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IEC 60601
Medical electrical safety standard
Gr. 1+2
Medical application classes
B2B
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Electrical Isolation in Medical Technology – Patient Protection by Standard

Electrical isolators for medical technology are components and systems that deliberately interrupt galvanic connections between circuits – without blocking the functional signal or energy transfer. In clinical environments, they prevent leakage currents, potential transfer and device-internal interference from entering the human body via patient-connected electrodes, probes or catheters. Even AC currents in the microampere range can trigger ventricular fibrillation when applied via direct cardiac catheters – electrical isolation is therefore not optional but a mandatory regulatory requirement.

The governing standard is IEC 60601-1(EN 60601-1): Medical Electrical Equipment – General Requirements for Basic Safety and Essential Performance. It defines two protection paths: MOPP(Means of Protection from Patient) protects the patient from hazardous voltages generated by the device; MOOP(Means of Protection from Operator) protects operating personnel. Application class (Group 1 or 2) and insulation type (basic, double or reinforced) determine the required creepage distances, air clearances and insulation ratings.

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Regulatory Standards
IEC 60601-1
General safety of medical devices
IEC 60364-7-710
Electrical installations in medical locations
IEC 61557-8
Insulation monitoring devices for IT systems
IEC 61558-2-15
Medical isolation transformers
EU MDR 2017/745
EU Medical Device Regulation
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Electrical Insulation from Baaske Medical

Baaske Medical 2005422 RS232 9Pin fiber optic isolator STD RL - VE 2 pcs / pack Baaske Medical LogoBaaske Medical 2005422 RS232 9Pin fiber optic isolator STD RL - VE 2 pcs / pack RS232 9Pin RL fiber insulator STD Connection: 1 x 9pin SubD socket. EQUIVALENT and cable assembly required. Combined with item number 2005421 & 2005422
baud rate: 110 - 115200
Signal lines: RxD ...

Lieske Part No.: 378179
Mfg Part No: 2005422
189,46 EUR
Baaske Medical 2005422 plus VAT
≈ £163.50  |  ≈ $218.64
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
Baaske Medical 2005532 RS232 isolator STD fiber optic cable Baaske Medical LogoBaaske Medical 2005532 RS232 isolator STD fiber optic cable RS232 Isolator STD Fiber Optic Cable

The pre-assembled fiber optic cable for RS232 isolators is ideal for interference-free data transmission in environments where electrical isolation is necessary.

Lieske Part No.: 152594
Mfg Part No: 2005532
5,81 EUR
Baaske Medical 2005532 plus VAT
≈ £5.01  |  ≈ $6.70
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
Baaske Medical 2005674 Network Isolator MED MI 1005 Retail Baaske Medical LogoBaaske Medical 2005674 Network Isolator MED MI 1005 Retail Network Isolator MED MI 1005 Retail
- Speed ​​10/100/1000 Mbit / s
- Full compatibility with IEEE 802.3
- Standard certificate from the notified body in accordance with EN ...

Lieske Part No.: 683508
Mfg Part No: 2005674
99,09 EUR
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≈ £85.51  |  ≈ $114.35
Delivery time on requestinfo_outline
Baaske Medical 2005674 Network Isolator MED MI 1005 Retail - 10 pcs pack Baaske Medical LogoBaaske Medical 2005674 Network Isolator MED MI 1005 Retail - 10 pcs pack Network Isolator MED MI 1005 Retail
- Speed ​​10/100/1000 Mbit / s
- Full compatibility with IEEE 802.3
- Standard certificate from the notified body in accordance with EN ...

Lieske Part No.: 968634
Mfg Part No: 2005674
856,32 EUR
Baaske Medical 2005674 plus VAT
≈ £739.00  |  ≈ $988.19
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
Baaske Medical 2006633 MI 1005 E galvanic isolation to the network installation Baaske Medical LogoBaaske Medical 2006633 MI 1005 E galvanic isolation to the network installation The technology is based on the MI 1005E 10,000-proven technology of the world Brought to use MI 1005. In contrast to the MI 1005 Medical insulator MI 1005E is suitable for installation in housing.

Lieske Part No.: 529561
Mfg Part No: 2006633
90,02 EUR
Baaske Medical 2006633 plus VAT
≈ £77.69  |  ≈ $103.88
Delivery time from supplier's stock (ca.) 12 workdaysinfo_outline

Electrical Insulation from BlackBox

BlackBox SP426A 10/100 and 10/100/1000 Ethernet Data Isolator BlackBox LogoBlackBox SP426A 10/100 and 10/100/1000 Ethernet Data Isolator These compact devices maintain the Ethernet/FastEthernet or up to Gigabit Ethernet (SP427A) communication across an electrical isolation barrier. They protect the equipment on one segment from being ...

Lieske Part No.: 269108
Mfg Part No: SP426A
117,12 EUR
BlackBox SP426A plus VAT
≈ £101.07  |  ≈ $135.16
Delivery time on requestinfo_outline

Diverse Electrical Insulation

USB Isolator STD 10 FO USB Isolator STD 10 FO USB Isolator STD 10 fiber optic data rate Maximum Full Speed ​​USB (compatible with USB 2) with 12 Mbit / s USB 1.1 standard cable length 10 meters, connector A (computer) on ...

Lieske Part No.: 745819
Mfg Part No: 2005420
209,22 EUR
Diverse 2005420 plus VAT
≈ £180.56  |  ≈ $241.44
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
CPA connection line STD 4mm ² / 1m CPA connection line STD 4mm ² / 1m Connecting cable for potential equalization in accordance with DIN 42,801th Length: 1m, cable cross-section: 4 mm ², insulation green-yellow, mounted at both ends 90 ° angled connector with spring ...

Lieske Part No.: 795217
Mfg Part No: 2005710
34,69 EUR
Diverse 2005710 plus VAT
≈ £29.94  |  ≈ $40.03
Delivery time from supplier's stock (ca.) 20 workdaysinfo_outline
CPA connection line STD 6mm ² / 1m CPA connection line STD 6mm ² / 1m Connecting cable for potential equalization in accordance with DIN 42,801th Length: 1m, cable cross-section: 6 mm ², insulation green-yellow, mounted at both ends 90 ° angled connector with spring ...

Lieske Part No.: 173703
Mfg Part No: 2005712
34,85 EUR
Diverse 2005712 plus VAT
≈ £30.08  |  ≈ $40.22
Delivery time from supplier's stock (ca.) 20 workdaysinfo_outline
ZPA ISO connection cable 4mm ² / 1m ZPA ISO connection cable 4mm ² / 1m Connecting cable for potential equalization in accordance with DIN 42,801th Length: 1m, cable cross-section: 4 mm ², insulation green-yellow, mounted at both ends 90 ° angled connector with ...

Lieske Part No.: 220100
Mfg Part No: 2005716
32,29 EUR
Diverse 2005716 plus VAT
≈ £27.87  |  ≈ $37.26
Delivery time from supplier's stock (ca.) 20 workdaysinfo_outline
ZPA ISO connection cable 4mm ² / 3m ZPA ISO connection cable 4mm ² / 3m Connecting cable for potential equalization in accordance with DIN 42,801th Length: 3m, cable cross-section: 4 mm ², insulation green-yellow, mounted at both ends 90 ° angled connector with ...

Lieske Part No.: 235197
Mfg Part No: 2005717
42,55 EUR
Diverse 2005717 plus VAT
≈ £36.72  |  ≈ $49.10
in stockinfo_outline
ZPA ISO connection cable 6 mm ² / 1m ZPA ISO connection cable 6 mm ² / 1m Connecting cable for potential equalization in accordance with DIN 42,801th Length: 1m, cable cross-section: 4 mm ², insulation green-yellow, mounted at both ends 90 ° angled connector with ...

Lieske Part No.: 760803
Mfg Part No: 2005718
31,01 EUR
Diverse 2005718 plus VAT
≈ £26.76  |  ≈ $35.79
Delivery time from supplier's stock (ca.) 20 workdaysinfo_outline
ZPA ISO connection cable 6 mm ² / 3m ZPA ISO connection cable 6 mm ² / 3m Connecting cable for potential equalization in accordance with DIN 42,801th Length: 3m, cable cross-section: 4 mm ², insulation green-yellow, mounted at both ends 90 ° angled connector with ...

Lieske Part No.: 155851
Mfg Part No: 2005719
56,63 EUR
Diverse 2005719 plus VAT
≈ £48.87  |  ≈ $65.35
Delivery time from supplier's stock (ca.) 20 workdaysinfo_outline
ZPA mounting box completely M6 25mm ZPA mounting box completely M6 25mm ZPA mounting box completely M6 25mm mounting box, black with green-yellow color ring and built-in DIN 42801 connector M6 25mm thread length, nickel plated, suitable for installation in flush.

Lieske Part No.: 430692
Mfg Part No: 2005733
16,21 EUR
Diverse 2005733 plus VAT
≈ £13.99  |  ≈ $18.71
Delivery time from supplier's stock (ca.) 20 workdaysinfo_outline
ZPA 3-socket 6mm ² 1m ZPA 3-socket 6mm ² 1m Highly flexible, green-yellow 6mm ² Extension Cord with 3-way socket for potential equalization. A side-mounted, 90 ° angled connector with spring-loaded, otherside 3 mounting boxes. Contact parts ...

Lieske Part No.: 290995
Mfg Part No: 2005735
76,87 EUR
Diverse 2005735 plus VAT
≈ £66.34  |  ≈ $88.71
Delivery time on requestinfo_outline
USB Isolator STD FO 1.5 Full Speed ​​with Power Adapter USB Isolator STD FO 1.5 Full Speed ​​with Power Adapter USB 1.5 STD fiber optic isolator full speed at 12 Mbit / s max. USB 1.1 (compatible with USB 2), cable length 1.5 m, total length: 1,74 m. Connector A (computer) to socket A (device) standard power ...

Lieske Part No.: 585801
Mfg Part No: 2005756
215,66 EUR
Diverse 2005756 plus VAT
≈ £186.11  |  ≈ $248.87
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
USB Isolator STD 3 FO USB Isolator STD 3 FO . 3 USB Isolator STD FO full speed at 12 Mbit / s max USB 1.1 (USB 2 compatible), cable length 1.5 m, total length: 3m. Connector A (computer) to socket A (device) 5V power supply included.

Lieske Part No.: 714256
Mfg Part No: 2005855
209,22 EUR
Diverse 2005855 plus VAT
≈ £180.56  |  ≈ $241.44
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
USB Isolator STD 40 FO USB Isolator STD 40 FO USB Isolator STD 40 fiber optic data rate Maximum Full Speed ​​USB (compatible with USB 2) with 12 Mbit / s USB 1.1 standard cable length 40 meters, connector A (computer) on ...

Lieske Part No.: 997384
Mfg Part No: 2005878
349,00 EUR
Diverse 2005878 plus VAT
≈ £301.19  |  ≈ $402.75
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
USB Isolator STD 20 FO USB Isolator STD 20 FO USB Isolator STD 20 fiber optic data throughput maximum full speed at 12 Mbit / s USB 1.1 (USB 2 compatible), standard cable length 20 meters, connector A (computer) on Socket A (unit), power supply 5 ...

Lieske Part No.: 371359
Mfg Part No: 2005882
261,82 EUR
Diverse 2005882 plus VAT
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Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
USB Isolator STD 1.0 LWL AB USB Isolator STD 1.0 LWL AB USB Isolator STD 1.0 LWL AB data throughput Maximum USB full speed with 12 MBit/S USB 1.1 (USB 2 compatible), cable length standard 1 meter, plug A (computer) to plug B (device), for optical isolation.

Lieske Part No.: 101694
Mfg Part No: 2005935
206,00 EUR
Diverse 2005935 plus VAT
≈ £177.78  |  ≈ $237.72
Delivery time from supplier's stock (ca.) 30 workdaysinfo_outline
USB Isolator 1.0 STD FO USB Isolator 1.0 STD FO USB 1.0 STD fiber optic isolator full speed at 12 Mbit / s max.USB 1.1 (USB 2 compatible), cable length 1.0 m, total length: 1.24 m. Connector A (computer) to socket A (device) EU Plug 5V power supply ...

Lieske Part No.: 705485
Mfg Part No: 2006137
219,19 EUR
Diverse 2006137 plus VAT
≈ £189.16  |  ≈ $252.95
Delivery time on requestinfo_outline
CPA connection line STD 6mm ² / 2m CPA connection line STD 6mm ² / 2m CPA connection line STD 6mm ² / 2m connection cable for potential equalization in accordance with DIN 42,801th Length: 2m, cable cross-section: 6 mm ², Conductor diameter: 3.8mm, green-yellow ...

Lieske Part No.: 443863
Mfg Part No: 2006145
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Delivery time from supplier's stock (ca.) 20 workdaysinfo_outline
CPA connection line STD 6mm ² / 4m CPA connection line STD 6mm ² / 4m CPA connection line STD 6mm ² / 4m connection cable for potential equalization in accordance with DIN 42,801th Length: 4m, cable cross-section: 6 mm ², Conductor diameter: 3.8mm, green-yellow ...

Lieske Part No.: 465527
Mfg Part No: 2006161
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Delivery time from supplier's stock (ca.) 20 workdaysinfo_outline
CPA connection line STD 4mm ² / 2m CPA connection line STD 4mm ² / 2m Connecting cable for potential equalization in accordance with DIN 42,801th Length: 2m, cable cross-section: 4 mm ², insulation green-yellow, mounted at both ends 90 ° angled connector with spring ...

Lieske Part No.: 933670
Mfg Part No: 2006185
45,48 EUR
Diverse 2006185 plus VAT
≈ £39.25  |  ≈ $52.48
Delivery time from supplier's stock (ca.) 20 workdaysinfo_outline
1

⚡ CPE – Central Potential Equalisation in Medical Locations

Mandatory per IEC 60364-7-710 / DIN VDE 0100-710: In Group 1 and Group 2 medical locations, a Central Protective Equipotential Bonding (CPE) system is mandatory. All conductive parts – enclosures, beds, infusion stands, pipework – are connected to a common bonding conductor (max. 0.1 Ωresistance) and protective earth. Purpose: fault currents cannot flow through the patient.
 
Group 1(X-ray, physiotherapy): leakage < 500 µA · Group 2(OR, ICU, cardiac cath lab): leakage < 10 µA · Inspection intervals: STKannually by qualified electrician, MTKevery 2 years by authorised inspector.

⚡ Application Areas for Electrical Isolation Components

OR & Intensive Care

Group-2 locations: IT networks with monitoring, 2-MOPP power supplies, CPE with < 10 µA leakage.

Imaging & Diagnostics

X-ray, CT, MRI: Group-1 requirements, leakage current limitation, insulation testing per IEC 60601.

GP Practice & Outpatient

Minor procedures, ECG, ultrasound: isolation between mains and patient monitoring systems.

Laboratory & IVD

Analysers, PCR systems: galvanic isolation prevents measurement interference from earth loops.

OEM Medical Device Mfg.

Isolation components as device sub-assembly: certification evidence per EU MDR and IEC 60601-1.

Related Categories

Medical Power Supplies

IEC-60601-1 PSUs (2 MOPP/1 MOPP) – complement isolation components in the complete system.

Insulation Testers

Test equipment for STK/MTK inspections: leakage current, insulation resistance, protective earth per IEC 62353.

Medical PC Components

IEC-60601-compatible industrial hardware for clinical systems and embedded medical devices.

Medical Technology – Overview

All product areas for medical use at a glance.

MOPP Reference

< 300 µA: MOOP (operator) · < 100 µA: 1 MOPP · < 10 µA: 2 MOPP (direct patient contact). PSUs and isolation must match the required protection level.

OEM & Project Orders

Framework agreements, component reservation, and certification documentation on request for device manufacturers.

Technical Advice

+49 (0)7666 / 88499-0
sales@industry-electronics.com
Mon–Fri business hours

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