Norton Rixson 900-400 4" Extension Rod for Electromagnetic Door Holder/Release Spacer, Sprayed Aluminum

Deliver consistent, reliable door-holding performance in security and access control installations with the Norton Rixson 900-400 4 in extension rod spacer. Designed for use with the 900 series electromagnetic door holder base, this 4 in aluminum spacer creates the correct armature gap to ensure positive magnetic engagement and predictable release every time. The sprayed aluminum finish offers corrosion resistance and a professional appearance that fits commercial and institutional environments.

Manufactured by ASSA ABLOY (Norton Rixson) and finished in sprayed aluminum, the 900-400 spacer simplifies retrofits and new installations by fitting directly to the 900 base and maintaining alignment under repeated use. Lightweight yet durable, it reduces maintenance needs and helps keep security and fire door systems functioning properly—critical for surveillance, monitoring and life-safety applications. Add the Norton Rixson 900-400 spacer to your specification for dependable electromagnetic door holder performance. Order now or contact your supplier to include it in your next security or access control project.

• Ensures reliable door holding and precise armature gap for electromagnetic door holders, improving security and access control performance
• Durable sprayed aluminum finish resists corrosion and blends with commercial hardware finishes for long-lasting, low-maintenance use
• Quick compatibility with Norton Rixson 900 series bases simplifies installation and retrofit work on existing security and fire door systems
• Lightweight aluminum construction reduces strain on mounting hardware while maintaining stable magnetic engagement
• Ideal for security, surveillance and monitoring environments where consistent door release and alignment are critical