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Closed Loop Current Sensors

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Types of Current Sensors

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Sensor Type = Closed Loop

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Type	Current Rating	Accuracy	Frequency Range
Current Sensors – Industrial 500A,T/H,MCU2,250K,3C5 CAN ID CSNV500M-325 Honeywell / MICRO SWITCH 1: HK$504.46 28In Stock	Mfr. Part No. CSNV500M-325 Mouser Part No 785-CSNV500M-325	Honeywell / MICRO SWITCH	Current Sensors – Industrial 500A,T/H,MCU2,250K,3C5 CAN ID Learn More about Honeywell / MICRO SWITCH honeywell csnv500 csnv1500 cssv1500 sensors	Datasheet	28In Stock	HK$504.46 HK$466.98 HK$457.44 HK$457.36	Min.: 1 Mult.: 1	Industrial Current Sensors	Hall-Effect	500 A	0.5 %
Current Sensors – Industrial 500A,T/H,MCU2,500K,3C4 CSNV500M-354M Honeywell / MICRO SWITCH 1: HK$619.38 119In Stock	Mfr. Part No. CSNV500M-354M Mouser Part No 785-CSNV500M-354M	Honeywell / MICRO SWITCH	Current Sensors – Industrial 500A,T/H,MCU2,500K,3C4 Learn More about Honeywell / MICRO SWITCH honeywell csnv500 csnv1500 cssv1500 sensors	Datasheet	119In Stock	HK$619.38 HK$572.36 HK$547.62 HK$544.74 View HK$530.19 HK$516.87 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Hall-Effect	500 A	0.5 %
Current Sensors – Industrial 500A,T/H,MCU2,500K,3C6 CSNV500M-356M Honeywell / MICRO SWITCH 1: HK$608.28 50In Stock	Mfr. Part No. CSNV500M-356M Mouser Part No 785-CSNV500M-356M	Honeywell / MICRO SWITCH	Current Sensors – Industrial 500A,T/H,MCU2,500K,3C6 Learn More about Honeywell / MICRO SWITCH honeywell csnv500 csnv1500 cssv1500 sensors	Datasheet	50In Stock	HK$608.28 HK$562.00 HK$537.09 HK$534.79 View HK$520.41 HK$485.72 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Hall-Effect	500 A	0.5 %
Current Sensors – Industrial 500A,T/H METL BUSHG,MCU1,500K CSNV500N-154 Honeywell / MICRO SWITCH 1: HK$485.64 27In Stock	Mfr. Part No. CSNV500N-154 Mouser Part No 785-CSNV500N-154	Honeywell / MICRO SWITCH	Current Sensors – Industrial 500A,T/H METL BUSHG,MCU1,500K Learn More about Honeywell / MICRO SWITCH honeywell csnv500 csnv1500 cssv1500 sensors	Datasheet	27In Stock	HK$485.64 HK$437.14 Quote Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Hall-Effect	500 A	0.5 %
Current Sensors – Industrial 500A,T/H METL BUSHG,MCU1,500K CSNV500N-155 Honeywell / MICRO SWITCH 1: HK$485.64 33In Stock	Mfr. Part No. CSNV500N-155 Mouser Part No 785-CSNV500N-155	Honeywell / MICRO SWITCH	Current Sensors – Industrial 500A,T/H METL BUSHG,MCU1,500K Learn More about Honeywell / MICRO SWITCH honeywell csnv500 csnv1500 cssv1500 sensors	Datasheet	33In Stock	HK$485.64 HK$437.14 Quote Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Hall-Effect	500 A	0.5 %
Current Sensors – Industrial 1500A,T/H MTG SS,500K,3C4 CAN CSSV1500N-154 Honeywell / MICRO SWITCH 1: HK$930.92 15In Stock	Mfr. Part No. CSSV1500N-154 Mouser Part No 785-CSSV1500N-154	Honeywell / MICRO SWITCH	Current Sensors – Industrial 1500A,T/H MTG SS,500K,3C4 CAN Learn More about Honeywell / MICRO SWITCH honeywell csnv500 csnv1500 cssv1500 sensors	Datasheet	15In Stock	HK$930.92 HK$856.44 HK$839.26 HK$809.51 View HK$774.08 HK$734.87 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Automotive Safety Integrity Level C Current Sensor	1.5 kA	0.5 %, 5 %
Current Sensors – Industrial CURRENT SENSOR ( 180A; 15V) S21S180D15JN Tamura 1: HK$253.59 92In Stock 100Expected 1/2/2027	Mfr. Part No. S21S180D15JN Mouser Part No 838-S21S180D15JN	Tamura	Current Sensors – Industrial CURRENT SENSOR ( 180A; 15V)	Datasheet	92In Stock 100Expected 1/2/2027	HK$253.59 HK$222.84 HK$209.36 HK$195.47 View HK$193.66 HK$178.29	Min.: 1 Mult.: 1	Industrial Current Sensors	Hall Effect Current Sensor	180 A	1 %	0 Hz to 200 kHz
Board Mount Current Sensors LEM LA 55-P/SP21 LA 55-P/SP21 LEM 1: HK$647.49 116In Stock New Product	Mfr. Part No. LA 55-P/SP21 Mouser Part No 61-LA55-P/SP21 New Product	LEM	Board Mount Current Sensors		116In Stock	HK$647.49 HK$563.56 HK$523.70 HK$502.74 View HK$502.65 HK$502.57 Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	50 A		200 kHz
Current Sensors – Industrial LEM LF 305-S LF 305-S LEM 1: HK$489.67 28In Stock 36Expected 21/12/2026 New Product	Mfr. Part No. LF 305-S Mouser Part No 61-LF305-S New Product	LEM	Current Sensors – Industrial		28In Stock 36Expected 21/12/2026	HK$489.67 HK$451.36 HK$437.14 HK$413.88 View HK$402.70 HK$395.71 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Current Transducer	300 A
Current Sensors – Industrial LEM LTC 600-SF LTC 600-SF LEM 1: HK$2,364.40 5In Stock New Product	Mfr. Part No. LTC 600-SF Mouser Part No 61-LTC600-SF New Product	LEM	Current Sensors – Industrial	Datasheet	5In Stock	HK$2,364.40 HK$1,994.83 HK$1,978.72 HK$1,889.04 View Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Current Transducer	500 A	0.007	0 Hz to 100 kHz
Board Mount Current Sensors Current Transducer LXSR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LXSR 6-NPS LEM 1: HK$163.00 82In Stock 150Expected 27/10/2026 New At Mouser	Mfr. Part No. LXSR 6-NPS Mouser Part No 61-LXSR6-NPS New At Mouser	LEM	Board Mount Current Sensors Current Transducer LXSR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit.	Datasheet	82In Stock 150Expected 27/10/2026	HK$163.00 HK$147.96 HK$137.93 HK$125.19 View HK$116.31 HK$108.09 HK$103.98 HK$98.23	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	6 A	1.25 %	300 kHz
Current Sensors – Industrial Digital Current Sensor w/RS-485 interface SSD-100A-R Bourns 1: HK$1,531.63 6In Stock	Mfr. Part No. SSD-100A-R Mouser Part No 652-SSD-100A-R	Bourns	Current Sensors – Industrial Digital Current Sensor w/RS-485 interface Learn More about Bourns ssd 100a x shunt current sensors	Datasheet	6In Stock	HK$1,531.63 HK$1,400.28 HK$1,185.16 HK$1,080.19 View HK$1,022.81 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Digital Shunt Sensor	100 A	0.1 %
Current Sensors – Industrial 120VAC ISOLATED SPDT CURRENT SENSOR ECS40BC Littelfuse 1: HK$1,829.36 10In Stock	Mfr. Part No. ECS40BC Mouser Part No 576-ECS40BC	Littelfuse	Current Sensors – Industrial 120VAC ISOLATED SPDT CURRENT SENSOR	Datasheet	10In Stock	HK$1,829.36 HK$1,543.39 HK$1,434.64 HK$1,322.76 HK$1,291.94	Min.: 1 Mult.: 1	Industrial Current Sensors		5 A		45 Hz to 500 Hz
Board Mount Current Sensors +/-600V basic isolat ion 20Arms 80kHz Ha A 595-TMCS1100A1QDT TMCS1100A1QDR Texas Instruments 1: HK$25.48 2,090In Stock	Mfr. Part No. TMCS1100A1QDR Mouser Part No 595-TMCS1100A1QDR	Texas Instruments	Board Mount Current Sensors +/-600V basic isolat ion 20Arms 80kHz Ha A 595-TMCS1100A1QDT Learn More about Texas Instruments ti tmcs1100 current sensor	Datasheet	2,090In Stock	Cut Tape HK$25.48 HK$22.77 HK$20.55 HK$19.73 Reel HK$15.21 View HK$18.91 HK$17.34 HK$16.28 HK$14.96 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Board Mount Current Sensors	Hall-Effect	4.5 mA	1 %
Board Mount Current Sensors +/-600V basic isolat ion 20Arms 80kHz Ha A 595-TMCS1100A3QDT TMCS1100A3QDR Texas Instruments 1: HK$27.70 2,425In Stock	Mfr. Part No. TMCS1100A3QDR Mouser Part No 595-TMCS1100A3QDR	Texas Instruments	Board Mount Current Sensors +/-600V basic isolat ion 20Arms 80kHz Ha A 595-TMCS1100A3QDT Learn More about Texas Instruments ti tmcs1100 current sensor	Datasheet	2,425In Stock	Cut Tape HK$27.70 HK$24.82 HK$22.36 HK$21.45 Reel HK$17.51 View HK$20.63 HK$18.99 HK$18.17 HK$16.69 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Board Mount Current Sensors	Hall-Effect	4.5 mA	1 %
Board Mount Current Sensors +/-150 A +/-0.5 % Closed Loop Linear CSNF661 Honeywell 1: HK$1,053.31 27In Stock	Mfr. Part No. CSNF661 Mouser Part No 785-CSNF661	Honeywell	Board Mount Current Sensors +/-150 A +/-0.5 % Closed Loop Linear	Datasheet	27In Stock	HK$1,053.31 HK$966.75 HK$956.56 HK$956.40 View HK$702.40 HK$594.47 Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors		150 A	0.5 %
Board Mount Current Sensors CURRENT TRANSDUCER offset pin 1000turn CSNP661 Honeywell 1: HK$733.39 25In Stock	Mfr. Part No. CSNP661 Mouser Part No 785-CSNP661	Honeywell	Board Mount Current Sensors CURRENT TRANSDUCER offset pin 1000turn	Datasheet	25In Stock	HK$733.39 HK$673.14 HK$638.04 HK$601.87 View HK$541.62 Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors		90 A	0.5 %
Board Mount Current Sensors CURRENT SENSORS CURR SENSOR CSNR161 Honeywell 1: HK$826.03 66In Stock	Mfr. Part No. CSNR161 Mouser Part No 785-CSNR161	Honeywell	Board Mount Current Sensors CURRENT SENSORS CURR SENSOR	Datasheet	66In Stock	HK$826.03 HK$761.50 HK$730.18 View Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors		200 A	0.5 %
Board Mount Current Sensors CURRENT SENSORS CSNT651 Honeywell 1: HK$610.34 108In Stock	Mfr. Part No. CSNT651 Mouser Part No 785-CSNT651	Honeywell	Board Mount Current Sensors CURRENT SENSORS	Datasheet	108In Stock	HK$610.34 HK$563.48 HK$535.53 HK$502.24 View HK$484.90 HK$476.18 Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors		150 A	0.5 %
Current Sensors – Industrial LEM LF 205-S LF 205-S LEM 1: HK$699.36 16In Stock 144On Order New Product	Mfr. Part No. LF 205-S Mouser Part No 61-LF205-S New Product	LEM	Current Sensors – Industrial		16In Stock 144On Order	HK$699.36 HK$620.53 HK$590.69 HK$554.69 View HK$551.73 HK$540.47 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Current Transducer	200 A	0.005
Board Mount Current Sensors Residual Current Monitor, 6mA DC/30mA Fault Current Detection, IEC62955, 2 Integrated Conductors, Horizontal Mount RCMP20HC2-01 Western Automation 1: HK$289.34 20In Stock	Mfr. Part No. RCMP20HC2-01 Mouser Part No 445-RCMP20HC2-01	Western Automation	Board Mount Current Sensors Residual Current Monitor, 6mA DC/30mA Fault Current Detection, IEC62955, 2 Integrated Conductors, Horizontal Mount Learn More about Western Automation rcmp20 monitors	Datasheet	20In Stock	HK$289.34 Quote Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors	Residual Current Monitor	6 mA		50 Hz to 60 Hz
Board Mount Current Sensors Residual Current Monitor, 6mA DC/30mA Fault Current Detection, IEC62955, 3 Integrated Conductors, Horizontal Mount RCMP20HC3-01 Western Automation 1: HK$299.95 20In Stock	Mfr. Part No. RCMP20HC3-01 Mouser Part No 445-RCMP20HC3-01	Western Automation	Board Mount Current Sensors Residual Current Monitor, 6mA DC/30mA Fault Current Detection, IEC62955, 3 Integrated Conductors, Horizontal Mount Learn More about Western Automation rcmp20 monitors	Datasheet	20In Stock	HK$299.95 Quote Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors	Residual Current Monitor	6 mA		50 Hz to 60 Hz
Board Mount Current Sensors Residual Current Monitor, 6mA DC/30mA Fault Current Detection, IEC62955, 2 Integrated Conductors, Vertical Mount RCMP20VC2-01 Western Automation 1: HK$286.96 20In Stock	Mfr. Part No. RCMP20VC2-01 Mouser Part No 445-RCMP20VC2-01	Western Automation	Board Mount Current Sensors Residual Current Monitor, 6mA DC/30mA Fault Current Detection, IEC62955, 2 Integrated Conductors, Vertical Mount Learn More about Western Automation rcmp20 monitors	Datasheet	20In Stock	HK$286.96 View Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors	Residual Current Monitor	6 mA		50 Hz to 60 Hz
Board Mount Current Sensors Residual Current Monitor, 6mA DC/30mA Fault Current Detection, IEC62955, 3 Integrated Conductors, Vertical Mount RCMP20VC3-01 Western Automation 1: HK$292.30 20In Stock	Mfr. Part No. RCMP20VC3-01 Mouser Part No 445-RCMP20VC3-01	Western Automation	Board Mount Current Sensors Residual Current Monitor, 6mA DC/30mA Fault Current Detection, IEC62955, 3 Integrated Conductors, Vertical Mount Learn More about Western Automation rcmp20 monitors	Datasheet	20In Stock	HK$292.30 Quote Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors	Residual Current Monitor	6 mA		50 Hz to 60 Hz
Board Mount Current Sensors Current Transducer CAS series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic seperation between the primary and the secondary circuit. CAS 6-NP LEM 1: HK$124.45 132In Stock 600On Order New At Mouser	Mfr. Part No. CAS 6-NP Mouser Part No 61-CAS6-NP New At Mouser	LEM	Board Mount Current Sensors Current Transducer CAS series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic seperation between the primary and the secondary circuit. Learn More about LEM cas current transducers	Datasheet	132In Stock 600On Order On Order Ship Dates Mfr. No: CAS 6-NP Stock: 132 Can Dispatch Immediately On Order: 200 Expected 8/12/2026 400 Expected 14/1/2027 Factory Lead Time: 13 Weeks	HK$124.45 HK$112.86 HK$108.50 HK$103.41 View HK$99.87 HK$93.30 HK$93.13 HK$85.90 HK$84.50	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	6 A	0.8 %	300 kHz