MMLB01 (MLBL-01 Series) Product Specification (English Version) 1. Product Overview Model: MMLB01 (Standard: MLBL-01)Brand: ABBProduct Type: Modular Integrated LED Indicator BlockProduct ID: 1SFA611621Rxxxx (Suffix indicates color/mounting)MMLB01 (officially designated MLBL-01 by ABB) is a core lighting component in ABB's modular pushbutton and control assembly series. Designed for industrial control panels, it provides high-brightness, long-life status indication. Featuring an all-in-one integrated LED design (no bulb replacement required), it offers maintenance-free, high-reliability, and quick-installation characteristics, fully compatible with ABB's main pushbutton, selector switch, and emergency stop components. 2. Core Functions Status Indication: Provides clear, high-visibility LED illumination for indicating equipment run, standby, alarm, or switch status. Maintenance-Free Design: High-reliability integrated LED source, eliminating traditional bulb failure issues—lifetime no replacement needed. Modular Compatibility: Standard modular structure, directly combinable with ABB MP, MSS, MPET series pushbutton/switch components. Quick Installation: Tool-free snap-in mounting, supports front/rear mounting, fits 22mm/30mm standard control cutouts. Self-Cleaning Contacts: Internal self-cleaning connection contacts ensure long-term stable electrical connection and reduce failures. Polarity Adaptive: AC/DC universal input, no polarity distinction, simple wiring.

3. Technical Specifications 3.1 Electrical Parameters Rated Operating Voltage: 24V AC/DC (Universal) Rated Current: 9.2mA LED Color: Green (G), Red (R), Blue (L), White (BW) Light Source: High-brightness integrated LED Connection: Screw clamp terminal Wire Range: 0.75~2.5mm² (with insulated ferrule) Protection Rating: IP20 (terminal side) Isolation: Electrical isolation between channels, compliant with industrial safety standards 3.2 Physical & Environmental Parameters Dimensions: 44mm × 35mm × 10mm Weight: Approx. 0.01kg Mounting: Front mounting / Rear mounting (optional) Operating Temperature: -25℃ ~ +70℃ Storage Temperature: -40℃ ~ +85℃ Relative Humidity: 5%~95%RH (Non-condensing) Mechanical Life: ≥1,000,000 assembly cycles LED Life: ≥50,000 hours 3.3 Compatibility & Certification Compatible Components: MP series pushbuttons, MPD series illuminated pushbuttons M2SS/M3SS series selector switches MPET series emergency stops, KP series pushbuttons MPM, MPMT, MPEP modular assemblies Certifications: CE, UL, RoHS compliant

4. Product Features Ultimate Reliability: Industrial-grade design, resistant to vibration and electromagnetic interference, adapts to extreme temperature environments. Extra Long Life: Solid-state LED source, far outlasts traditional bulbs, drastically reducing maintenance costs. Flexible Combination: Full modular series, freely combinable with different operating heads and function modules. High Efficiency & Energy Saving: Ultra-low power consumption, eco-friendly, suitable for continuous energized operation. Easy Maintenance: Supports online replacement without disassembling entire pushbutton assembly. 5. Applications Industrial Automation: Equipment start/stop, running status, fault alarm indication Power Control: Switchgear, control cabinet, PLC system status display Rail Transit: Train console, signaling equipment status indication Machine Building: Machine tool, production line, automated line operation panels Building Automation: HVAC, fire, security system status monitoring 6. Ordering Information Standard Models: MLBL-01G (Green, front mount) MLBL-01R (Red, front mount) MLBL-01L (Blue, front mount) MLBL-01BW (White, rear mount) Packaging: Individual anti-static package Warranty: 12 Months (New Original) Lead Time: 3-5 Days (Regular stock)