The Siemens 5TT3800 is a remote control switch, listed under Circuit Breaker Accessories. It's a panel-mount relay-style switch for switching loads remotely — think lighting contactor or motor control in a distribution board. At 0.15 kg, it's a light part; no crane needed, fits in a service van easily.
This is a Siemens-branded remote control switch, part of the Relays & Sockets subcategory under Circuit Breakers, Fuses & Protection. It's designed for industrial control panels, lighting contactor banks, and motor starter auxiliaries where you need remote on/off switching via a low-voltage signal.
What's in the box
The part weighs 0.15 kg — light enough for a single-handed swap in the field. No special handling, no heavy lifting. Just a remote control switch, ready to wire in.