Thermal Switch NC 225°C Multicomp Pro
Snap-action thermal switch, NC, 225°C set, 175°C reset. For HVAC, industrial controls. 16A, 250VAC.
The Multicomp Pro MP-33-225/175 is a snap-action thermostat switch designed to regulate system temperatures by sensing changes at 225°C. This normally closed (NC) switch activates or deactivates heating and cooling systems to maintain desired temperature levels in a variety of applications.
With a robust construction featuring AgNi/Cu contacts, a brass stationary arm, and a PF case, this thermostat ensures reliable performance and durability. The switch operates at 250V and 10A, offers a maximum resistance of 50mΩ between terminals, and an insulation resistance of at least 100MΩ. It is certified to multiple standards, including EN60730-1 and EN60730-2-9, and has a maximum ambient temperature of 170°C.
Key Features:
- Snap-action operation for precise temperature control
- Normally closed contact, automatic reset
- Set temperature: 225°C ±10°C, reset at 175°C ±15°C
- Contact rating: 16A to 250VAC
- Quick connect terminals and flange mount for secure installation
- Compact dimensions: 33mm x 22mm x 2mm
This thermostat switch is suitable for temperature controllers, industrial automation, and HVAC systems. Each purchase includes one thermostat switch.
- Temperature controllers
- Industrial automation
- Process control systems
- HVAC systems
- Switch Type: Normally Closed (N/C)
- Automatic Reset: Yes
- Set Temperature: 225°C ±10°C
- Reset Temperature: 175°C ±15°C
- Contact Rating: 16A to 250VAC
- Resistance between terminals: maximum 50mΩ at DC5V/0.25A
- Insulation resistance: minimum 100MΩ at DC500V between terminals and cap
- Dielectric strength: 1500VAC at 1 minute between terminals and cap without breakdown
- Maximum ambient temperature: 170°C
- Contact Material: AgNi/Cu (T2) stationary/movable
- Stationary Arm: Brass
- Case/Top Cover: PF
- Cap: Aluminium
- Movable Arm: Alloy copper
- Terminals: Brass (nickel plated), quick connect
- Housing: Flange mount
- Standards: GB14536.1-2008, GB14536.10-2008, GB/T22687-2008, EN60730-1, EN60730-2-9
- Dimensions (H x W x D): 33mm x 22mm x 2mm
- Weight: 7g
- Contact Operation: Normally Closed
- Sensor Terminals: Quick Connect
- Sensor Housing: Flange Mount
- Product Range: MP Auto-Reset Thermostats N/C
- SVHC: No SVHC (25-Jun-2025)
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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