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Sealed Subminiature Snap Action Switch
D2HW
Smallest Sealed Snap-Action Switch in
the Industry With a Long Stroke For
Reliable ON/OFF Action
• Conforms to IP67
• Case dimensions 22% smaller than conventional models
• Extra-long stroke even without levers
(OT: 1.4 mm)
• All models are lead-free, including lead wire models
• RoHS Compliant
Ordering Information
Add “S” to the end of the model number for the UL/CSA-approved version. Consult your OMRON sales representative for details.
PCB-Mounted Models
Actuator
Terminals
Contact form
Model
With posts on right
With posts on left Without posts
Pin plunger
Hinge lever
Long hinge
lever
For PCB
Simulated roller
lever
Straight
Angled
Straight
Angled
Straight
Angled
Straight
Angled
SPDT
---
D2HW-BR201DR
---
D2HW-BR211DR
---
D2HW-BR221DR
---
D2HW-BR231DR
---
D2HW-BL201DL
---
D2HW-BL211DL
---
D2HW-A201D
---
D2HW-A211D
---
D2HW-A221D
D2HW-BL221DL ---
--- D2HW-A231D
D2HW-BL231DL ---
Models with Solder Terminals or Lead Wire Terminals
Actuator
Terminals
Contact form
Model
With posts on right With posts on left M3-screw mounting
Pin plunger
Solder
Lead wire
Downwards
SPDT
SPDT
SPST-NC
SPST-NO
D2HW-BR201H
D2HW-BR201M
D2HW-BR202M
D2HW-BR203M
(This table continues on the next page.)
D2HW-BL201H
D2HW-BL201M
D2HW-BL202M
D2HW-BL203M
D2HW-C201H
D2HW-C201M
D2HW-C202M
D2HW-C203M
Sealed Subminiature Snap Action Switch D2HW
181
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Ordering Information - continued from previous page
Actuator
Terminals
Contact form
Model
With posts on right
With posts on left M3-screw mounting
Pin plunger
Lead wire
Right-side
SPST-NC
D2HW-BR202MR D2HW-BL202MR D2HW-C202MR
SPST-NO
D2HW-BR203MR D2HW-BL203MR D2HW-C203MR
Left-side
SPST-NC
D2HW-BR202ML D2HW-BL202ML —
SPST-NO
D2HW-BR203ML D2HW-BL203ML —
Hinge lever
Solder
SPDT
D2HW-BR211H
D2HW-BL211H D2HW-C211H
Lead wire
Downwards
SPDT
D2HW-BR211M
D2HW-BL211M D2HW-C211M
SPST-NC
D2HW-BR212M
D2HW-BL212M D2HW-C212M
SPST-NO
D2HW-BR213M
D2HW-BL213M D2HW-C213M
Right-side
SPST-NC
D2HW-BR212MR D2HW-BL212MR D2HW-C212MR
SPST-NO
D2HW-BR213MR D2HW-BL213MR D2HW-C213MR
Left-side
SPST-NC
D2HW-BR212ML D2HW-BL212ML —
SPST-NO
D2HW-BR213ML D2HW-BL213ML —
Long hinge
lever
Solder
Lead wire
Downwards
SPDT
SPDT
D2HW-BR221H
D2HW-BR221M
D2HW-BL221H D2HW-C221H
D2HW-BL221M D2HW-C221M
SPST-NC
D2HW-BR222M
D2HW-BL222M D2HW-C222M
SPST-NO
D2HW-BR223M
D2HW-BL223M D2HW-C223M
Right-side
SPST-NC
D2HW-BR222MR D2HW-BL222MR D2HW-C222MR
SPST-NO
D2HW-BR223MR D2HW-BL223MR D2HW-C223MR
Left-side
SPST-NC
D2HW-BR222ML D2HW-BL222ML —
SPST-NO
D2HW-BR223ML D2HW-BL223ML —
Simulated roller Solder
hinge lever
Lead wire
Downwards
SPDT
SPDT
D2HW-BR231H
D2HW-BR231M
D2HW-BL231H D2HW-C231H
D2HW-BL231M D2HW-C231M
SPST-NC
D2HW-BR232M
D2HW-BL232M D2HW-C232M
SPST-NO
D2HW-BR233M
D2HW-BL233M D2HW-C233M
Right-side
SPST-NC
D2HW-BR232MR D2HW-BL232MR D2HW-C232MR
SPST-NO
D2HW-BR233MR D2HW-BL233MR D2HW-C233MR
Left-side
SPST-NC
D2HW-BR232ML D2HW-BL232ML —
SPST-NO
D2HW-BR233ML D2HW-BL233ML —
Hinge roller lever Solder
SPDT
D2HW-BR241H
D2HW-BL241H D2HW-C241H
Lead wire
Downwards
SPDT
D2HW-BR241M
D2HW-BL241M D2HW-C241M
SPST-NC
D2HW-BR242M
D2HW-BL242M D2HW-C242M
SPST-NO
D2HW-BR243M
D2HW-BL243M D2HW-C243M
Right-side
SPST-NC
D2HW-BR242MR D2HW-BL242MR D2HW-C242MR
SPST-NO
D2HW-BR243MR D2HW-BL243MR D2HW-C243MR
Left-side
SPST-NC
D2HW-BR242ML D2HW-BL242ML ---
SPST-NO
D2HW-BR243ML D2HW-BL243ML ---
Leaf lever
Solder
SPDT
D2HW-BR261H
D2HW-BL261H D2HW-C261H
Lead wire
Downwards
SPDT
D2HW-BR261M
D2HW-BL261M D2HW-C261M
SPST-NC
D2HW-BR262M
D2HW-BL262M D2HW-C262M
SPST-NO
D2HW-BR263M
D2HW-BL263M D2HW-C263M
Right-side
SPST-NC
D2HW-BR262MR D2HW-BL262MR D2HW-C262MR
SPST-NO
D2HW-BR263MR D2HW-BL263MR D2HW-C263MR
Left-side
SPST-NC
D2HW-BR262ML D2HW-BL262ML —
SPST-NO
D2HW-BR263ML D2HW-BL263ML —
Add “S” to the end of the model number for the UL/CSA-approved version. Consult your OMRON sales representative for details.
(This table continues on the next page.)
182 Sealed Subminiature Snap Action Switch D2HW
Free Datasheet http://www.datasheet4u.com/

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Ordering Information - continued from previous page
Actuator
Terminals
Contact form
Model
With posts on right With posts on left M3-screw mounting
Simulated roller Solder
leaf lever
Lead wire
Long leaf lever Lead wire
Downwards
Right-side
Left-side
Downwards
Right-side
SPDT
SPDT
SPST-NC
SPST-NO
SPST-NC
SPST-NO
SPST-NC
SPST-NO
SPDT
SPST-NC
SPST-NO
SPST-NC
SPST-NO
D2HW-BR271H
D2HW-BR271M
D2HW-BR272M
D2HW-BR273M
D2HW-BR272MR
D2HW-BR273MR
D2HW-BR272ML
D2HW-BR273ML
D2HW-BR281M
D2HW-BR282M
D2HW-BR283M
D2HW-BL271H
D2HW-BL271M
D2HW-BL272M
D2HW-BL273M
D2HW-BL272MR
D2HW-BL273MR
D2HW-BL272ML
D2HW-BL273ML
D2HW-BL281M
D2HW-BL282M
D2HW-BL283M
D2HW-C271H
D2HW-C271M
D2HW-C272M
D2HW-C273M
D2HW-C272MR
D2HW-C273MR
D2HW-C281M
D2HW-C282M
D2HW-C283M
D2HW-C282MR
D2HW-C283MR
Note: 1. The length of standard lead wires (AVSS 0.5 = standard with UL1007 AWG 24 used on UL/CSA models.) for lead wire models is 30 cm (12 in).
2. Add “S” to the end of the model number for the UL/CSA-approved version. Consult your OMRON sales representative for details.
Specifications
Characteristics
Item
Specification
Operating speed
1 mm to 500 mm/s (for pin plunger models)
Operating frequency
30 operations/min.
Insulation resistance
100 MΩ min. (at 500 VDC)
Contact resistance
(initial value)
100 mΩ max. (lead wire models: 150 mΩ max.)
Dielectric strength
600 VAC, 50/60 Hz for 1 min. between terminals of the same polarity
1,500 VAC,50/60 Hz for 1 min. between current-carrying metal parts and ground, and between
each terminal and non-current-carrying metal parts
Vibration resistance (See note 2)
Malfunction: 10 to 55 Hz, 1.5-mm double amplitude
Shock resistance (See note 2)
Destruction: 1,000 m/s2 max.
Malfunction: 300 m/s2 max.
Life expectancy
Mechanical: 1,000,000 operations min. (30 operations/min.)
(Consult Omron for test conditions) Electrical: 100,000 operations min. (20 operations/min.)
Degree of protection
IP67 (excluding the terminals on terminal models)
Degree of protection against electric Class I
shock
Proof tracking index (PTI)
175
Ambient operating temperature
-40 to 85°C (with no icing)
Ambient operating humidity
95% max. (in temperature range 5° to 35°C)
Weight
Approx. 0.7 g (for pin plunger models with terminals)
Note: 1. The data given above are initial values.
2. For the pin plunger models, the above values apply for use at the free position, operating position, and total travel position. For the lever
models, they apply at the total travel position. The values shown apply for malfunctions of 1 ms max.
Ratings
Rated voltage (V)
125 VAC
12 VDC
24 VDC
42 VDC
Resistive load
0.1 A
2A
1A
0.5 A
Note: The ratings apply under the following test conditions: Ambient Temperature = 20±2°C, Ambient Humidity = 65±5%, Operating frequency = 30 operations/min.
Sealed Subminiature Snap Action Switch D2HW
183
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Contact Form
SPDT
SPST-NC
(Lead Wire Models Only)
SPST-NO
(Lead Wire Models Only)
COM NO NC
(Black) (Blue) (Red)
Note: Lead wire colors are indicated in parentheses.
COM
(Black)
Approved Standards
Consult your OMRON sales representative for specific models with
standard approvals.
UL1054 (File No. E41515)/CSA C22.2 No. 55 (UL approval)
Rated voltage
125 VAC
12 VDC
0.1 A
2A
D2HW
NC
(Red)
COM NO
(Black) (Blue)
Contact Specifications
Item
Specification
Material
Gap (standard value)
Minimum applicable load
(see note)
Specification
Crossbar
Gold alloy
0.5 mm
1 mA at 5 VDC
Note: Minimum applicable loads are indicated by N standard
reference values. This value represents the failure rate at a
60% (λ60) reliability level (JIS C5003).
The equation λ60=0.5 x 10-6/operations indicates that a failure
rate of 1/2,000,000 operations can be expected at a reliability
level of 60%.
184 Sealed Subminiature Snap Action Switch D2HW
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Dimensions
Mounting Structure and Reference Positions for Operating Characteristics
Note: 1. All units are in millimeters unless otherwise indicated.
2. Dimensions not indicated in the diagrams have a tolerance of ±0.2 mm
3. The reference positions used for FP, OP, and TTP values are as shown below for each type of mounting.
Models without Posts
D2HW-A@
Models with Posts
D2HW-B@
M3-screw Mounting Models
D2HW-C@
1.7 dia.
1.7 dia.
3
0
0.1
dia.
3.3±0.15 dia.
Reference
position
Reference
position
Reference
position
Mounting Hole Dimensions (Reference) Mounting Hole Dimensions (Reference)
2.4+00.1 dia. hole
(depth: 5 mm min.)
2.6
3
+0.1
0
dia.
hole
(depth: 1.5 mm min.)
M3 tap
Terminals
Straight PCB Terminals
Angled PCB Terminals
Solder Terminals
Three-0.6
PCB Cutout Dimensions (Reference)
Three,
1
+0.1
0
dia.
hole
Three-0.6
(3.1)
3.5
Three-2
PCB Cutout Dimensions (Reference)
2.4
+0.1
0
dia.
hole
(depth: 5 mm min.)
2.6
Lead Wires Downwards
Lead Wires on Left-side
Three, 1+00.1 dia. hole
Lead Wires on Right-side
(12)
(12) (12)
(13.3)
(13.3)
Note: UL1007 AWG24 wires are used for UL/CSA approved models.
Angled terminal directions are shown below.
COM AVSS 0.5
(Black)
NO AVSS 0.5 (Blue)
NC AVSS 0.5 (Red)
See Note
Left-angled terminal Right-angled terminal
Sealed Subminiature Snap Action Switch D2HW
185
Free Datasheet http://www.datasheet4u.com/