Sealed Snap Action Switch
D2SW
Watertight Miniature Snap Action Switch
High-quality watertight miniature Snap Action switch.
Switch Body meets IP67 (IEC 529) requirements
Monoblock construction assures high sealing capability and
is ideal for dusty places or where water is sprayed
Wide operating temperature range of -40C to 85C
Perfect for the automobile, agriculture machinery, automatic
vending machine, refrigerator, ice-manufacturing,
hot-water supply, air conditioner, and industrial equipment,
which require highly environment-resistive capabilities
RoHS Compliant
Ordering Information
Actuator Terminal Model
Model 3 A Model 0.1 A
Pin plunger Solder terminals D2SW-3HS D2SW-01HS
Quick-connect terminals (#110) D2SW-3TS D2SW-01TS
PCB terminals D2SW-3DS D2SW-01DS
With lead wires D2SW-3MS D2SW-01MS
Hinge lever Solder terminals D2SW-3L1HS D2SW-01L1HS
Quick-connect terminals (#110) D2SW-3L1TS D2SW-01L1TS
PCB terminals D2SW-3L1DS D2SW-01L1DS
With lead wires D2SW-3L1MS D2SW-01L1MS
Simulated roller lever Solder terminals D2SW-3L3HS D2SW-01L3HS
Quick-connect terminals (#110) D2SW-3L3TS D2SW-01L3TS
PCB terminals D2SW-3L3DS D2SW-01L3DS
With lead wires D2SW-3L3MS D2SW-01L3MS
Hinge roller lever Solder terminals D2SW-3L2HS D2SW-01L2HS
Quick-connect terminals (#110) D2SW-3L2TS D2SW-01L2TS
PCB terminals D2SW-3L2DS D2SW-01L2DS
With lead wires D2SW-3L2MS D2SW-01L2MS
Note: 1. S at the end of the part number signifies UL/CSA approved models.
2. The standard lengths of the lead wires (UL1015 AWG22 for UL/CSA models, AV0.5f otherwise.) of models incorporating them are 30 cm.
Model Number Legend
D2SW-
1 2 3 4
4. Terminals
1. Ratings 3. Contact Form
3: 3 A at 125 VAC None: SPDT H, HS: Solder terminals (HS for UL and CSA approval)
01: 0.1 A at 30 VDC -2: SPST-NC* D, DS: PCB terminals (DS for UL and CSA approval)
-3: SPST-NO* T, TS: Quick-connect terminals (#110)
2. Actuator
(TS for UL and CSA approval)
None: Pin plunger
*Lead wire versions only
M, MS: Molded lead wires (MS for UL and CSA approval)
L1: Hinge lever
L2: Hinge roller lever
L3: Simulated roller lever
Sealed Snap Action Switch D2SW 195Specifications
Characteristics
Item D2SW-3 D2SW-01
Operating speed 0.1 mm to 1 m/second (at pin plunger)
Operating frequency Mechanical: 300 operations/minute max.
Electrical: 30 operations/minute max.
Insulation resistance 100 M min. (at 500 VDC)
Contact resistance 30 m max. for terminal models 50 m max. for terminal models
50 m max. for lead wire models 70 m max. for lead wire models
Dielectric strength (See note 2) 1,000 VAC, 50/60 Hz for 1 min. between 600 VAC, 50/60 Hz for 1 min. between ter-
terminals of the same polarity minals 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 noncurrent-carrying metal parts
Vibration resistance (See note 3) Malfunction: 10 to 55 Hz, 1.5 mm double amplitude
2
Shock resistance (See note 3)
Destruction: 1,000 m/s (approx. 100G) max.
2
Malfunction: 300 m/s (approx. 30G) max.
Ambient operating temperature -40 to 85C (at 60% RH) with no icing
Ambient operating humidity 95% max. (for 5C to 35C)
Degree of protection IEC IP67 (excluding the terminals on terminal models)
Degree of protection against electric shock Class I
Proof tracking index (PTI) 175
Life expectancy Mechanical 5,000,000 operations min. at 60 operations per minute
Electrical 200,000 operations min. (3 A at 125 VAC) 200,000 operations min.
(30 operations per minute)
100,000 operations min. (2 A at 250 VAC) (at rated resistive load)
Weight Terminal model Approx. 2 g
Lead wire model Approx. 10 g
Note: 1. Data shown are of initial value.
2. The dielectric strength shown is measured using a separator between the switch and metal mounting plate
3. For pin plunger models, the above values apply for use at the free position, operating position, and total travel position. For models with
levers, the values apply at the total travel position.
Ratings (reference values)
D2SW-3
Rated Voltage Non-inductive load (A) Inductive load
Resistive load Lamp load Inductive load Motor load
NC NO NC NO NC NO NC NO
125 VAC 3 A 1 A 0.5 A 1 A 0.5 A 1 A 0.5 A
250 VAC 2 A 0.5 A 0.3 A 0.5 A 0.3 A 0.5 A 0.3 A
30 VDC 3 A1 A1 A1 A
D2SW-01
Rated Voltage Non-inductive load Inductive load
Resistive load Lamp load Inductive load Motor load
NC NO NC NO NC NO NC NO
125 VAC 0.1 A
30 VDC 0.1 A
Note: 1. The resistive load ratings apply under the following test conditions:
Ambient Temperature = 202C, Ambient Humidity = 655%, Operating frequency = 30 operations/min.
2. The above current ratings are the values of the steady-state current.
3. Inductive load has a power factor of 0.7 min. (AC) and a time constant of 7 ms max. (DC).
4. Lamp load has an inrush current of 10 times the steady-state current.
5. Motor load has an inrush current of 6 times the steady-state current.
196 Sealed Snap Action Switch D2SW