LEEDS Controls

Our inventory currently carries over 2 new and used Leeds Controls. Please click into any of the products listed below to view product details:

SKU	Model	Description
18314	74417	LEEDS 74417 CONTROL BOARD
14341	74441	LEEDS 74441 CONTROL BOARD

Leeds & Northrup Millitemp Indicators & Controllers Instructions & Manual dq
$8.99 USD reduced from $~~10.00~~ USD

PACK OF 3 NOS! GRAPHIC CONTROLS SERIES 64 Green DISPOSABLE Markers Leeds & North
$9.88 USD reduced from $~~11.00~~ USD

Graphic Controls 100x Recording Charts for Leeds and Northrup 620047 New
$9.99 USD reduced from $~~11.00~~ USD

Leeds Northrup Control System Employing L&N C.A.T Control Units Directions
$15.84 USD reduced from $~~17.00~~ USD

Leeds & Northrup Model C1 M-Line Series 71 C.A.T Controller Directions 177251
$16.83 USD reduced from $~~19.00~~ USD

Leeds Northrup Series 80. 3-Action C.A.T Controller Directions 177531 Issue 2
$17.83 USD reduced from $~~20.00~~ USD

Leeds Northrup Speedomax H Recorders, Controller, Indicators Catalog 179001~1970
$17.83 USD reduced from $~~20.00~~ USD

Leeds Northrup Speedomax H Recorders, Controller, Indicators Catalog 179001~1966
$17.83 USD reduced from $~~20.00~~ USD

Leeds and Northrup 1500 Controller
$20.00 USD reduced from $~~22.00~~ USD

Leeds & Northrup Series 80 3-Acting C.A.T. Controller-Directions 177531 Rev. C
$20.00 USD reduced from $~~22.00~~ USD

Leeds & Northrup Multi-Position Electric Control Drive Mechanisms 10260-P-Y
$20.00 USD reduced from $~~22.00~~ USD

Leeds & Northrup 420 C.A.T. Controller Directions 177546 Issue 5
$20.00 USD reduced from $~~22.00~~ USD

Leeds & Northrup Centry 441 Triac Output Controller Directions 177841 Rev. G
$20.00 USD reduced from $~~22.00~~ USD

LEEDS & NORTHRUP 444508 DRIVER BOARD with SHIELD
$25.00 USD reduced from $~~28.00~~ USD

Graphic Controls (Fit Leeds & Northrup Recorders) 82-44-0023-03A Blue - NEW
$27.99 USD reduced from $~~31.00~~ USD

Huge Vtg 1940 Industrial Blueprint Leeds Northrup Electric Control Signal Lights
$28.00 USD reduced from $~~31.00~~ USD

LEEDS brand Laptop Backpack Le-Vel Thrive Thriver Gear Store
$29.95 USD reduced from $~~33.00~~ USD

TYCO Valves & Controls Zippered Padfolio Organizer by Leed's Black Faux Leather
$29.99 USD reduced from $~~33.00~~ USD

Leeds & Northrup N0231RW Bias Amplifier Control Circuit Board K023C
$32.39 USD reduced from $~~36.00~~ USD

USED Leeds & Northrup 051792 Control Board Rev. B/B
$32.50 USD reduced from $~~36.00~~ USD

Leeds Northrup Model 2402 Machine Temperature Controller (A10)
$32.95 USD reduced from $~~36.00~~ USD

LEEDS NORTHRUP 196443 A1A1A5 SPEED CONTROL BOARD PCB
$34.29 USD reduced from $~~38.00~~ USD

Leeds Northrup 056861, Control Panel 078152 KEYBOARD KEYPAD ,FF
$35.00 USD reduced from $~~39.00~~ USD

Leeds & Northrup 101174 Amplifier Control Board
$37.99 USD reduced from $~~42.00~~ USD

LEEDS & NORTHRUP 277649 REV.F OPERATOR'S MANUAL, ELECTROMAX V CONTROLLER
$37.99 USD reduced from $~~42.00~~ USD

Leeds And Northrup,056098,Electromax Controller
$40.00 USD reduced from $~~44.00~~ USD

Leeds / Speedomax Type G Instruments for Measurement and Control Catalog ND461
$41.00 USD reduced from $~~45.00~~ USD

LEEDS & NORTHRUP 277650 REV.J1 OPERATOR'S MANUAL, ELECTROMAX V CONTROLLER
$41.99 USD reduced from $~~46.00~~ USD

LEEDS & NORTHRUP 043075 CONTROLLER BOARD
$44.95 USD reduced from $~~49.00~~ USD

LEEDS & NORTHRUP 043075 CONTROLLER BOARD * USED *
$45.00 USD reduced from $~~50.00~~ USD

Leeds Northrup 056861 Control Panel Keyboard Keypad Display Assy
$49.99 USD reduced from $~~55.00~~ USD

Leeds & Northrup Speed Control Board 193443 *No Box* New Surplus
$50.00 USD reduced from $~~55.00~~ USD

LEEDS NORTHRUP 056861 KEYBOARD CONTROL PANEL 678
$50.00 USD reduced from $~~55.00~~ USD

LEEDS & NORTHRUP 277650 REV.J1 OPERATOR'S MANUAL, ELECTROMAX V CONTROLLER
$54.99 USD reduced from $~~60.00~~ USD

NEW 4973 LEEDS & NORTHRUP CONDUCTIVITY CELL 4973-1-333-20-000
$55.00 USD reduced from $~~61.00~~ USD

Leeds & Northrup Controller Card 444920 Rev N PCB Circuit Board
$59.95 USD reduced from $~~66.00~~ USD

Leeds & Northrup Control Station Model A Cat. No. 423-21-10-MAX-S
$62.40 USD reduced from $~~69.00~~ USD

Leeds & Northrup 150050 Model 1500 Controller
$65.00 USD reduced from $~~72.00~~ USD

LEEDS & NORTHRUP SERIES 60 CONTROL 354163
$65.00 USD reduced from $~~72.00~~ USD

NWT WOMEN'S SWING CONTROL LEEDS PANTS, SIZE: 4, COLOR: BLACK (K8.8)
$65.00 USD reduced from $~~72.00~~ USD

Leeds & Northrup Series 80 Current Adjusting Controller with 320 day warranty!!
$65.99 USD reduced from $~~73.00~~ USD

Leeds & Northrup 8008 A Circuit Board
$66.49 USD reduced from $~~73.00~~ USD

Leeds Travel Coffee TEC Control Systems Kit NOS
$69.95 USD reduced from $~~77.00~~ USD

Leeds & Northrup Model 1400 Temperature Controller
$70.00 USD reduced from $~~77.00~~ USD

LEEDS & NORTHRUP 150051 CONTROLLER - FREE SHIPPING
$70.00 USD reduced from $~~77.00~~ USD

LEEDS & NORTHRUP,791573,LIMIT CONTROLLER
$70.00 USD reduced from $~~77.00~~ USD

Leeds Northrup Temperature Controller Model# 2402 (Primary Output 4-20mA
$75.00 USD reduced from $~~83.00~~ USD

Leeds & Northrup 277650 Signal Loop Controller
$78.81 USD reduced from $~~87.00~~ USD

Leeds & Northrup Series 80 Current Adjusting Controller
$80.00 USD reduced from $~~88.00~~ USD

NEW LEEDS & NORTHRUP 1500 CONTROLLER 150052
$80.00 USD reduced from $~~88.00~~ USD

USED Leeds & Northrup 056617, PC Alarm Circuit Board
$85.99 USD reduced from $~~95.00~~ USD

Leeds Northrup 056861 Control Panel Keyboard Keypad Display Assy
$89.99 USD reduced from $~~99.00~~ USD

Leeds & Northrup 030663 Rev B Control Circuit Board
$89.99 USD reduced from $~~99.00~~ USD

LEEDS & NORTHRUP ELECTROMAX SINGLE LOOP CONTROLLER 6012-3-03-1-7-00-00-100 (E6)
$90.00 USD reduced from $~~99.00~~ USD

1 USED LEEDS & NORTHRUP 6011-3-06-1-0-00-00-000 CONTROLLER ***MAKE OFFER***
$99.99 USD reduced from $~~110.00~~ USD

LEEDS & NORTHRUP,063232,ANALOG CONTROL BOARD
$100.00 USD reduced from $~~110.00~~ USD

Leeds & Northrup Instruments - 055931 - Controller
$116.88 USD reduced from $~~129.00~~ USD

LEEDS & NORTHRUP 030213 PRESSURE CONTROL BOARD *USED*
$125.00 USD reduced from $~~138.00~~ USD

Leeds & Northup 101112 Control Amplifier 120VAC USED
$129.99 USD reduced from $~~143.00~~ USD

LEEDS-NORTHRUP CENTURY 464 CONTROLLER TRASMITER CALIBRATION TEST
$130.00 USD reduced from $~~143.00~~ USD

Leeds Northrup 7082-18 Resistivity Controller
$136.30 USD reduced from $~~150.00~~ USD

Leeds & Northrup Company 420 Type-P Controller In: 120V 50/60Hz 14VA Out:120V 1A
$148.50 USD reduced from $~~163.00~~ USD

LEEDS 07082-15-00000-00 Conductivity Controller 7082-15 P/N 056421 120/240 V
$149.00 USD reduced from $~~164.00~~ USD

LEEDS & NORTHRUP PH ANALYZER CONTROLLER 07082-41 086311 120/240 VAC
$149.00 USD reduced from $~~164.00~~ USD

LEEDS NORTHRUP 7084 PH ANALYZER / CONTROLLER 120/240V AC
$149.00 USD reduced from $~~164.00~~ USD

LEEDS &NORTHRUP CONTROLLER 601-3-04-1-0-00-00-00 *USED*
$150.00 USD reduced from $~~165.00~~ USD

Leeds & Northrup Process Controller
$150.00 USD reduced from $~~165.00~~ USD

Leeds & Northrup Control Board INF-10K *No Box* New Surplus
$150.00 USD reduced from $~~165.00~~ USD

Leeds & Northrup Controller Card 444920 Rev. R *No Box* New Surplus
$150.00 USD reduced from $~~165.00~~ USD

LEEDS & NORTHUP ELECTOMAX CONTROLLER 6011-3-03-1-0-00-00-100 (untested)
$150.00 USD reduced from $~~165.00~~ USD

LEEDS & NORTHUP ELECTOMAX CONTROLLER 6011-3-04-1-0-00-00-000 (untested)
$150.00 USD reduced from $~~165.00~~ USD

LEEDS & NORTHUP ELECTOMAX CONTROLLER 6011-3-08-1-0-00-00-100 (untested)
$150.00 USD reduced from $~~165.00~~ USD

LEEDS & NORTHUP ELECTOMAX CONTROLLER 6011-3-03-1-0-00-00-000 (untested)
$150.00 USD reduced from $~~165.00~~ USD

USED LEEDS & NORTHRUP 150051 TEMPERATURE CONTROLLER
$155.00 USD reduced from $~~171.00~~ USD

Leeds & Northrup 056355 Resistivity Controller 7082-17
$159.00 USD reduced from $~~175.00~~ USD

LEEDS & NORTHRUP,022235,CONTROL CARD MODULE
$175.00 USD reduced from $~~193.00~~ USD

Leeds Northup 445847 REV B1 Control Board A1A1A3
$179.99 USD reduced from $~~198.00~~ USD

Perkin Elmer 11-020 Leed Ion Gun Controller PN:179133T
$185.00 USD reduced from $~~204.00~~ USD

Leeds Northrup 444727 Master Controller Board Rev K
$191.18 USD reduced from $~~210.00~~ USD

Leeds & Northrup pH Transmitter Analyzer Controller, 056316, 7082-11
$198.00 USD reduced from $~~218.00~~ USD

Leeds Northrup 056861 9204-095 Control Panel T39788
$200.00 USD reduced from $~~220.00~~ USD

Honeywell Leeds Northrup 074419 Control Board L&N Rev C
$205.20 USD reduced from $~~226.00~~ USD

NEW LEEDS & NORTHRUP PC CONTROL BOARD 074417
$250.00 USD reduced from $~~275.00~~ USD

NEW LEEDS & NORTHRUP CONTROL BOARD 078691
$269.99 USD reduced from $~~297.00~~ USD

Leeds & Northrup Series-60 Vintage Controller Speedomax H 2-901-001-0048-6-024-0
$299.99 USD reduced from $~~330.00~~ USD

Leeds & Northrup 59263 20332-87 Controller T201428
$299.99 USD reduced from $~~330.00~~ USD

USED HONEYWELL LEEDS & NORTHRUP 078691 CONTROL BOARD
$300.00 USD reduced from $~~330.00~~ USD

Leeds & Northrup 074417 PC Control Board Rev CR16 Tested
$324.00 USD reduced from $~~356.00~~ USD

Leeds & Northrup 444727 Circuit Board L&N NOS Master Controller NEW TURBINE
$330.00 USD reduced from $~~363.00~~ USD

Leeds Northrup Temperature Deviation Controller 0-2000° F Vintage #002A20
$350.00 USD reduced from $~~385.00~~ USD

Leeds Northrup Temperature Deviation Controller 0-1500° F Vintage #001A20
$350.00 USD reduced from $~~385.00~~ USD

Leeds & Northrup 048192 Alarm Processor Control Board W/Keypad
$388.77 USD reduced from $~~428.00~~ USD

LEEDS & NORTHRUP 043075 CONTROLLER BOARD
$399.00 USD reduced from $~~439.00~~ USD

LEEDS & NORTHRUP 063232 ANALOG MODULE CONTROL *NEW NO BOX*
$407.00 USD reduced from $~~448.00~~ USD

LEEDS & NORTHRUP 074417 CONTROL BOARD REPAIRED
$450.00 USD reduced from $~~495.00~~ USD

LEEDS & NORTHRUP ELECTROMAX CONTROLLER
$500.00 USD reduced from $~~550.00~~ USD

NEW LEEDS & NORTHRUP 043075 CONTROLLER BOARD
$600.00 USD reduced from $~~660.00~~ USD

NEW LEEDS & NORTHRUP 078691 CONTROL BOARD
$600.00 USD reduced from $~~660.00~~ USD

LEEDS AND NORTHRUP INSTRUMENT 601-321 ELECTROMAX TEMPERATURE CONTROLLER T213922
$649.99 USD reduced from $~~715.00~~ USD

Nos Surplus LEEDS & NORTHRUP 6011321173000100 ELECTROMAX CONTROLLER
$1,999.99 USD reduced from $~~2,200.00~~ USD

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Looking for Leeds controls? Whether if you need one or bulk quantity, our trained B2B sales staff are often able to source the quantity you need at competitive prices.

We Buy

Got extra Leeds controls on your hand that you no longer need? Let us buy them from you! We purchase new & used controls by Leeds.

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Are you a distributor for Leeds controls? We would like to work with you! We have a growing list of buyers who are regularly looking for Leeds controls.

Why Buy From Us

Here's what people say about their recent experience with us:

Rusty Locke 1 hour ago

fast shipping, as described thank you...A+++++

Chris Brownell 1 hours ago

fast shipping, good value, excellent transaction

Emily Ruggeri 2 hours ago

Top notch seller-Best deals-extra fast shipping-great packing

Corey Mack 2 hours ago

good seller, quick ship, highly recommend

Bob Graham 2 hours ago

Excellent Seller!!! Great Transaction & Communication!!

Brian Thompson 4 hours ago

superfast shipping, item as described, thanks!

Dave Wrestler 4 hours ago

item as described, quick ship, good seller, will deal with again, A+++++

TIM IVORY 6 hours ago

Great seller! Delivered as promised. Very pleased!

Daryl Wood 6 hours ago

Beautiful, Exactly as described. Thanks

john graham booth 7 hours ago

Item as described. Great product for a great price. Excellent Seller!

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LEEDS Controls

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