+371 22 084 444
[email protected]
Login
English
Russian
Lithuanian
Latvian
Estonian
Catalog
Catalog
Automatics and control
Breakers and DIN modular devices
Accessories (Automatics & control)
Control devices, buttons
Control gear
Electric meters
Fuses
Optical (light) and acoustic (sound) signaling devices
Relays
Sensors
Switch Disconnectors
Cables and wires
Telecommunication cables and wires
Fireproof cables
Power cables
Installation
Alarm and security systems
Cable bearing systems
Cable connectors
E-mobility
Fixings
Installation pipes
Tools, measuring instruments and protection
Cable inlet
Data and telecommunication
Electric box (breaker panel)
Industrial connections and blocks
Installation boxes
Lighting protection
Mounting materials
Power supply elements and devices, reactive power compensation
LED lighting
LED Capsule bulbs
LED Lamps
LED Spotlight bulbs
LED Tubes
LED Compact Fluorescent bulbs
LED Gas Discharge Lamps
Other LED bulbs
Smart LED
Lamps
CFL Bulbs
Fluorescent Tubes
Gas Discharge Lamps
Halogen Bulbs
Special Lamps
Incandescent Bulbs
Lighting accessories
Lighting transformers, ballasts
Capacitors
Controllers for luminaires
Lamp holders
Luminaire accessories
Starters for lighting
Luminaires
Emergency luminaires and accessories
Explosion proof luminaires
Flashlights, batteries and acessories
Industrial lights
LED Panels and accessories
LED strips, modules, profiles and accessories
Linear and modular luminaires
Street and park luminaires
Track lights and accessories
Built-in mounting lamps
Ceiling mounting lamps
Festive lightings
Floor lamps
In-ground luminaires
Machine and work bench luminaire
Pendant lights
Recessed lights
Surface mounting lamps
Table lamps
Wall mounting lamps
Renewable energy
Battery inverter
DC/AC grid inverter
Energy storage system
Photovoltaic DC Stringbox
Photovoltaics data logger
Photovoltaics module
Renewable energy accessories
Switches and sockets
Accessories (switches & sockets)
Control devices for switches and sockets
Frames for switches and sockets
Plugs
Sockets
Switches
Ventilators, pumps and gate operators
Accessories (ventilators, pumps and gate operators)
Air freshener
Air inlet/extraction units
Boilers and heaters
Cooling systems
Distributors
Fans
Filters/separators
Fittings for doors and gates
Heating appliances
Industrial fans
Trace heating cables and electric surface heating
Ventilation and air conditioning systems
SALE
All Brands
All Categories
Automatics and control
Show All
Breakers and DIN modular devices
Accessories (Automatics & control)
Control devices, buttons
Control gear
Electric meters
Fuses
Optical (light) and acoustic (sound) signaling devices
Relays
Sensors
Switch Disconnectors
Cables and wires
Show All
Telecommunication cables and wires
Fireproof cables
Power cables
Installation
Show All
Alarm and security systems
Cable bearing systems
Cable connectors
E-mobility
Fixings
Installation pipes
Tools, measuring instruments and protection
Cable inlet
Data and telecommunication
Electric box (breaker panel)
Industrial connections and blocks
Installation boxes
Lighting protection
Mounting materials
Power supply elements and devices, reactive power compensation
LED lighting
Show All
LED Capsule bulbs
LED Lamps
LED Spotlight bulbs
LED Tubes
LED Compact Fluorescent bulbs
LED Gas Discharge Lamps
Other LED bulbs
Smart LED
Lamps
Show All
CFL Bulbs
Fluorescent Tubes
Gas Discharge Lamps
Halogen Bulbs
Special Lamps
Incandescent Bulbs
Lighting accessories
Show All
Lighting transformers, ballasts
Capacitors
Controllers for luminaires
Lamp holders
Luminaire accessories
Starters for lighting
Luminaires
Show All
Emergency luminaires and accessories
Explosion proof luminaires
Flashlights, batteries and acessories
Industrial lights
LED Panels and accessories
LED strips, modules, profiles and accessories
Linear and modular luminaires
Street and park luminaires
Track lights and accessories
Built-in mounting lamps
Ceiling mounting lamps
Festive lightings
Floor lamps
In-ground luminaires
Machine and work bench luminaire
Pendant lights
Recessed lights
Surface mounting lamps
Table lamps
Wall mounting lamps
Renewable energy
Show All
Battery inverter
DC/AC grid inverter
Energy storage system
Photovoltaic DC Stringbox
Photovoltaics data logger
Photovoltaics module
Renewable energy accessories
Switches and sockets
Show All
Accessories (switches & sockets)
Control devices for switches and sockets
Frames for switches and sockets
Plugs
Sockets
Switches
Ventilators, pumps and gate operators
Show All
Accessories (ventilators, pumps and gate operators)
Air freshener
Air inlet/extraction units
Boilers and heaters
Cooling systems
Distributors
Fans
Filters/separators
Fittings for doors and gates
Heating appliances
Industrial fans
Trace heating cables and electric surface heating
Ventilation and air conditioning systems
SALE
Fast order
My Account
Sign Up
Sign In
Language
Русский
Lietuvių
Latviešu
Eesti
Cart (0)
Automatics and control
Cables and wires
Installation
LED lighting
Lamps
Lighting accessories
Luminaires
Renewable energy
Switches and sockets
SALE
Sign in
Don’t have account?
Create account
Email
Password
Remember me
Forgot your password?
Sign in
Register to unlock your exclusive B2B prices and start shopping.
Sign up now!
Home
Installation
Page 927
Installation - Page 927
Filters
Reset filters
Categories
Installation boxes
Cable inlet
Fixings
Mounting materials
Cable connectors
Installation pipes
Cable bearing systems
Alarm and security systems
Electric box (breaker panel)
Industrial connections and blocks
Tools, measuring instruments and protection
Lighting protection
Power supply elements and devices, reactive power compensation
Data and telecommunication
E-mobility
Apply
In-stock only
60
120
240
Stock: lowest
Stock: highest
Filters and sorting
Siemens
SIVACON, trim strip, W: 800 mm, abo...
67,21 €
per pcs
This price is valid until 24.12.24
EAN:
4001869485768
MPN:
8MF1080-2CD10
Box: 1
Siemens
SIVACON S4 masking frame c/b pivote...
192,24 €
per pcs
This price is valid until 24.12.24
EAN:
4042948161289
MPN:
8PQ2000-6BA02
Box: 1
Siemens
SIVACON S4 cover 3NJ4, H: 800mm W: 800mm
89,83 €
per pcs
This price is valid until 24.12.24
EAN:
4042948173978
MPN:
8PQ2000-8BA06
Box: 1
Siemens
SIVACON, trim strip, W: 800 mm, abo...
67,21 €
per pcs
This price is valid until 24.12.24
EAN:
4001869485911
MPN:
8MF1080-2CD17
Box: 1
Siemens
SIVACON S4 head comp. cvr IP40, H: 225mm W: 800mm
70,66 €
per pcs
This price is valid until 24.12.24
EAN:
4042948171103
MPN:
8PQ2022-8BA01
Box: 1
Siemens
SIVACON, trim strip, W: 600 mm, abo...
62,43 €
per pcs
This price is valid until 24.12.24
EAN:
4001869485751
MPN:
8MF1060-2CD10
Box: 1
Siemens
SIVACON S4 cover, H: 650mm W: 600mm
50,56 €
per pcs
This price is valid until 24.12.24
EAN:
4042948171202
MPN:
8PQ2065-6BA01
Box: 1
Siemens
SIVACON S4 frame paneling IP30 W: 600mm
165,79 €
per pcs
This price is valid until 24.12.24
EAN:
4042948164150
MPN:
8PQ2197-6BA11
Box: 1
Siemens
SIVACON S4 cover 3VL4 up to 400A 3-...
109,63 €
per pcs
This price is valid until 24.12.24
EAN:
4042948172568
MPN:
8PQ2040-6BA07
Box: 1
Siemens
SIVACON S4 cover, H: 250mm W: 800mm
38,83 €
per pcs
This price is valid until 24.12.24
EAN:
4042948166765
MPN:
8PQ2025-8BA01
Box: 1
Siemens
SIVACON S4 head comp. cvr IP40, H: 225mm W: 400mm
60,90 €
per pcs
This price is valid until 24.12.24
EAN:
4042948178836
MPN:
8PQ2022-4BA01
Box: 1
Siemens
ALPHA DIN, Circuit diagram pocket, ...
23,85 €
per pcs
This price is valid until 24.12.24
EAN:
4001869262574
MPN:
8GK9910-0KK22
Box: 1
Siemens
Cable routing bracket 80x 40 mm
126,25 €
per pcs
This price is valid until 24.12.24
EAN:
4025515208495
MPN:
8MF4431
Box: 1
Siemens
ALPHA, Standard locking devices, made of plastic
14,80 €
per pcs
This price is valid until 31.12.24
EAN:
4001869324456
MPN:
8GK9560-0KK04
Box: 1
Siemens
SIVACON, swing frame, for the insta...
390,29 €
per pcs
This price is valid until 24.12.24
EAN:
4001869492544
MPN:
8MF1000-2AR02-2
Box: 1
Siemens
SIVACON, base, with cable gland, IP...
104,04 €
per pcs
This price is valid until 24.12.24
EAN:
4001869486475
MPN:
8MF1004-2UB32-0
Box: 1
Siemens
SIVACON, mounting plate, for cabine...
321,88 €
per pcs
This price is valid until 24.12.24
EAN:
4001869491912
MPN:
8MF1020-2AL13-0
Box: 1
Siemens
Filter fan, Extract: W: 292 mm, H: ...
421,50 €
per pcs
This price is valid until 31.12.24
EAN:
4042948185872
MPN:
8MR6523-5LV80
Box: 1
Siemens
Outlet filter, Extract: W: 191 mm, ...
85,05 €
per pcs
This price is valid until 31.12.24
EAN:
4042948185919
MPN:
8MR6500-5GV67
Box: 1
Siemens
Filter fan, Extract: W: 223 mm, H: ...
190,64 €
per pcs
This price is valid until 24.12.24
EAN:
4042948185612
MPN:
8MR6423-5LV41
Box: 1
Siemens
Roof fan, Extract: W: 292 mm, H: 29...
295,50 €
per pcs
This price is valid until 31.12.24
EAN:
4001869503158
MPN:
8MR6423-5VL64
Box: 1
Siemens
Filter fan, Extract: W: 223 mm, H: ...
163,50 €
per pcs
This price is valid until 31.12.24
EAN:
4042948185575
MPN:
8MR6423-5LV45
Box: 1
Siemens
Heater 120-240 V, 100 W; HG140
88,95 €
This price is valid until 31.12.24
EAN:
4019169672658
MPN:
8MR2130-0A
Box: 1
Siemens
heater 120-240 V, 30 W; HG140
55,50 €
per pcs
This price is valid until 31.12.24
Subtotal:
111,00 €
MOQ:
2
EAN:
4019169672672
MPN:
8MR2130-3A
Package: 1
Box: 2
Siemens
fan heater, with fan 230V, 300 W; HVL031 03114.0-00
226,50 €
per pcs
This price is valid until 31.12.24
EAN:
4019169672795
MPN:
8MR2140-3B
Box: 1
Siemens
heater 120-240V, 45W; HG140
58,80 €
per pcs
This price is valid until 31.12.24
EAN:
4019169672689
MPN:
8MR2130-4A
Box: 1
Siemens
heater 120-240 V, 15W; HG140
53,10 €
per pcs
This price is valid until 31.12.24
Subtotal:
106,20 €
MOQ:
2
EAN:
4019169672665
MPN:
8MR2130-1A
Package: 1
Box: 2
Siemens
compact fan heater 230V, 400W (UL approved)
170,21 €
per pcs
This price is valid until 24.12.24
EAN:
4019169686471
MPN:
8MR2122-8A
Box: 1
Siemens
Semiconductor Heater HG140 12-30 V AC/DC, 45 W
71,25 €
per pcs
This price is valid until 31.12.24
EAN:
4001869475271
MPN:
8MR2130-4BA
Box: 1
Siemens
Heater 120-240 V, 75W; HG140
85,35 €
per pcs
This price is valid until 31.12.24
EAN:
4019169672719
MPN:
8MR2130-7A
Box: 1
Siemens
compact fan heater HGL 046 24V, 250 W
183,00 €
per pcs
This price is valid until 31.12.24
EAN:
4019169686501
MPN:
8MR2122-4AB
Box: 1
Siemens
120-240V, 100WATTS, 15DEGR. CSF060, 06011.0-00,
106,80 €
This price is valid until 31.12.24
EAN:
4019169675079
MPN:
8MR2132-0A
Box: 1
Siemens
Semiconductor heater unit CSL 028 2...
129,75 €
per pcs
This price is valid until 31.12.24
EAN:
4001869475318
MPN:
8MR2150-5A
Box: 1
Siemens
Accessory LED lamp 025 DC socket fo...
8,69 €
per pcs
This price is valid until 31.12.24
Subtotal:
43,45 €
MOQ:
5
EAN:
4001869475578
MPN:
8MR2210-3A
Package: 1
Box: 5
Siemens
SlimLine lamp with On/Off switch SL...
113,10 €
per pcs
This price is valid until 31.12.24
EAN:
4019169686815
MPN:
8MF5900-2A
Box: 1
Siemens
BD01-AK02X-IP55 UPGRADING IP55 TAP-OFF UNIT
24,87 €
per pcs
This price is valid until 24.12.24
EAN:
4019169805445
MPN:
BVP:610366
Box: 1
Siemens
Accessory LED lamp 025 AC connectin...
17,40 €
per pcs
This price is valid until 31.12.24
EAN:
4001869475592
MPN:
8MR2210-1B
Box: 1
Siemens
BD01-160-KB TERMINAL BLOCK 160A
26,95 €
per pcs
This price is valid until 24.12.24
EAN:
4019169742603
MPN:
BVP:201967
Box: 1
Siemens
BD01-EF END FLANGE
25,50 €
per pcs
This price is valid until 24.12.24
EAN:
4019169816816
MPN:
BVP:611071
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
145,80 €
per pcs
This price is valid until 31.12.24
EAN:
4001869900957
MPN:
4AM4042-4TJ10-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
145,80 €
per pcs
This price is valid until 31.12.24
EAN:
4001869901978
MPN:
4AM4042-5AT10-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
145,80 €
per pcs
This price is valid until 31.12.24
EAN:
4001869901770
MPN:
4AM4042-5AJ10-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
155,70 €
per pcs
This price is valid until 31.12.24
EAN:
4001869906645
MPN:
4AM4042-5AT10-0FA1
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
145,80 €
per pcs
This price is valid until 31.12.24
EAN:
4001869902470
MPN:
4AM4042-5AV00-0EA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
145,80 €
per pcs
This price is valid until 31.12.24
EAN:
4001869903200
MPN:
4AM4042-5CT10-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
145,80 €
per pcs
This price is valid until 31.12.24
EAN:
4001869903026
MPN:
4AM4042-5CJ10-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
192,60 €
per pcs
This price is valid until 31.12.24
EAN:
4001869904757
MPN:
4AM4042-8DD40-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
152,10 €
per pcs
This price is valid until 31.12.24
EAN:
4001869902623
MPN:
4AM4042-8JN00-0EA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
167,40 €
per pcs
This price is valid until 31.12.24
EAN:
4001869901169
MPN:
4AM4342-4TT10-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
216,90 €
per pcs
This price is valid until 31.12.24
EAN:
4001869904764
MPN:
4AM4342-8DD40-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
211,50 €
per pcs
This price is valid until 31.12.24
EAN:
4001869904665
MPN:
4AM4342-8DN00-0EA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
189,00 €
per pcs
This price is valid until 31.12.24
EAN:
4001869902739
MPN:
4AM4342-8JD40-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
191,70 €
per pcs
This price is valid until 31.12.24
EAN:
4001869901992
MPN:
4AM4642-5AT10-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
191,70 €
per pcs
This price is valid until 31.12.24
EAN:
4001869903224
MPN:
4AM4642-5CT10-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
245,70 €
per pcs
This price is valid until 31.12.24
EAN:
4001869905204
MPN:
4AM4642-8ED40-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
216,90 €
per pcs
This price is valid until 31.12.24
EAN:
4001869902005
MPN:
4AM4842-5AT10-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
257,40 €
per pcs
This price is valid until 31.12.24
EAN:
4001869904689
MPN:
4AM4842-8DN00-0EA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
241,20 €
per pcs
This price is valid until 31.12.24
EAN:
4001869902753
MPN:
4AM4842-8JD40-0FA0
Box: 1
Siemens
TRANSFORMER SITAS; PHASES:1; PN/PN(...
257,40 €
per pcs
This price is valid until 31.12.24
EAN:
4001869902210
MPN:
4AM5242-5AN00-0EA0
Box: 1
Siemens
SCALANCE XB004-2 unmanaged Industri...
333,66 €
per pcs
This price is valid until 31.12.24
EAN:
4047622286395
MPN:
6GK5004-2BD00-1AB2
Box: 1
1
925
926
927
928
929
5748
ABB Installation
,
EATON Installation
,
LEDVANCE Installation
,
PHILIPS Installation
,
ABL Installation
,
Shada Installation
,
JSL Installation
,
ETI Installation
,
THORGEON Installation
,
Gira Installation
,
Brennenstuhl Installation
,
Jung Installation
,
Mennekes Installation
,
Legrand Installation
,
BTicino Installation
,
KAISER Installation
,
Schneider Electric Installation
,
WAGO Installation
,
Spelsberg Installation
,
SLV Installation
,
SCHRACK Installation
,
Rutenbeck Installation
,
Wera Installation
,
Ensto Installation
,
S&P Installation
,
KOS-COSMO Installation
,
iLight Installation
,
Zext Installation
,
Bemko Installation
,
Cable Installation
,
Haupa Installation
,
TRYTYT Installation
,
ERKO Installation
,
EDM Installation
,
MUNGO Installation
,
RKGS Installation
,
TE Installation
,
NORDLUX Installation
,
KOPOS Installation
,
Torix Installation
,
Mean Well Installation
,
Pawbol Installation
,
Kanlux Installation
,
RADPOL Installation
,
Iek Installation
,
RET Installation
,
MULTUSAN Installation
,
AIRROXY Installation
,
Sunco Installation
,
MARMAT Installation
,
PCE Installation
,
AngelEye Installation
,
LED-POL Installation
,
GEKO Installation
,
Timex Installation
,
TTPlast Installation
,
Fortis Installation
,
LEDS-C4 Installation
,
Weidmüller Installation
,
Elematic Installation
,
Viko by Panasonic Installation
,
Fontini Installation
,
LBV Installation
,
HITACHI Installation
,
Tesatek Installation
,
intelight Installation
,
MALPRO Installation
,
UNI-T Installation
,
Light Tape Installation
,
Orno Installation
,
TESA Installation
,
OBO Bettermann Installation
,
Folsen Installation
,
PROMFACTOR BALTIC Installation
,
ISKRA Installation
,
GUM ILLU Installation
,
Elektro-Plast Installation
,
FAMATEL Installation
,
MOMENT Installation
,
ATRA Installation
,
VGA Installation
,
HLAK Installation
,
Zamel Installation
,
MORA Installation
,
EMOS Installation
,
UNIPRO Installation
,
Pipelife Installation
,
FAR Installation
,
Topex Installation
,
TIBOX Installation
,
Raychem Installation
,
LIPOD Installation
,
Knipex Installation
,
KOE Installation
,
Cynel Installation
,
KCR Installation
,
Baseus Installation
,
SAS Installation
,
Bleispitz Installation
,
Skrab Installation
,
Rothenberger Installation
,
Stanley Installation
,
FINDER Installation
,
KEMPER Installation
,
ERGOM Installation
,
Enko AS Installation
,
SUPERIOR Installation
,
FENIX TRADING Installation
,
ELTAKO Installation
,
RELOAD6 Installation
,
DeWalt Installation
,
PRIME Installation
,
TURBO Installation
,
Wiha Installation
,
ALPEN Installation
,
SUPER-EGO Installation
,
RYOBI Installation
,
XTline Installation
,
Seifert Installation
,
JOKARI Installation
,
NWS Installation
,
Siemens Installation
,
Goobay Installation
,
Benning Installation
,
BMI Installation
,
Curver Installation
,
JOBI Installation
,
HONITON Installation
,
Zhongdi Installation
,
MAGMAWELD Installation
,
YATO Installation
,
PROLINE Installation
,
TWS MICRO Installation
,
Tower Installation
,
Projahn Installation
,
Everest Installation
,
Delog Installation
,
3M Installation
,
BALTPLAST Installation
,
Ce-Tek Installation
,
DIEWE Installation
,
ELETTROCANALI Installation
,
Fluke Installation
,
Hanlong Tool Installation
,
Idealgas Installation
,
KOELNER Installation
,
KYORITSU Installation
,
Markal Installation
,
Onnline Installation
,
PM FLEX Installation
,
Procat Installation
,
PROVIDUS Installation
,
Scame Installation
,
Sormat Installation
,
noname Installation
,
Makita Installation
,
Peha by Honeywell Installation
,
Phoenix Contact Installation
,
AS Schwabe Installation
,
Pokój Installation
,
KSS Installation
,
Beha-Amprobe Installation
,
Hager Installation
,
HENSEL Installation
,
Berker Installation
,
Milwaukee Installation
,
Sofamel Installation
,
Premium Installation
,
BP Installation
,
MINBUD Installation
,
Ambro-sol Installation
,
FoxOutdoor Installation
,
AJAX Installation
,
Nitrylex Installation
,
Theben Installation
,
KATHREIN Installation
,
Rittal Installation
,
Busch-Jaeger Installation
,
Tridonic Installation
,
Morek Installation
,
NETATMO Installation
,
Evopipes Installation
,
F-TRONIC Installation
,
Nowodvorski Installation
,
TE Connectivity Installation
,
BOSTITCH Installation
,
SENCO Installation
,
Dehn Installation
,
NEXTEC Installation
,
Sylvania Installation
,
Spectrum Installation
,
LED2WORK Installation
,
Amphenol Installation
,
Telemecanique Installation
,
Noark Installation
,
GEWISS Installation
,
Kopp Installation
,
LAPP Installation
,
Vimar Installation
,
SIMET Installation
,
HARTING Installation
,
CHINT Installation
,
Socomec Installation
,
RELPOL Installation
,
POLAX Installation
,
Omron Installation
,
Murrelektronik Installation
,
IFM electronic Installation
,
Cabur Installation
,
Allen-Bradley Installation
,
STIEBEL ELTRON Installation
,
SICK Installation
,
Merten by Schneider Electric Installation
,
Siteco Installation
,
Pilz Installation
,
S. Siedle und Söhne Installation
,
METZ CONNECT Installation
,
OSRAM Installation
,
Ideal Lux Installation
,
STAR TRADING Installation
,
Duracell Installation
,
SEZ-CZ Installation
,
Carlo Gavazzi Installation
,
Jacob Installation
,
Dietzel Univolt Installation
,
FESTO Installation
,
Schmersal Installation