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The GD 335-S has the same features as the GD 335 with transistor output and can be directly connected to a control panel via the junction box JB 103-4. The detector has a coiled cable with modular connector that plugs into the junction box JB 103-4, which allows it to be quickly and easily disconnected from the detector loop when, for example, cleaning windows.
For laminated glass use GD 475.