Siemens 6ES7291-1AB30-0XA0 Front Flap

Replacement Front Cover for S7-1200 Controllers

This front flap serves as a direct replacement for damaged or missing CPU covers. It protects the CPU’s memory card slot and mode selector from dust. Many users keep this spare part for quick maintenance and repair needs. The flap matches the original Siemens part in form and function.

Technical Specifications

Parameter	Specification
Model	6ES7291-1AB30-0XA0
Product Type	Front flap / front door
Compatibility	SIMATIC S7-1200 CPUs (all models)
Material	Flame-retardant thermoplastic (UL 94 V-0)
Dimensions	75 mm × 40 mm × 10 mm (W × H × D)
Weight	0.02 kg
Color	Light gray (RAL 7035)
Included Components	Front flap with integrated hinge pins
Mounting Type	Snap-on (tool-free)
Operating Temperature	-20°C to +70°C
Storage Temperature	-40°C to +85°C
Protection Improvement	IP20 (when closed)
Certifications	CE, UL, cULus

Design and Compatibility

This front flap fits all S7-1200 CPU models without modification. The design matches original Siemens parts for perfect alignment. It covers the memory card slot and mode selector switch. Users replace damaged flaps to restore full protection.

Material Properties and Durability

The flap uses flame-retardant thermoplastic with UL 94 V-0 rating. This material resists impacts and wear from regular operation. The light gray color matches standard S7-1200 housings. The plastic maintains its shape across the full temperature range.

Installation and Replacement

Snap-on mounting requires no tools or special equipment. Users simply press the flap into the hinge positions. Removal takes only seconds for memory card access. This ease of replacement minimizes maintenance downtime.

Protective Function and Benefits

The closed flap prevents dust ingress to the CPU front panel. It protects the mode switch from accidental operation. The cover guards the memory card against physical damage. This protection maintains CPU reliability and performance.

Certifications and Quality Standards

The 6ES7291-1AB30-0XA0 holds CE, UL, and cULus certifications. These approvals confirm material safety and compliance. Each part undergoes quality inspection before packaging. This ensures dimensional accuracy and proper fit.