This high-quality waterproof thermosensitive switch with part number 1315-01274 features a unique triangular design and is available at factory direct pricing. Specifically developed for various bus applications including coaches, city buses, passenger buses, and electric buses, this component serves as a core temperature control and protection element in bus electrical systems, engine cooling systems, air conditioning systems, and fire prevention warning systems.

• Fixed part number 1315-01274 for precise matching
• Triangular structural design for optimized space and stability
• Excellent waterproof performance for harsh environments
• High temperature control precision with ±2~±10℃ accuracy
• Factory direct pricing for cost-effective procurement
• Wide bus applicability across major brands and models
• Stable performance and long service life (≥100,000 cycles)
• Easy installation with direct replacement capability
• Strong durability in demanding bus operating conditions

The switch operates on the bimetallic strip sensing principle, automatically opening or closing contacts based on temperature changes. Installation requires simple direct replacement: clean the installation surface, align with mounting holes, secure with bolts, ensure waterproof seal contact, and verify proper temperature sensing end attachment to the controlled component.

Each unit undergoes rigorous factory testing including dimensional accuracy, temperature control precision, waterproof performance, electrical performance, service life, and insulation strength tests. All switches are 100% brand new with intact structure, smooth shell surfaces, and fully functional waterproof sealing rings, complying with national automotive electrical safety standards.