



Technical Specifications
Product Name: Membrane Keypad for Siemens KTP400 Basic Mono HMI Panel
Compatible Model: Siemens 6AV6647-0AA11-3AX0 and similar KTP400 Basic Mono variants
Overlay Material: Industrial-grade PET (polyester) film with anti-glare finish
Key Type: Tactile membrane switches with metal dome construction
Tactile Response: Crisp, consistent keypress feedback
Adhesive: High-strength industrial adhesive (3M-grade or equivalent)
Label Printing: UV-resistant, abrasion-proof legends and symbols
Environmental Resistance:
Water & Dust: Supports up to IP65 (front side when installed properly)
Chemical Resistance: Resists oils, cleaning agents, and solvents
UV Resistance: Fade-proof even under harsh lighting
Operating Temperature: -20°C to +70°C
Storage Temperature: -30°C to +80°C