NGT 1/2" Bimetallic Snap Disc (Auto Reset)

High quality surface mounted 1/2" Bimetallic Snap Disc (auto reset) from Japanese manufacturer NGT Available either as normally closed (typical applications like top temperature limiters on heaters) or normally open (typical applications such as cooling fans and alarms)

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Product Code Set Point Reset Point Operation Type Mounting Price Qty
311-147 15C +/- 3C 5C +/- 3C Normally Closed 03 Vertical
£3.59
311-148 20C +/- 3C 10C +/- 3C Normally Closed 03 Vertical
£6.10
311-150 30C +/- 3C 20C +/- 4C Normally Closed 03 Vertical
£3.41
311-250 40C +/- 3C 25C +/- 5C Normally Open 03 Vertical
£2.89
311-151 40C +/- 3C 25C +/- 5C Normally Closed 03 Vertical
£3.31
311-101 40C +/- 3C 25C +/- 5C Normally Closed 03 Horizontal
£3.01
311-152 50C +/- 3C 35C +/- 5C Normally Closed 03 Vertical
£3.32
311-102 50C +/- 3C 35C +/- 5C Normally Closed 03 Horizontal
£2.87
311-251 60C +/- 3C 45C +/- 4C Normally Open 03 Vertical
£2.87
311-103 60C +/- 3C 45C +/- 4C Normally Closed 03 Horizontal
£2.84
311-154 70C +/- 3C 55C +/- 5C Normally Closed 03 Vertical
£2.82
311-104 70C +/- 3C 55C +/- 5C Normally Closed 03 Horizontal
£2.77
311-155 80C +/- 3C 65C +/- 5C Normally Closed 03 Vertical
£2.87
311-105 80C +/- 3C 65C +/- 5C Normally Closed 03 Horizontal
£2.81
311-256 90C +/- 3C 75C +/- 4C Normally Open 03 Vertical
£2.84
311-156 90C +/- 3C 75C +/- 4C Normally Closed 03 Vertical
£2.72
311-106 90C +/- 3C 75C +/- 5C Normally Closed 03 Horizontal
£2.81
311-157 100C +/- 3C 85C +/- 6C Normally Closed 03 Vertical
£2.74
311-107 100C +/- 3C 85C +/- 5C Normally Closed 03 Horizontal
£7.19
311-159 110C +/- 4C 95C +/- 6C Normally Closed 03 Vertical
£3.09
311-108 110C +/- 4C 95C +/- 6C Normally Closed 03 Horizontal
£2.90
311-158 125C +/- 4C 110C +/- 6C Normally Closed 03 Vertical
£2.87
311-109 125C +/- 4C 110C +/- 6C Normally Closed 03 Horizontal
£2.91
311-114 140C +/- 4C 120C +/- 6C Normally Closed 03 Horizontal
£6.29
311-160 150C +/- 4C 130C +/- 6C Normally Closed 03 Vertical
£2.81
311-110 150C +/- 4C 130C +/- 6C Normally Closed 03 Horizontal
£2.89
311-112 170C +/- 5C 140C +/- 10C Normally Closed 03 Horizontal
£4.00
311-335 200C +/- 10C 160C +/- 15C Normally Closed 52 Vertical
£4.62
311-337 225C +/- 10C 175C +/- 15C Normally Closed 52 Vertical
£5.65
311-339 250C +/- 10C 200C +/- 20C Normally Closed 52 Vertical
£5.60


Specifications

Approvals: VDE, UL, CSA

Electrical life: 100,000 cycles 10A, 10,000 cycles 16A

Contact resistance: <30m ohms

Terminals: 6.3mm x 0.8mm male quick connect

Dielectric strength: 1500Vac 1 minute

Dimensions: 33 x 12 x 16mm (W x H x D) – horizontal terminal
17 x 21 x 16mm (W x H x D) – vertical terminal

Fixing centres: 24.5mm (hole 3.2 x 3.7mm)

Insulation resistance: 1M ohm min. @ 500Vdc

Contact rating: SPST 16A 250Vac, 15A 125Vac resistive

Typical applications:
normally closed – top temperature limiters on heaters,
normally open – cooling fans, alarms

Body Material:
Phenolic – to 150°C set points,
Polyester/Bio-glass –170°C set point,
Ceramic – 200°C to 250°C set points

Mounting Bracket: Stainless Steel

Please Note: For all Export orders a member of our team will contact you to arrange shipping

Please Note - In some cases the alternatives might be under or over powered or dimensionally different, if you are unsure we recommend calling the office on 01483 869100
Specifications

Approvals: VDE, UL, CSA

Electrical life: 100,000 cycles 10A, 10,000 cycles 16A

Contact resistance: <30m ohms

Terminals: 6.3mm x 0.8mm male quick connect

Dielectric strength: 1500Vac 1 minute

Dimensions: 33 x 12 x 16mm (W x H x D) – horizontal terminal
17 x 21 x 16mm (W x H x D) – vertical terminal

Fixing centres: 24.5mm (hole 3.2 x 3.7mm)

Insulation resistance: 1M ohm min. @ 500Vdc

Contact rating: SPST 16A 250Vac, 15A 125Vac resistive

Typical applications:
normally closed – top temperature limiters on heaters,
normally open – cooling fans, alarms

Body Material:
Phenolic – to 150°C set points,
Polyester/Bio-glass –170°C set point,
Ceramic – 200°C to 250°C set points

Mounting Bracket: Stainless Steel

Please Note: For all Export orders a member of our team will contact you to arrange shipping

Please Note - In some cases the alternatives might be under or over powered or dimensionally different, if you are unsure we recommend calling the office on 01483 869100