Liquid & Level Controllers
(555 results)Industrial liquid level controllers are used to monitor constant level, high or low level, and leak detection types of sensing. Additional features may include adjustable sensitivity, built-in timers, LED indication, filter alerts, and auto shut off valves. Solid state or mechanical contacts are actuated upon detection with contact form variations of DPDT, DPST, SPDT, and SPST functionality.
| Part # | Manufacturer | Description | Availability | Pricing | Quantity |
|---|---|---|---|---|---|
 ISR-24V-100KLiquid & Level Controllers | R-K Electronics, Inc. | 2 CHANNEL IS RELAY, 24V 100K OHM | 10 | 1+: $170.00000 10+: $153.00000 100+: $137.70000 | |
ISR-24V-10KLiquid & Level Controllers | R-K Electronics, Inc. | 2 CHANNEL IS RELAY, 24V 10K OHMS | 27 | 1+: $170.00000 10+: $153.00000 100+: $137.70000 | |
 LLD-240ALiquid & Level Controllers | R-K Electronics, Inc. | DRAIN LIQUID LEVEL CTRL, 240VAC, | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
ISR-12V-10KLiquid & Level Controllers | R-K Electronics, Inc. | 2 CHANNEL IS RELAY, 12V 10K OHMS | 13 | 1+: $170.00000 10+: $153.00000 100+: $137.70000 | |
LLA-24ALiquid & Level Controllers | R-K Electronics, Inc. | HIGH/LOW LEVEL ALARM, 24VAC, 8-P | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
 ISL-24V-50KLiquid & Level Controllers | R-K Electronics, Inc. | 2 CHANNEL IS LATCH RELAY, 24V 50 | 10 | 1+: $176.00000 10+: $158.40000 100+: $142.56000 | |
LLD-24ALiquid & Level Controllers | R-K Electronics, Inc. | DRAIN LIQUID LEVEL CTRL, 24VAC, | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
LLC-120ALiquid & Level Controllers | R-K Electronics, Inc. | 2-NC INPUT LIQUID LEVEL 120VAC 8 | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
LLC-120A-2001Liquid & Level Controllers | R-K Electronics, Inc. | -REPLACED BY CLR-120A-2001 | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
LLD-120ALiquid & Level Controllers | R-K Electronics, Inc. | DRAIN LIQUID LEVEL CTRL, 120VAC, | 22 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
ISR-24V-50KLiquid & Level Controllers | R-K Electronics, Inc. | 2 CHANNEL IS RELAY, 24V 50K OHMS | 10 | 1+: $170.00000 10+: $153.00000 100+: $137.70000 | |
ISL-24V-10KLiquid & Level Controllers | R-K Electronics, Inc. | 2 CHANNEL IS LATCH RELAY, 24V 10 | 6 | 1+: $176.00000 10+: $158.40000 100+: $142.56000 | |
LLA-240ALiquid & Level Controllers | R-K Electronics, Inc. | HIGH/LOW LEVEL ALARM, 240VAC, 8- | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
LLC-12ALiquid & Level Controllers | R-K Electronics, Inc. | 2-NC INPUT LIQUID LEVEL CTRL 12V | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
LLO-120ALiquid & Level Controllers | R-K Electronics, Inc. | 2-NO INPUT LIQUID LEVEL CTRL 120 | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
 PDC-12DLiquid & Level Controllers | R-K Electronics, Inc. | DUPLEX PUMP CONTROLLER, 12VDC, S | 10 | 1+: $309.00000 10+: $278.10000 100+: $250.29000 | |
ISL-12V-10KLiquid & Level Controllers | R-K Electronics, Inc. | 2 CHANNEL IS LATCH RELAY, 12V 10 | 10 | 1+: $176.00000 10+: $158.40000 100+: $142.56000 | |
PDC-115ALiquid & Level Controllers | R-K Electronics, Inc. | DUPLEX PUMP CONTROLLER, 120VAC, | 10 | 1+: $309.00000 10+: $278.10000 100+: $250.29000 | |
LLF-24ALiquid & Level Controllers | R-K Electronics, Inc. | FILL LIQUID LEVEL CTRL, 24VAC, 8 | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
LLF-120ALiquid & Level Controllers | R-K Electronics, Inc. | FILL LIQUID LEVEL CTRL, 120VAC, | 20 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
LLF-12ALiquid & Level Controllers | R-K Electronics, Inc. | FILL LIQUID LEVEL CTRL, 12VAC, 8 | 10 | 1+: $155.00000 10+: $139.50000 100+: $125.55000 | |
ISL-24V-100KLiquid & Level Controllers | R-K Electronics, Inc. | 2 CHANNEL IS LATCH RELAY, 24V 10 | 10 | 1+: $176.00000 10+: $158.40000 100+: $142.56000 | |
 WFLTV-DM-4011Liquid & Level Controllers | Lumenite Control Technology, Inc. | DIN MNT LIQ LEVEL CONTROL | 5 | 1+: $599.00000 | |
 LASC-SPC-201(1,2)Liquid & Level Controllers | Lumenite Control Technology, Inc. | AUTO-SENSITIVITY LIQ LVL CONTRL | 5 | 1+: $386.00000 | |
 LASC-DM-601-24VDCLiquid & Level Controllers | Lumenite Control Technology, Inc. | AUTO-SENSITIVITY LIQ LVL CONTRL | 4 | 1+: $815.00000 |
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