Elevator Parts for LG-SIGMA
Elevator Parts for LG-SIGMA Supplier & OEM-Compatible Replacement Components
Direct-fit mechanical and electrical replacement parts for LG-SIGMA Di1, Di2, Di300, DSS, Muse, Iris, DS-4, and DPM elevator systems. Supply includes main control boards, inverter drive modules, door operators, traction sheaves, and signal fixtures verified for field compatibility.
Sourcing replacement parts for LG-SIGMA elevators requires exact matching of board revision codes, software versions, and communication protocols. We manufacture and stock replacement parts that match original pin layouts and mounting dimensions. This eliminates the need for field rewiring and reduces elevator downtime during maintenance or system upgrades.
Elevator Parts by Brand
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LG-SIGMA |
DOC, GC300, LHB, and HPM series boards, SV-INV drives, PM door operators, and traction sheaves. |
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Hyundai |
OPB, HIVAC, STVF-MAIN, HCB, and HHT series boards, PM door drives, and gearless traction sheaves. |
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Mitsubishi |
P1, DOR, KCD, KCE, and SP-VF series boards, PM door drives, and gearless traction sheaves. |
|
OTIS |
GECB, LCB2, TCBC boards, ReGen drives, DO2000 door operators, and polyurethane flat belts. |
|
KONE |
LCE CPU, OPT, OPT7 boards, KDM and V3F drives, MX06, MX10, MX18 sheaves, and AMD door drives. |
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Schindler |
Smart MRL, 3300, 5500, Bionic 5 mainboards, and VAR15 door operators. |
|
ThyssenKrupp (TK Elevator) |
TAC32, CPI, Euro-Direct drives, and door interlocks. |
Specifications, MOQ & Lead Time
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Parameter Category |
Technical Specifications & Order Terms |
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Minimum Order Quantity (MOQ) |
1 piece: Control boards, drives, door operators, sheaves |
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Operating Voltage |
Main Power: AC 220V / 380V / 400V / 415V, 50/60 Hz |
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Sheave Material Grade |
QT500-7 ductile iron with induction-hardened grooves; rated hardness HB 210–250 |
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Enclosure Protection Rating |
IP20: Control boards |
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Standard Lead Time |
24–48 hours: In-stock electronic boards, rollers, and sensors |
Control Boards & Inverter Drive Modules
Main logic boards including DOC-100, DOC-120, DOC-130, GC300, and LHB-100 series with pre-configured software settings.
VVVF drive modules and inverter gate drive boards for SV-INV and Di series with built-in heat sinks.
Power supply boards, brake control boards, and load-weighing sensor interface units.
Door Operator & Landing Hardware
PM and AC door operator control boards including HPM-100, HPM-200, and S-DOP door controllers.
Hanger rollers, eccentric locks, belt tracks, and door vane assemblies.
Infrared light curtains with 154-beam matrix and light filter circuits.
Traction Machines & Sheaves
Cast-iron and ductile-iron traction sheaves for LG-SIGMA PM gearless and geared machines.
Hardened groove surfaces rated HB 210-250 for 8mm, 10mm, and 12mm steel wire ropes.
Electromagnetic brake solenoids, brake shoe linings, and encoder interface units.
Signal Fixtures & Shaft Sensors
Car Operating Panels (COP) and Landing Operating Panels (LOP) using LG-SIGMA serial communication protocols.
Position indicators including Dot-Matrix, LCD, and TFT displays matching original faceplate cutouts.
Levelling sensors, reed switches, limit switches, and traveling cable bundles.
Safety Devices & Mechanical Hardware
Progressive safety gears, speed governors, and oil buffers compliant with EN81 and ASME codes.
Guide shoes, sliding inserts, counterweight frames, and compensation chains.
Di Series Serial Control System Overlay Replaces older Di1, Di2, or relay control cabinets with updated serial control systems. Retains original hoistways, guide rails, and car frames. Reduces installation time by using pre-labeled terminal interface boards.
PM Door Operator Conversion Package Upgrades older AC door operators to VVVF Permanent Magnet Synchronous Motor (PMSM) door drive systems. Includes pre-drilled brackets made to fit original LG-SIGMA door headers.
Traction Machine & Sheave Retrofit Direct replacement of worn traction sheaves or full conversion to compact gearless PMSM driving machines. Reduces operating noise and extends wire rope service life.
LG-SIGMA Part Number or board code such as DOC-100, DOC-130, GC300, or HPM-100.
Sheave Specifications: Pitch diameter, number of grooves, rope diameter, and shaft bore dimensions.
Drive Rating: KW rating, input AC voltage, and encoder type such as Incremental or Absolute.
Door Operator Type: PM or AC motor drive, opening width, and door operator model code.
Our engineering team checks wiring pinouts, software jumpers, and mounting sizes before dispatch.
Quality Control & Testing
Automated Optical Inspection (AOI)
Circuit boards undergo 100 percent AOI testing followed by functional circuit testing.
Thermal Load Testing
Microboards and inverter drive modules undergo a 24-hour continuous test under full electrical load.
Dynamic Sheave Balancing
Traction sheaves undergo static and dynamic balance testing according to ISO 1940 G2.5 standards.
Pinout & Protocol Verification
Every replacement board is checked against LG-SIGMA original pin definitions and serial signal rules.
Packaging, Delivery & After-Sales
Packaging: Anti-static ESD shielding bags for electronic boards; export plywood cases with internal foam protection for sheaves, drives, and door operators.
Shipping Options: Express air delivery via DHL, FedEx, or UPS for urgent elevator repairs; ocean freight in FCL or LCL for bulk orders.
Technical Documents: Shipment includes wiring connection diagrams, DIP switch setup guides, and parameter mapping sheets.
Warranty: 12 months for electronic circuit boards; 18 months for mechanical sheaves and driving machinery.
Certificate
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