Model: 837-H2A

Thermostatic Switch

Properties:

Hazardous Locations/environmental Protection
General purpose-nema type 1
Overall Length
2.562 inches
Overall Height
5.563 inches
Overall Width
7.500 inches
Body Height
4.562 inches
Unthreaded Mounting Hole Diameter
0.219 inches
Longest Horizontal Distance Between Mounting Centers
1.624 inches
Longest Vertical Distance Between Mounting Centers
1.375 inches
Tempurature Sensing Element Type
Immersion well
Operating Tempurature Rating
Between 0.0 degrees celsius and 66.0 degrees celsius
Mounting Method
Base and unthreaded hole
Features Provided
Electrical access port
Contact Action Stimulus
Increase
Mounting Facility Pattern
Two position diagonal
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Terminal Type
Screw
Contact Load Current Rating
5.0 amperes resistive load first voltage3.0 amperes resistive load second voltage
Contact Adjustability
Actuation point adjustable and deactuation point adjustable
Contact Adjustment Range
+90.00/+200.00 actuation point degrees fahrenheit and +90.00/+200.00 deactuation point degrees fahrenheit
Contact Adjustment Type
Internal actuation point screw and internal deactuation point screw
Contact Voltage Rating In Volts
240.0 ac at sea level first voltage600.0 ac at sea level second voltage
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
NSN
5930-00-911-2773
Part Number
837-H2A
Description
Switch,thermostatic
CAGE
01121

A switch that is actuated by changes in ambient temperature. Excludes circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

Part 837-H2A NSN 5930-00-911-2773

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00451
FIIG:
A048B0
Concept No.:
1
App. Key:
F
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
3.7000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9032100000
  • SITC: 87461
  • End Use: Measuring, testing, control instruments
  • NAICS: 334512
  • USDA: 1

Freight Class: Thermostats

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