Products tagged with 'honeywell l641b1004'

The Honeywell Low‑Limit Pipe Thermostat L641B1004 is a compact, surface‑mounted thermostat designed for pumped central‑heating systems, offering a temperature range of approx. 10 °C–40 °C to protect pipework against under‑heating or frost. Its bi‑metal strip sensor and tamper‑proof adjustment make it a reliable choice for installers needing effective low‑limit control.