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Closed Loop Current Sensors

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Types of Current Sensors

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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 LEM LF 210-S/SP3 LF 210-S/SP3 LEM 1: HK$1,364.27 21In Stock 60Expected 4/11/2026 New Product	Mfr. Part No. LF 210-S/SP3 Mouser Part No 61-LF210-S/SP3 New Product	LEM	Current Sensors – Industrial		21In Stock 60Expected 4/11/2026	HK$1,364.27 HK$1,245.66 HK$1,126.96 HK$894.66 View HK$891.95 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors	Current Transducer	200 A
Current Sensors – Industrial LEM LF 306-S LF 306-S LEM 1: HK$819.53 22In Stock New Product	Mfr. Part No. LF 306-S Mouser Part No 61-LF306-S New Product	LEM	Current Sensors – Industrial		22In Stock	HK$819.53 HK$759.28 HK$736.84 HK$709.96 View HK$687.11 HK$670.59	Min.: 1 Mult.: 1	Industrial Current Sensors	Current Transducer	300 A
Current Sensors – Industrial FLUX GATE CURRENT SENSOR CSNV700N-424 Honeywell 1: HK$692.29 8In Stock New Product	Mfr. Part No. CSNV700N-424 Mouser Part No 785-CSNV700N-424 New Product	Honeywell	Current Sensors – Industrial FLUX GATE CURRENT SENSOR Learn More about Honeywell csnv700 current sensors	Datasheet	8In Stock	HK$692.29 HK$640.50 HK$613.95 HK$561.59 View HK$550.90 HK$528.46 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors		700 A	0.5 %
Current Sensors – Industrial FLUX GATE CURRENT SENSOR CSNV700N-425 Honeywell 1: HK$687.36 8In Stock New Product	Mfr. Part No. CSNV700N-425 Mouser Part No 785-CSNV700N-425 New Product	Honeywell	Current Sensors – Industrial FLUX GATE CURRENT SENSOR Learn More about Honeywell csnv700 current sensors	Datasheet	8In Stock	HK$687.36 HK$615.68 HK$593.40 HK$562.00 View HK$550.90 HK$528.46 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors		700 A	0.5 %
Current Sensors – Industrial FLUX GATE CURRENT SENSOR CSNV700N-426 Honeywell 1: HK$841.81 7In Stock New Product	Mfr. Part No. CSNV700N-426 Mouser Part No 785-CSNV700N-426 New Product	Honeywell	Current Sensors – Industrial FLUX GATE CURRENT SENSOR Learn More about Honeywell csnv700 current sensors	Datasheet	7In Stock	HK$841.81 HK$710.04 HK$659.90 HK$635.57 View HK$623.90 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors		700 A	0.5 %
Current Sensors – Industrial FLUX GATE CURRENT SENSOR CSNV700N-454 Honeywell 1: HK$692.29 18In Stock New Product	Mfr. Part No. CSNV700N-454 Mouser Part No 785-CSNV700N-454 New Product	Honeywell	Current Sensors – Industrial FLUX GATE CURRENT SENSOR Learn More about Honeywell csnv700 current sensors	Datasheet	18In Stock	HK$692.29 HK$640.50 HK$621.19 HK$598.25 View HK$582.14 HK$557.73 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors		700 A	0.5 %
Current Sensors – Industrial FLUX GATE CURRENT SENSOR CSNV700N-455 Honeywell 1: HK$687.36 12In Stock New Product	Mfr. Part No. CSNV700N-455 Mouser Part No 785-CSNV700N-455 New Product	Honeywell	Current Sensors – Industrial FLUX GATE CURRENT SENSOR Learn More about Honeywell csnv700 current sensors	Datasheet	12In Stock	HK$687.36 HK$615.68 HK$593.57 HK$552.96 View HK$551.64 HK$529.70 Quote	Min.: 1 Mult.: 1	Industrial Current Sensors		700 A	0.5 %
Board Mount Current Sensors Current transducer CASR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic seperation between the primary and the secondary circuit. CASR 6-NP LEM 1: HK$110.64 569In Stock New At Mouser	Mfr. Part No. CASR 6-NP Mouser Part No 61-CASR6-NP New At Mouser	LEM	Board Mount Current Sensors Current transducer CASR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic seperation between the primary and the secondary circuit. Learn More about LEM casr transducers	Datasheet	569In Stock	HK$110.64 HK$100.20 HK$91.74 HK$88.61 View HK$83.10 HK$79.24 HK$77.68	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	6 A	0.8 %	300 kHz
Board Mount Current Sensors Current transducer CKSR xx-NP CKSR 50-NP LEM 1: HK$116.64 458In Stock New At Mouser	Mfr. Part No. CKSR 50-NP Mouser Part No 61-CKSR50-NP New At Mouser	LEM	Board Mount Current Sensors Current transducer CKSR xx-NP Learn More about LEM cksr transducers	Datasheet	458In Stock	HK$116.64 HK$105.71 HK$96.83 HK$93.54 View HK$87.79 HK$83.76 HK$82.12	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	50 A	0.8 %	300 kHz
Board Mount Current Sensors Current Transducer LA 150-P. For the electronic measurement of currents: DC, AC, pulsed, with galvanic separationn between the primary circuit and the secondary circuit. LA 150-P LEM 1: HK$267.56 87In Stock 100Expected 19/11/2026 New At Mouser	Mfr. Part No. LA 150-P Mouser Part No 61-LA150-P New At Mouser	LEM	Board Mount Current Sensors Current Transducer LA 150-P. For the electronic measurement of currents: DC, AC, pulsed, with galvanic separationn between the primary circuit and the secondary circuit.	Datasheet	87In Stock 100Expected 19/11/2026	HK$267.56 HK$244.87 HK$236.49 HK$223.42 View HK$217.25 HK$210.93 Quote	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	150 A	0.5 %	150 kHz
Board Mount Current Sensors Current Transducer LA 205-S For the electronic measurement of currents: DC, AC, pulsed..., with galvanic isolation between the primary circuit (high power) and the secondary circuit (electronic circuit). LA 205-S LEM 1: HK$844.77 97In Stock New At Mouser	Mfr. Part No. LA 205-S Mouser Part No 61-LA205-S New At Mouser	LEM	Board Mount Current Sensors Current Transducer LA 205-S For the electronic measurement of currents: DC, AC, pulsed..., with galvanic isolation between the primary circuit (high power) and the secondary circuit (electronic circuit).	Datasheet	97In Stock	HK$844.77 HK$745.31 HK$707.66 HK$663.44 View HK$650.61 HK$650.53	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	200 A	0.8 %	100 kHz
Board Mount Current Sensors Current Transducer LA 55-P For the electronic measurement of currents: DC, AC, pulsed..., with galvanic separation between the primary circuit and the secondary circuit. LA 55-P LEM 1: HK$214.38 4,965On Order New At Mouser	Mfr. Part No. LA 55-P Mouser Part No 61-LA55-P New At Mouser	LEM	Board Mount Current Sensors Current Transducer LA 55-P For the electronic measurement of currents: DC, AC, pulsed..., with galvanic separation between the primary circuit and the secondary circuit.	Datasheet	4,965On Order On Order Ship Dates Mfr. No: LA 55-P Stock: 0 On Order: 4,090 Expected 30/11/2026 875 Expected 1/10/2027 Factory Lead Time: 6 Weeks	HK$214.38 HK$195.72 HK$180.51 HK$174.92 View HK$168.18 HK$159.22	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	50 A	0.9 %	200 kHz
Board Mount Current Sensors Current Transducer LES series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LES 15-NP LEM 1: HK$124.62 273In Stock New At Mouser	Mfr. Part No. LES 15-NP Mouser Part No 61-LES15-NP New At Mouser	LEM	Board Mount Current Sensors Current Transducer LES series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. Learn More about LEM les current transducers	Datasheet	273In Stock	HK$124.62 HK$113.03 HK$103.65 HK$100.12 View HK$93.95 HK$89.76	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	15 A	0.7 %	300 kHz
Board Mount Current Sensors Current Transducer LES series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LES 25-NP LEM 1: HK$129.63 148In Stock New At Mouser	Mfr. Part No. LES 25-NP Mouser Part No 61-LES25-NP New At Mouser	LEM	Board Mount Current Sensors Current Transducer LES series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. Learn More about LEM les current transducers	Datasheet	148In Stock	HK$129.63 HK$117.63 HK$107.85 HK$93.54	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	25 A	0.7 %	300 kHz
Board Mount Current Sensors Current Transducer LES series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LES 50-NP LEM 1: HK$129.96 313In Stock New At Mouser	Mfr. Part No. LES 50-NP Mouser Part No 61-LES50-NP New At Mouser	LEM	Board Mount Current Sensors Current Transducer LES series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. Learn More about LEM les current transducers	Datasheet	313In Stock	HK$129.96 HK$117.96 HK$108.18 HK$93.79	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	50 A	0.7 %	300 kHz
Board Mount Current Sensors Current Transducer LES series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LES 6-NP LEM 1: HK$128.15 198In Stock 200Expected 18/11/2026 New At Mouser	Mfr. Part No. LES 6-NP Mouser Part No 61-LES6-NP New At Mouser	LEM	Board Mount Current Sensors Current Transducer LES series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. Learn More about LEM les current transducers	Datasheet	198In Stock 200Expected 18/11/2026	HK$128.15 HK$116.31 HK$106.70 HK$103.08 View HK$96.75 HK$92.48	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	6 A	0.8 %	300 kHz
Board Mount Current Sensors Current Transducer LESR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LESR 25-NP LEM 1: HK$131.27 258In Stock 200Expected 21/12/2026 New At Mouser	Mfr. Part No. LESR 25-NP Mouser Part No 61-LESR25-NP New At Mouser	LEM	Board Mount Current Sensors Current Transducer LESR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. Learn More about LEM lesr current transducers	Datasheet	258In Stock 200Expected 21/12/2026	HK$131.27 HK$119.11 HK$109.24 HK$105.63 View HK$99.22 HK$94.78	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	25 A	0.85 %	300 kHz
Board Mount Current Sensors Current Transducer LESR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LESR 50-NP LEM 1: HK$135.71 234In Stock New At Mouser	Mfr. Part No. LESR 50-NP Mouser Part No 61-LESR50-NP New At Mouser	LEM	Board Mount Current Sensors Current Transducer LESR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. Learn More about LEM lesr current transducers	Datasheet	234In Stock	HK$135.71 HK$123.22 HK$113.11 HK$109.33 View HK$102.67 HK$98.15	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	50 A	0.7 %	300 kHz
Board Mount Current Sensors Current Transducer LESR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LESR 6-NP LEM 1: HK$128.23 273In Stock New At Mouser	Mfr. Part No. LESR 6-NP Mouser Part No 61-LESR6-NP New At Mouser	LEM	Board Mount Current Sensors Current Transducer LESR series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. Learn More about LEM lesr current transducers	Datasheet	273In Stock	HK$128.23 HK$116.40 HK$106.70 HK$103.16 View HK$100.94 HK$100.86	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	6 A	0.75 %	300 kHz
Current Sensors – Industrial Current Transducer LF 310-S. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation between the primary and the secondary circuit. LF 310-S LEM 1: HK$790.68 156In Stock New At Mouser	Mfr. Part No. LF 310-S Mouser Part No 61-LF310-S New At Mouser	LEM	Current Sensors – Industrial Current Transducer LF 310-S. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation between the primary and the secondary circuit.	Datasheet	156In Stock	HK$790.68 HK$732.24 HK$710.45 HK$684.48 View HK$662.29 HK$646.26	Min.: 1 Mult.: 1	Industrial Current Sensors	Current Transducer	300 A	0.2 %	200 kHz
Current Sensors – Industrial Current Transducer LF 510-S. For the electronic measurement of current: DC, AC, pulsed, with galvanic separation between the primary and secondary circuit. LF 510-S LEM 1: HK$771.86 71In Stock 972On Order New At Mouser	Mfr. Part No. LF 510-S Mouser Part No 61-LF510-S New At Mouser	LEM	Current Sensors – Industrial Current Transducer LF 510-S. For the electronic measurement of current: DC, AC, pulsed, with galvanic separation between the primary and secondary circuit.	Datasheet	71In Stock 972On Order On Order Ship Dates Mfr. No: LF 510-S Stock: 71 Can Dispatch Immediately On Order: 108 Expected 16/11/2026 162 Expected 24/2/2027 702 Expected 21/4/2027 Factory Lead Time: 10 Weeks	HK$771.86 HK$715.06 HK$693.93 HK$666.64 HK$654.48	Min.: 1 Mult.: 1	Industrial Current Sensors	Current Transducer	500 A	0.6 %	200 kHz
Board Mount Current Sensors Current Transducer LKSR series LKSR 6-NP LEM 1: HK$120.75 160In Stock New At Mouser	Mfr. Part No. LKSR 6-NP Mouser Part No 61-LKSR6-NP New At Mouser	LEM	Board Mount Current Sensors Current Transducer LKSR series Learn More about LEM lksr current transducers	Datasheet	160In Stock	HK$120.75 HK$109.49 HK$100.37 HK$86.89	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	6 A	1.25 %	300 kHz
Board Mount Current Sensors Current Transducer LXS series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LXS 15-NPS LEM 1: HK$121.08 295In Stock New At Mouser	Mfr. Part No. LXS 15-NPS Mouser Part No 61-LXS15-NPS New At Mouser	LEM	Board Mount Current Sensors Current Transducer LXS series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. Learn More about LEM lxs current sensors	Datasheet	295In Stock	HK$121.08 HK$109.82 HK$100.70 HK$97.24 View HK$92.39 HK$87.13	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	15 A	3 %	300 kHz
Board Mount Current Sensors Current Transducer LXS series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. LXS 6-NPS LEM 1: HK$121.25 225In Stock New At Mouser	Mfr. Part No. LXS 6-NPS Mouser Part No 61-LXS6-NPS New At Mouser	LEM	Board Mount Current Sensors Current Transducer LXS series. For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation betweenthe primary and the secondary circuit. Learn More about LEM lxs current sensors	Datasheet	225In Stock	HK$121.25 HK$109.98 HK$100.78 HK$97.32 View HK$92.56 HK$87.21	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	6 A	3.5 %	300 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 25-NPS LEM 1: HK$121.08 200In Stock New At Mouser	Mfr. Part No. LXSR 25-NPS Mouser Part No 61-LXSR25-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	200In Stock	HK$121.08 HK$109.82 HK$100.70 HK$97.24 View HK$92.39 HK$87.13	Min.: 1 Mult.: 1	Board Mount Current Sensors	Current Transducer	25 A	0.85 %	300 kHz