Quick OSP Kit Bi-Thermostatic 15A 270MM BX/B3/B0

The Quick OSP Bi-Thermostat Kit (15A, 270 mm) is a genuine replacement thermostat designed for Quick / Sigmar marine water heaters in the BX, B3, or B0 series. The kit restores safe and efficient temperature control, ensuring your onboard hot water system operates reliably under normal and high-demand conditions. The dual thermostat design provides both main heating regulation and safety cutoff protection, helping prevent overheating while complying with marine safety standards.

With a 270 mm length rating and 15-amp capacity, this bi-thermostat kit is optimized for common marine boiler configurations. Supplied as a complete kit, it includes the thermostatic element and associated sealing elements for direct replacement in existing boiler housing designs. When your original thermostat has failed, this OSP kit offers a practical, reliable solution to reinstate proper boiler function without needing a full unit replacement.

Features

• Dual-function bi-thermostat: main control + safety cut-off
• Rated at 15 A, supporting typical marine boiler power circuits
• Length of 270 mm, matching Quick’s BX / B3 / B0 boiler compatibility
• OEM Quick spare part (FVSLTB152700A00) for direct replacement
• Supplied with the necessary gasket/sealing interface for installation
• Designed to operate reliably in marine temperature ranges and system pressures
• Compact design suitable for integration into existing boiler setups

Specifications

• Current Rating: 15 A DC / AC
• Length: 270 mm
• 15 amp
• Adjustable temperature
• Part / Model: FVSLTB152700A00
• Compatibility: BX, B3, B0 boiler series
• Function: Main thermostat + safety cutoff
• Application: Replacement thermostat for Quick marine water heaters