Part Number 228261 Old Part Nu

Leeds And Northrup 228261 Card Leeds And Northrup Part Number 228261 Old Part Nu

$672.00

Leeds And Northrup 173050 P.a.t Controller

Leeds And Northrup 173050 P.a.t Controller

$617.77

Leeds And Northrup 7082-19 056362 Resistivity Analyzer Panel 120vac

Leeds And Northrup 7082-19 056362 Resistivity Analyzer Panel 120vac

$564.95

Leeds And Northrup Company 056851 Card

Leeds And Northrup Company 056851 Card

$570.77

Leeds And Northrup Kelvin Bridge Model 4288-2 L@@k

Leeds And Northrup Kelvin Bridge Model 4288-2 [email protected]@k

$500.00

Leeds And Northrup 173050 Controller

Leeds And Northrup 173050 Controller

$517.77

Leeds And Northrup 074431 Card Leeds And Northrup Pn 074431 10 Pt Discrete Input

Leeds And Northrup 074431 Card Leeds And Northrup Pn 074431 10 Pt Discrete Input

$481.00

Leeds And Northrup 008690 Cord Drive For Leeds And Northrup Recorders And

Leeds And Northrup 008690 Cord Drive For Leeds And Northrup Recorders And

$469.00

Leeds And Northrup 06303 Analyzer Circuit Card

Leeds And Northrup 06303 Analyzer Circuit Card

$446.25

Leeds And Northrup Electromax 6012-3-04-1-0-00-00-100

Leeds And Northrup Electromax 6012-3-04-1-0-00-00-100

$388.88

Leeds And Northrup 4973-1-333-7-000 Conductivity Cell

Leeds And Northrup 4973-1-333-7-000 Conductivity Cell

$350.99

Leeds And Northrup		Millivolt Potentiometer Vintage

Leeds And Northrup Millivolt Potentiometer Vintage

$239.66

Leeds And Northrup 005791 Card Printed Circuit Leeds And Northrup Part No. 005791

Leeds And Northrup 005791 Card Printed Circuit Leeds And Northrup Part No. 005791

$306.00

Leeds And Northrup Systems Pat Output 080401 Rev Qs 4c3

Leeds And Northrup Systems Pat Output 080401 Rev Qs 4c3

$299.99

Leeds And Northrup Co 8067 Mueller Temperature Bridge

Leeds And Northrup Co 8067 Mueller Temperature Bridge

$225.00

New Leeds And Northrup Relay Control Electromagnetic 036088 L And N 110 Vac 60 Hz

New Leeds And Northrup Relay Control Electromagnetic 036088 L And N 110 Vac 60 Hz

$233.70

Leeds And Northrup Systems Relay Output 064319 Rev.d 4c2

Leeds And Northrup Systems Relay Output 064319 Rev.d 4c2

$199.99

 Leeds And Northrup Process Instruments Tester

Leeds And Northrup Process Instruments Tester

$179.99

Leeds And Northrup 7.07e+11 Meter New In Box

Leeds And Northrup 7.07e+11 Meter New In Box

$143.75

Leeds And Northrup 444508 Driver Board Amplifier

Leeds And Northrup 444508 Driver Board Amplifier

$143.99

Leeds And Northrup -- Ph Measuring Electrode -- 117389

Leeds And Northrup -- Ph Measuring Electrode -- 117389

$54.25

Leeds And Northrup 046313 Board

Leeds And Northrup 046313 Board

$150.00

Leeds And Northrup Company 4905 Series Conductivity Cell 4905-001-33-088-7 New

Leeds And Northrup Company 4905 Series Conductivity Cell 4905-001-33-088-7 New

$140.00

Leeds And Northrup 36194 Relay New In Box

Leeds And Northrup 36194 Relay New In Box

$115.00

Leeds And Northrup 036809 Relay Ac Input 90-140 Vac Leeds And Northrup Pn 036809

Leeds And Northrup 036809 Relay Ac Input 90-140 Vac Leeds And Northrup Pn 036809

$109.00

Leeds And Northrup Research Null Detector Model 4289 L@@k

Leeds And Northrup Research Null Detector Model 4289 [email protected]@k

$100.00

Leeds And Northrup Controller Electromax 6012-3-04-1-0-00-00-100 Used

Leeds And Northrup Controller Electromax 6012-3-04-1-0-00-00-100 Used

$95.00

Leeds And Northrup 018558 Motor Chart Drive 13 Rph Leeds And Northrup Pn 018558

Leeds And Northrup 018558 Motor Chart Drive 13 Rph Leeds And Northrup Pn 018558

$98.00

Leeds And Northrup Tempature Potentiometer Cat 8692 3y137

Leeds And Northrup Tempature Potentiometer Cat 8692 3y137

$99.99

Leeds And Northrup Students' Potentiometer 7645 Vintage Voltage Measurement

Leeds And Northrup Students' Potentiometer 7645 Vintage Voltage Measurement

$48.00

Leeds And Northrup 545001 Thermal 250 Chart Paper Pack Of 3

Leeds And Northrup 545001 Thermal 250 Chart Paper Pack Of 3

$112.77

Leeds And Northrup Amplifier, Model 680412 , Missing 12ax7 Tubes

Leeds And Northrup Amplifier, Model 680412 , Missing 12ax7 Tubes

$97.50

Leeds And Northrup 078559

Leeds And Northrup 078559

$108.95

Leeds And Northrup 078561

Leeds And Northrup 078561

$108.95

Leeds And Northrup 074699 Memory Module

Leeds And Northrup 074699 Memory Module

$107.77

Leeds And Northrup Ultrasonic Transducers And Electrode Support Gland For 7773 Lot

Leeds And Northrup Ultrasonic Transducers And Electrode Support Gland For 7773 Lot

$98.00

Leeds And Northrup Model 8693 Temperature Potentiometer

Leeds And Northrup Model 8693 Temperature Potentiometer

$99.99

Leeds And Northrup 445857 + Rev. C Servo Amplifier A1a1a1xa1

Leeds And Northrup 445857 + Rev. C Servo Amplifier A1a1a1xa1

$99.60

Leeds And Northrup 4908 10 33 088 7 03 000 Conductivity Cell 9302 D4

Leeds And Northrup 4908 10 33 088 7 03 000 Conductivity Cell 9302 D4

$95.00

Leeds And Northrup Co Cat 8687 Volt Potentiometer With Case And Leads

Leeds And Northrup Co Cat 8687 Volt Potentiometer With Case And Leads

$49.99

Leeds And Northrup 545001 Thermal 250 Chart Paper Pack Of 2

Leeds And Northrup 545001 Thermal 250 Chart Paper Pack Of 2

$87.77

Leeds And Northrup 074699 Memory Module

Leeds And Northrup 074699 Memory Module

$87.55

Leeds And Northrup 8686 Is A Millivolt Potentiometer

Leeds And Northrup 8686 Is A Millivolt Potentiometer

$40.00

Lot Of 15 Leeds And Northrup 054190 Pack Of 5 Disposable Markers Red

Lot Of 15 Leeds And Northrup 054190 Pack Of 5 Disposable Markers Red

$79.99

Free Shipping Leeds And Northrup Model 8693 Temperature Potentiometer

Free Shipping Leeds And Northrup Model 8693 Temperature Potentiometer

$79.99

Leeds And Northrup Electromax Digital Controller 6012-3-04-1-0-00-00-100

Leeds And Northrup Electromax Digital Controller 6012-3-04-1-0-00-00-100

$79.99

Leeds And Northrup 137111 Ribbon Cable And Connector

Leeds And Northrup 137111 Ribbon Cable And Connector

$79.99

Leeds And Northrup 046379 Circuit Board Pzf

Leeds And Northrup 046379 Circuit Board Pzf

$79.89

Vintage Leeds And Northrup 2430-c Galvanometer

Vintage Leeds And Northrup 2430-c Galvanometer

$75.00

4leeds And Northrup Morse Code Keys And One Unkown 5 They Are Switches For Lab

4leeds And Northrup Morse Code Keys And One Unkown 5 They Are Switches For Lab

$60.00

New Leeds And Northrup 8 Inch Thermocouple Assembly Type J 80832-01

New Leeds And Northrup 8 Inch Thermocouple Assembly Type J 80832-01

$75.00

Leeds And Northrup 078561

Leeds And Northrup 078561

$73.95

Leeds And Northrup 078559

Leeds And Northrup 078559

$73.95

Leeds And Northrup 545680 Speedomax 250 Chart Paper

Leeds And Northrup 545680 Speedomax 250 Chart Paper

$73.77

Leeds And Northrup 545027 Speedomax 250 Chart Paper Thermal

Leeds And Northrup 545027 Speedomax 250 Chart Paper Thermal

$73.77

Leeds And Northrup Model 8692 Temperature Potentiometer Galvanometer

Leeds And Northrup Model 8692 Temperature Potentiometer Galvanometer

$47.50

Leeds And Northrup 309943 Gear And Sprocket

Leeds And Northrup 309943 Gear And Sprocket

$55.00

Leeds And Northrup Tempature Potentiometer Cat 7581

Leeds And Northrup Tempature Potentiometer Cat 7581

$70.00

Leeds And Northrup A1a2a1x Input Pcb - New Rev. D - New

Leeds And Northrup A1a2a1x Input Pcb - New Rev. D - New

$66.00

Leeds And Northrup 3527843 Transformer New

Leeds And Northrup 3527843 Transformer New

$53.30

New Leeds And Northrup Meridian 2 Combo Industrial Electrode 074389

New Leeds And Northrup Meridian 2 Combo Industrial Electrode 074389

$64.95

Leeds And Northrup 12747 Cable And Switch Assy Loc R1

Leeds And Northrup 12747 Cable And Switch Assy Loc R1

$45.00

Vintage Leeds And Northrup Protentioner Oak

Vintage Leeds And Northrup Protentioner Oak

$35.00

Leeds And Northrup Conductivity Cell 4905-50-44-333-7-000

Leeds And Northrup Conductivity Cell 4905-50-44-333-7-000

$44.99

Vintage Leeds And Northrup No. 548424 P133

Vintage Leeds And Northrup No. 548424 P133

$39.99

Leeds And Northrup 17342 Motor New

Leeds And Northrup 17342 Motor New

$41.40

Vintage Leeds And Northrup 4775   Free Shipping

Vintage Leeds And Northrup 4775 Free Shipping

$52.00

Leeds And Northrup Galvanometer 31922  062111 Nsn 6625 01 203 5916

Leeds And Northrup Galvanometer 31922 062111 Nsn 6625 01 203 5916

$50.00

New Old Stock Leeds And Northrup Circuit Board 055867 Rev. G1

New Old Stock Leeds And Northrup Circuit Board 055867 Rev. G1

$49.95

New In Box Leeds And Northrup Power Supply 445846

New In Box Leeds And Northrup Power Supply 445846

$49.00

Leeds And Northrup 354156 New

Leeds And Northrup 354156 New

$36.24

Leeds And Northrup Zero Voltage Power Pack

Leeds And Northrup Zero Voltage Power Pack

$10.00

New No Box Leeds And Northrup Stall Torque 8313d859

New No Box Leeds And Northrup Stall Torque 8313d859

$44.00

Leeds And Northrup Diffusion Type Plastic Reference Electrode Nos 117392

Leeds And Northrup Diffusion Type Plastic Reference Electrode Nos 117392

$30.00

Leeds And Northrup 821-b-s Current Transmitter

Leeds And Northrup 821-b-s Current Transmitter

$25.00

Leeds And Northrup Temperature Compensator Nos 152137

Leeds And Northrup Temperature Compensator Nos 152137

$30.00

Leeds And Northrup Honeywell 234370 Input Mode Circuit Board Pcb

Leeds And Northrup Honeywell 234370 Input Mode Circuit Board Pcb

$35.23

New Leeds And Northrup 074387 Electrodes And Redox

New Leeds And Northrup 074387 Electrodes And Redox

$35.00

Leeds And Northrup 041392 Pack Of 3 Disposable Markers Red

Leeds And Northrup 041392 Pack Of 3 Disposable Markers Red

$34.00

Leeds And Northrup 056321 Battery

Leeds And Northrup 056321 Battery

$13.00

 Thermocouple Recorder Leeds And Northrup Drag -pen Type Vintage

Thermocouple Recorder Leeds And Northrup Drag -pen Type Vintage

$29.95

Leeds And Northrup 029729 Contact Brush

Leeds And Northrup 029729 Contact Brush

$19.75

Leeds And And Northrup Galvanometer Potentiometer Vintage Test Equipment Tube Old

Leeds And And Northrup Galvanometer Potentiometer Vintage Test Equipment Tube Old

$20.00

Leeds And Northrup 0.0001Ω And 0.001Ω Standards

Leeds And Northrup 0.0001Ω And 0.001Ω Standards

$1,600.00

Vintage Leeds And Northrup Potentiometer

Vintage Leeds And Northrup Potentiometer

$199.00

Antique Leeds And Northrup Hydrogen Ion Potentiometer 7665 Wood Base Made In Usa

Antique Leeds And Northrup Hydrogen Ion Potentiometer 7665 Wood Base Made In Usa

$126.00

Leeds And Northrup Millivolt Potientiometer

Leeds And Northrup Millivolt Potientiometer

$125.00

Leeds And Northrup Series 60 Control 354161

Leeds And Northrup Series 60 Control 354161

$95.00

Unique Type G-1 Mueller Temperature Bridge 33883 By Leeds And Northrup Co.

Unique Type G-1 Mueller Temperature Bridge 33883 By Leeds And Northrup Co.

$659.00

Leeds And Northrup Research Null Detector Model 4289 L@@k

Leeds And Northrup Research Null Detector Model 4289 [email protected]@k

$100.00

Leeds And Northrup 074699 Memory Module

Leeds And Northrup 074699 Memory Module

$87.55

Leeds And Northrup		Millivolt Potentiometer Vintage

Leeds And Northrup Millivolt Potentiometer Vintage

$239.66

Leeds And Northrup Co 8067 Mueller Temperature Bridge

Leeds And Northrup Co 8067 Mueller Temperature Bridge

$225.00

Leeds And Northrup Company 4222-b Resistor 4222b

Leeds And Northrup Company 4222-b Resistor 4222b

$880.77

Leeds And Northrup 545001 Thermal 250 Chart Paper Pack Of 3

Leeds And Northrup 545001 Thermal 250 Chart Paper Pack Of 3

$112.77

Leeds And Northrup 173050 Controller

Leeds And Northrup 173050 Controller

$517.77

Leeds And Northrup 545027 Speedomax 250 Chart Paper Thermal

Leeds And Northrup 545027 Speedomax 250 Chart Paper Thermal

$73.77

Leeds And Northrup Company 056851 Card

Leeds And Northrup Company 056851 Card

$570.77

Leeds And Northrup 078559

Leeds And Northrup 078559

$108.95

Leeds And Northrup 078561

Leeds And Northrup 078561

$108.95

Leeds And Northrup 10981-10-20-36-4000 Transducer 109811020364000

Leeds And Northrup 10981-10-20-36-4000 Transducer 109811020364000

$2,485.77

Leeds And Northrup 545680 Speedomax 250 Chart Paper

Leeds And Northrup 545680 Speedomax 250 Chart Paper

$73.77

Leeds And Northrup 046313 Board

Leeds And Northrup 046313 Board

$150.00

Leeds And Northrup 074699 Memory Module

Leeds And Northrup 074699 Memory Module

$107.77

Leeds And Northrup 203-13-00a-1 2031300a1 Recorder

Leeds And Northrup 203-13-00a-1 2031300a1 Recorder

$3,784.77

Leeds And Northrup 202-12-00a-1 2021200a1 Recorder

Leeds And Northrup 202-12-00a-1 2021200a1 Recorder

$1,488.77

Leeds And Northrup 046379 Circuit Board Pzf

Leeds And Northrup 046379 Circuit Board Pzf

$79.89

Leeds And Northrup Systems Pat Output 080401 Rev Qs 4c3

Leeds And Northrup Systems Pat Output 080401 Rev Qs 4c3

$299.99

New Leeds And Northrup Relay Control Electromagnetic 036088 L And N 110 Vac 60 Hz

New Leeds And Northrup Relay Control Electromagnetic 036088 L And N 110 Vac 60 Hz

$233.70

Leeds And Northrup 228261 Card Leeds And Northrup Part Number 228261 Old Part Nu

Leeds And Northrup 228261 Card Leeds And Northrup Part Number 228261 Old Part Nu

$672.00

Leeds And Northrup 074429 Card Leeds And Northrup Pn 074429 15 Pt. Discrete Inpu

Leeds And Northrup 074429 Card Leeds And Northrup Pn 074429 15 Pt. Discrete Inpu

$745.00

 Leeds And Northrup Process Instruments Tester

Leeds And Northrup Process Instruments Tester

$179.99

Leeds And Northrup 074431 Card Leeds And Northrup Pn 074431 10 Pt Discrete Input

Leeds And Northrup 074431 Card Leeds And Northrup Pn 074431 10 Pt Discrete Input

$481.00

Leeds And Northrup 4973-1-333-7-000 Conductivity Cell

Leeds And Northrup 4973-1-333-7-000 Conductivity Cell

$350.99

Honeywell Leeds And Northrup 78691 Card Leeds And Northrup Part No. 51309632-501

Honeywell Leeds And Northrup 78691 Card Leeds And Northrup Part No. 51309632-501

$741.00

Leeds And Northrup 005791 Card Printed Circuit Leeds And Northrup Part No. 005791

Leeds And Northrup 005791 Card Printed Circuit Leeds And Northrup Part No. 005791

$306.00

Leeds And Northrup 7082-19 056362 Resistivity Analyzer Panel 120vac

Leeds And Northrup 7082-19 056362 Resistivity Analyzer Panel 120vac

$564.95

Leeds And Northrup Systems Relay Output 064319 Rev.d 4c2

Leeds And Northrup Systems Relay Output 064319 Rev.d 4c2

$199.99

Leeds And Northrup 06303 Analyzer Circuit Card

Leeds And Northrup 06303 Analyzer Circuit Card

$446.25

Leeds And Northrup 137111 Ribbon Cable And Connector

Leeds And Northrup 137111 Ribbon Cable And Connector

$79.99

Leeds And Northrup 130031 Voltage Standardpower Supply

Leeds And Northrup 130031 Voltage Standardpower Supply

$109.00

Leeds And Northrup, Analog Output Card, Model No. 074409 Rev C

Leeds And Northrup, Analog Output Card, Model No. 074409 Rev C

$75.00

Leeds And Northrup 030569 880007 Circuit Board - New

Leeds And Northrup 030569 880007 Circuit Board - New

$95.00

Leeds And Northrup 36194 Relay New In Box

Leeds And Northrup 36194 Relay New In Box

$115.00

Leeds And Northrup Series 165250 Speedomax Recorder

Leeds And Northrup Series 165250 Speedomax Recorder

$1,099.99

Leeds And Northrup 074423 Card Leeds And Northrup Pn 074423 Used For Ram Memory

Leeds And Northrup 074423 Card Leeds And Northrup Pn 074423 Used For Ram Memory

$944.00

Leeds And Northrup Capacitor Box With Wood Case - 1930s 511610 - Rare

Leeds And Northrup Capacitor Box With Wood Case - 1930s 511610 - Rare

$89.97

Reduced Leeds And Northrup Co 71422 Mueller Temperature Bridge Rheostat

Reduced Leeds And Northrup Co 71422 Mueller Temperature Bridge Rheostat

$243.91

Leeds And Northrup Electromax 6012-3-04-1-0-00-00-100

Leeds And Northrup Electromax 6012-3-04-1-0-00-00-100

$388.88

Leeds And Northrup 444508 Driver Board Amplifier

Leeds And Northrup 444508 Driver Board Amplifier

$143.99

Leeds And Northrup Ultrasonic Transducers And Electrode Support Gland For 7773 Lot

Leeds And Northrup Ultrasonic Transducers And Electrode Support Gland For 7773 Lot

$98.00

Leeds And Northrup Model 8693-2 Temperature Potentiometer

Leeds And Northrup Model 8693-2 Temperature Potentiometer

$72.99

Leeds And Northrup 018558 Motor Chart Drive 13 Rph Leeds And Northrup Pn 018558

Leeds And Northrup 018558 Motor Chart Drive 13 Rph Leeds And Northrup Pn 018558

$98.00

Leeds And Northrup Pressure Transmitter Model 2610-100-12-2-01-300-802-809 New

Leeds And Northrup Pressure Transmitter Model 2610-100-12-2-01-300-802-809 New

$799.99

Leeds And Northrup 7.07e+11 Meter New In Box

Leeds And Northrup 7.07e+11 Meter New In Box

$143.75

Leeds And Northrup 036809 Relay Ac Input 90-140 Vac Leeds And Northrup Pn 036809

Leeds And Northrup 036809 Relay Ac Input 90-140 Vac Leeds And Northrup Pn 036809

$109.00

Leeds And Northrup Magnetic Control Relay A52408

Leeds And Northrup Magnetic Control Relay A52408

$179.95