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Products of Issendorff

Issendorff: Building Automation & LCN Systems for Industry and Commerce

Issendorff KG – pioneer of decentralised building automation with the Local Control Network (LCN). At Lieske you will find professional Issendorff LCN components for commercial, industrial and demanding construction projects.

1986
Founded
35+
Years of Expertise
100%
In-House Development
DE
Made in Germany

Issendorff – The Local Control Network (LCN) for Intelligent Buildings

Issendorff KG was founded in 1986 by Dipl.-Ing. Eberhard Issendorff in Hanover, Germany. Since 1992 the company has developed the Local Control Network (LCN) – a decentralised bus system for intelligent building control, and the only system worldwide where both hardware and software are developed entirely in-house.

The LCN system interconnects lighting control, blind/shutter control, heating regulation, alarm systems and visualisation in a single, flexible infrastructure. The decentralised approach eliminates the need for a central controller – each module is independently intelligent.

Issendorff systems are installed in commercial buildings, public facilities, industrial plants and premium residential properties worldwide, distinguished by long service life and outstanding integration capability.

◆ Quality & Standards
✓ CE Certification
✓ VDE-Tested Products
✓ KNX Compatible
✓ DALI Integration
✓ 100% In-House Development
✓ Made in Germany

► LCN Product Families at a Glance

► LCN Modules & Bus Couplers
Universal modules (LCN-UPP, LCN-UP), switching actuators, dimming actuators and bus couplers for flush-mounted, DIN rail and surface-mounted installation. Each module is independently programmable.
 
► Controls & Pushbutton Panels
LCN glass touch panels (LCN-GT), infrared remote controls (LCN-RT), room controllers (LCN-SHD) with DALI and shutter control, and display panels with colour displays for intuitive operation.
► Sensors & Measurement
Air quality sensors (LCN-GSA4 CO2/VOC/temperature), brightness sensors, motion detectors, wind monitors and temperature controllers for automated building functions.
 
► Software & Visualisation
LCN-PRO programming software for complete system configuration, LCN-GVS visualisation software and LCN-PCHK for PC interfaces and web-based visualisation.

► Applications in Industry and Commerce

⚡ Commercial Buildings
Offices, hotels and shopping centres benefit from automated lighting, blind and climate control for maximum energy efficiency.
 
⚡ Public Buildings
Schools, hospitals and administrative buildings use LCN for central control, alarm systems and energy monitoring.
 
⚡ Industry & Production
Production halls and logistics centres deploy LCN for lighting control, access control and environmental monitoring.

► Your Benefits with Issendorff LCN

★ Decentralised Intelligence
Each LCN module is independently intelligent – no central server required. Maximum fault tolerance for commercial and industrial buildings.
 
★ Complete In-House Development
As the only manufacturer worldwide, Issendorff develops LCN hardware and software entirely in-house – ensuring maximum compatibility and long-term support.
★ Retrofittable & Scalable
LCN integrates into existing buildings and can be extended with new functions and modules at any time – without complex rewiring.
 
★ DALI & KNX Integration
Native DALI support and KNX gateway connectivity enable integration with existing building infrastructures and third-party systems.
► Issendorff Product Categories at Lieske

► Frequently Asked Questions about Issendorff LCN

What sets LCN apart from other building automation systems?
LCN is the only bus system where each module has its own built-in intelligence – no central server is required. This makes the system extremely fault-tolerant. Additionally, Issendorff develops both hardware and software entirely in-house, guaranteeing maximum long-term compatibility.
Is LCN suitable for retrofitting in existing buildings?
Yes, LCN modules install in standard flush-mounted back boxes and use the existing two-wire installation cable. This significantly reduces the effort required to retrofit existing commercial and industrial buildings.
How can I order LCN products from Lieske?
Lieske stocks Issendorff LCN components in its B2B range. Our specialist advisors assist with project planning, component selection and volume quotations. Contact us directly by email or telephone.
Issendorff LCN for Your Building Project
Expert advice & project quotations for industry and commerce
► Send Enquiry


Categories with products from Issendorff

  • Electrics ➤ Installation ➤ Home Automation ➤ TEBIS TS ( 1 )


Issendorff 30000 LCN SH module, Issendorff LCN SH PLUS 30000Issendorff 30000 LCN SH module,
The standard DIN-rail module is suitable for most applications. With 4 modules, it is slender, with the LCN terminals T-, I-and P-connection highly flexible and strong enough with the two electronic ...

Lieske Part No.: 737419
Mfg Part No: 30000
Type: LCN SH PLUS
196,25 EUR
Issendorff 30000 plus VAT
≈ £169.76  |  ≈ $224.90
plus delivery charges: 53,00 €
Delivery time from supplier's stock (ca.) 2 workdaysinfo_outline
Issendorff 30001 LCN LCN - PINZ special tool to unlock GT series LCN - PINZ Issendorff LCN - PINZ 30001Issendorff 30001 LCN LCN - PINZ special tool to unlock GT series LCN - PINZ
Special tool for unlocking the GT series

Lieske Part No.: 997861
Mfg Part No: 30001
Type: LCN - PINZ
25,45 EUR
Issendorff 30001 plus VAT
≈ £22.01  |  ≈ $29.17
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30003 LCN-HU Universal switching dimming module, Issendorff LCN HU 30003Issendorff 30003 LCN-HU Universal switching dimming module,
As an extension to the rail LCN-SH-purpose module has electronic switching outputs with 2x 500VA, which are also suitable for larger lighting tasks. Additionally, it has low voltage outputs that can ...

Lieske Part No.: 134802
Mfg Part No: 30003
Type: LCN HU
293,43 EUR
Issendorff 30003 plus VAT
≈ £253.82  |  ≈ $336.27
plus delivery charges: 53,00 €
Delivery time from supplier's stock (ca.) 2 workdaysinfo_outline
Issendorff 30004 LCN LCN module R4M2H, Issendorff 30004Issendorff 30004 LCN LCN module R4M2H,
This relay module 4 by 2 (= 8) can blinds (blinds, awnings, etc.) are controlled, mounting the DIN rail. The terminal block is pre-wired for direct connection of 8 motors for control of 4 shutters ...

Lieske Part No.: 384205
Mfg Part No: 30004
188,10 EUR
Issendorff 30004 plus VAT
≈ £162.71  |  ≈ $215.56
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30006 Issendorf LCN-UPP flush module with extended programing Issendorff LCN - UPP 30006Issendorff 30006 Issendorf LCN-UPP flush module with extended programing
Type: LCN - UPP
Sales unit: 1 pc

Lieske Part No.: 572358
Mfg Part No: 30006
Type: LCN - UPP
195,58 EUR
Issendorff 30006 plus VAT
≈ £169.18  |  ≈ $224.13
plus delivery charges: 53,00 €
Delivery time from supplier's stock (ca.) 2 workdaysinfo_outline
Issendorff 30010 LCN LLK Lichtleitkoppler f Kunstst cable, Issendorff LCN LLK 30010Issendorff 30010 LCN LLK Lichtleitkoppler f Kunstst cable,
Fiber optic couplers are used in systems which consist of several remote distributions. By the optical transmission, the individual distributions are isolated and thus prevented a voltage ...

Lieske Part No.: 269604
Mfg Part No: 30010
Type: LCN LLK
144,09 EUR
Issendorff 30010 plus VAT
≈ £124.64  |  ≈ $165.13
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30017 LCN LLG Lichtleitkoppler for fiber optic cable, Issendorff LCN LLG 30017Issendorff 30017 LCN LLG Lichtleitkoppler for fiber optic cable,
Fiber optic couplers are used in systems which consist of several remote distributions. By the optical transmission, the individual distributions are isolated and thus prevented a voltage ...

Lieske Part No.: 882761
Mfg Part No: 30017
Type: LCN LLG
494,00 EUR
Issendorff 30017 plus VAT
≈ £427.31  |  ≈ $566.12
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30018 LCN LCN-up sensor modules UPS (no outputs) Issendorff LCN - UPS 30018Issendorff 30018 LCN LCN-up sensor modules UPS (no outputs)
Type: LCN - UPS
Sales unit: 1 pc

Lieske Part No.: 826143
Mfg Part No: 30018
Type: LCN - UPS
122,22 EUR
Issendorff 30018 plus VAT
≈ £105.72  |  ≈ $140.06
plus delivery charges: 53,00 €
in stockinfo_outline
Issendorff 30022 LCN RR infrared receiver Issendorff LCN RR 30022Issendorff 30022 LCN RR infrared receiver
For direct connection to the I port, can be extended up to 100 meters using 2 LCN IV . JY(ST)Y 2x2x0.6 is sufficient as a line. Sales unit: 1 ST.

Lieske Part No.: 1439746
Mfg Part No: 30022
Type: LCN RR
26,37 EUR
Issendorff 30022 plus VAT
≈ £22.81  |  ≈ $30.22
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30023 LCN R2U Relay 2-fold, Issendorff 30023Issendorff 30023 LCN R2U Relay 2-fold,
These two individually controllable relay outputs make the electronic of the LCN-UPP to strengthen switches. The normally be loaded each with 8A. Recommended for motor / shutter operation with ...

Lieske Part No.: 474930
Mfg Part No: 30023
38,35 EUR
Issendorff 30023 plus VAT
≈ £33.17  |  ≈ $43.95
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30029 LCN LCN clamp-K3, Issendorff LCN K3 30029Issendorff 30029 LCN LCN clamp-K3,
If the PC coupler LCN-PK in the distribution can not be installed or should this terminal block (3-pole) is the service friendly alternative. On 1TE the necessary lines L", "N" and "D (data) are ...

Lieske Part No.: 467319
Mfg Part No: 30029
Type: LCN K3
25,29 EUR
Issendorff 30029 plus VAT
≈ £21.88  |  ≈ $28.98
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30030 LCN LCN C2GR base load module for the flush-mounted box Issendorff LCN C2GR 30030Issendorff 30030 LCN LCN C2GR base load module for the flush-mounted box
This auxiliary module has two separate basic load modules that can be connected in parallel if required (double load). Applications are Glimmlämpchen support from key converter LCN TU4R and special ...

Lieske Part No.: 982084
Mfg Part No: 30030
Type: LCN C2GR
12,15 EUR
Issendorff 30030 plus VAT
≈ £10.51  |  ≈ $13.92
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30031 LCN LCN FI1 noise filter, Issendorff LCN FI1 30031Issendorff 30031 LCN LCN FI1 noise filter,
The resulting dimming and motor operation Interferences must be minimized according to the CE and VDE in order not to contaminate the mains. This is possible with this filter, which is only required ...

Lieske Part No.: 119630
Mfg Part No: 30031
Type: LCN FI1
21,71 EUR
Issendorff 30031 plus VAT
≈ £18.78  |  ≈ $24.88
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30034 LCN BU4L Univ. buttons/binary sensor 4x 6-24V DIN rail I-connection Issendorff LCN - BU4L 30034Issendorff 30034 LCN BU4L Univ. buttons/binary sensor 4x 6-24V DIN rail I-connection
4-way button/binary/alarm sensor & S0 interface 4x 6-24V

Lieske Part No.: 682394
Mfg Part No: 30034
Type: LCN - BU4L
74,63 EUR
Issendorff 30034 plus VAT
≈ £64.55  |  ≈ $85.53
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30039 LCN TU4C Capacitive button sensor 4-fold incl.4 sensor surfaces Issendorff LCN - TU4C 30039Issendorff 30039 LCN TU4C Capacitive button sensor 4-fold incl.4 sensor surfaces
Capacitive button sensor 4-way including 4 sensor surfaces

Lieske Part No.: 680408
Mfg Part No: 30039
Type: LCN - TU4C
121,54 EUR
Issendorff 30039 plus VAT
≈ £105.13  |  ≈ $139.28
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30040 RT LCN IR transmitter remote control, Issendorff LCN RT 30040Issendorff 30040 RT LCN IR transmitter remote control,
This little remote control transmitter (remote transmitter) is very sturdy and fits in your pocket, to any keychain. The four direct-to-use buttons are labeled with standard symbols (up, down, light ...

Lieske Part No.: 753661
Mfg Part No: 30040
Type: LCN RT
48,50 EUR
Issendorff 30040 plus VAT
≈ £41.95  |  ≈ $55.58
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30041 LCN T8 Tastumsetzer, Issendorff LCN T8 30041Issendorff 30041 LCN T8 Tastumsetzer,
This small module is typically placed with a LCN-UPP in the flush box and allows direct connection of up to eight conventional push buttons that are mounted in close proximity (not renewable). The ...

Lieske Part No.: 140929
Mfg Part No: 30041
Type: LCN T8
17,31 EUR
Issendorff 30041 plus VAT
≈ £14.97  |  ≈ $19.84
plus delivery charges: 53,00 €
Delivery time from supplier's stock (ca.) 2 workdaysinfo_outline
Issendorff 30042 LCN LL-2 core cable 500 m drum, LCN-LK 500M Issendorff 30042Issendorff 30042 LCN LL-2 core cable 500 m drum, LCN-LK 500M
Duplex optical fiber to connect two LCN-LLK

Type: LCN-LK 500M
Quantity: 1 unit.

Lieske Part No.: 270753
Mfg Part No: 30042
2.020,52 EUR
Issendorff 30042 plus VAT
≈ £1,747.75  |  ≈ $2,315.52
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30043 LCN LCN black glass keypad GT12B, 12LEDs, bar graph Issendorff LCN - GT12B 30043Issendorff 30043 LCN LCN black glass keypad GT12B, 12LEDs, bar graph
Glass keypad, black, with 12 keys, 12 LEDs, bar graph, integrated TS

Lieske Part No.: 274547
Mfg Part No: 30043
Type: LCN - GT12B
197,00 EUR
Issendorff 30043 plus VAT
≈ £170.41  |  ≈ $225.76
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30044 LCN GT12W glass keypad white with 12 buttons 12LEDs Bargraph Issendorff LCN - GT12W 30044Issendorff 30044 LCN GT12W glass keypad white with 12 buttons 12LEDs Bargraph
Glass keypad, white, with 12 keys, 12 LEDs, bar graph, integrated TS

Lieske Part No.: 433038
Mfg Part No: 30044
Type: LCN - GT12W
196,00 EUR
Issendorff 30044 plus VAT
≈ £169.54  |  ≈ $224.62
plus delivery charges: 53,00 €
Delivery time from supplier's stock (ca.) 2 workdaysinfo_outline
Issendorff 30048 LCN LCN C2GH base load module for DIN rail mounting Issendorff 30048Issendorff 30048 LCN LCN C2GH base load module for DIN rail mounting
This auxiliary module has two separate basic load modules that can be connected in parallel if required (double load). Applications are Glimmlämpchen support from key converter LCN TU4H and special ...

Lieske Part No.: 867666
Mfg Part No: 30048
16,97 EUR
Issendorff 30048 plus VAT
≈ £14.68  |  ≈ $19.45
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30049 LCN LL cable 2-core, LCN-LK Issendorff 30049Issendorff 30049 LCN LL cable 2-core, LCN-LK
Duplex fiber optic to connect two LCN LLK Type: LCN-LK item:
ST.

Lieske Part No.: 531405
Mfg Part No: 30049
4,49 EUR
Issendorff 30049 plus VAT
≈ £3.88  |  ≈ $5.15
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
Issendorff 30055 LCN LCN-binary converter keys BT4H, for I port Issendorff LCN - BT4H 30055Issendorff 30055 LCN LCN-binary converter keys BT4H, for I port
4-way button/binary sensor 230V for DIN rail, for I-connection

Lieske Part No.: 244185
Mfg Part No: 30055
Type: LCN - BT4H
57,91 EUR
Issendorff 30055 plus VAT
≈ £50.09  |  ≈ $66.36
plus delivery charges: 53,00 €
Delivery time from supplier's stock (ca.) 2 workdaysinfo_outline
Issendorff 30056 LCN buttons converter / Binäreinngang BT4R, flush-mounted box, I-Conn. LCN BT4R Issendorff LCN - BT4R 30056Issendorff 30056 LCN buttons converter / Binäreinngang BT4R, flush-mounted box, I-Conn. LCN BT4R
Button converter / binary input, 4x 230V, flush-mounted box, for the I connection

Lieske Part No.: 538157
Mfg Part No: 30056
Type: LCN - BT4R
46,93 EUR
Issendorff 30056 plus VAT
≈ £40.59  |  ≈ $53.78
plus delivery charges: 53,00 €
Delivery time on requestinfo_outline
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