NKK Switches M2022SS1W06 Toggle Switch DPDT Equivalent & Substitute Parts

Part Overview

The NKK Switches M2022SS1W06 is a panel-mount toggle switch with DPDT (Double Pole Double Throw) configuration rated for 6A at 125V AC and 4A at 30V DC. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing system maintenance and new design implementations. The M2022SS1W06 features wire wrap termination, a circular 6.50mm panel cutout, and epoxy sealed terminals suitable for industrial control applications.

Key Parameters

Parameter	Value
Manufacturer	NKK Switches
Part Number	M2022SS1W06
Circuit Configuration	DPDT
Switch Function	On-On
Current Rating (AC)	6A
Current Rating (DC)	4A
Voltage Rating (AC)	125V
Voltage Rating (DC)	30V
Mounting Type	Panel Mount
Actuator Type	Standard Round
Actuator Length	10.50mm
Termination Style	Wire Wrap
Panel Cutout Diameter	6.50mm Circular
Bushing Thread	1/4-40
Operating Temperature Range	-30°C to 85°C
Electrical Life	25,000 Cycles
RoHS Status	ROHS3 Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the M2022SS1W06 are grouped based on electrical and mechanical compatibility within the following criteria:

Primary Substitution Criteria:

Circuit configuration: DPDT
Switch function: On-On
Mounting type: Panel Mount
Termination style: Wire Wrap
Panel cutout diameter: 6.35mm or 6.50mm Circular
Bushing thread: 1/4-40
Operating temperature range: Minimum -30°C to 85°C

Electrical Compatibility Levels:

Full Electrical Compatibility (6A/125V AC, 4A/30V DC):

5246MIWRADBX449 (APEM Inc.)
7201L2PYWGE (C&K) – 5A/120V AC, 28V DC
7201L41HWGE2 (C&K) – 5A/120V AC, 28V DC
7201L41YWGE2 (C&K) – 5A/120V AC, 28V DC
7201P3CWWQE2 (C&K) – 5A/120V AC, 28V DC
7201P3DWQE (C&K) – 5A/120V AC, 28V DC
7201P3Y1WQE (C&K) – 5A/120V AC, 28V DC

Reduced Electrical Rating (0.4VA/20V AC/DC):

7201L41CWWBE2 (C&K)
7201MYW4BE2 (C&K)
7201P3DWBE (C&K)

Substitutes with reduced electrical ratings are suitable only for applications operating within their specified voltage and current limits.

Parameter Comparison

Part Number	Manufacturer	Circuit	Current (AC)	Voltage (AC)	Voltage (DC)	Actuator Type	Actuator Length (mm)	Panel Cutout (mm)	Electrical Life (Cycles)	Product Status
M2022SS1W06	NKK Switches	DPDT	6A	125V	30V	Standard Round	10.50	6.50	25,000	Obsolete
5246MIWRADBX449	APEM Inc.	DPDT	6A	125V	30V	Standard Round	10.50	6.50	50,000	Active
7201L2PYWGE	C&K	DPDT	5A	120V	28V	Anti-Rotation	13.97	6.35	100,000	Active
7201L41CWWBE2	C&K	DPDT	0.4VA	20V	20V	Flat Anti-Rotation	13.49	6.35	100,000	Active
7201L41HWGE2	C&K	DPDT	5A	120V	28V	Flat Anti-Rotation	13.49	6.35	100,000	Active
7201L41YWGE2	C&K	DPDT	5A	120V	28V	Flat Anti-Rotation	13.49	6.35	100,000	Active
7201MYW4BE2	C&K	DPDT	0.4VA	20V	20V	Standard Round	5.08	6.35	100,000	Active
7201P3CWWQE2	C&K	DPDT	5A	120V	28V	Flat Anti-Rotation	11.43	6.35	100,000	Active
7201P3DWBE	C&K	DPDT	0.4VA	20V	20V	Flat Anti-Rotation	13.21	6.35	100,000	Active
7201P3DWQE	C&K	DPDT	5A	120V	28V	Flat Anti-Rotation	13.21	6.35	100,000	Active
7201P3Y1WQE	C&K	DPDT	5A	120V	28V	Flat Anti-Rotation	11.43	6.35	100,000	Active

Engineering Selection Recommendations

Primary Recommendation: 5246MIWRADBX449 (APEM Inc.)

The 5246MIWRADBX449 provides direct electrical equivalence to the M2022SS1W06 with identical current and voltage ratings (6A/125V AC, 4A/30V DC). This part maintains active product status, ensuring long-term availability and supply chain stability. The 5246MIWRADBX449 offers enhanced electrical life (50,000 cycles versus 25,000 cycles), providing improved reliability for high-cycle applications. Both parts share identical mechanical specifications including panel cutout diameter (6.50mm), bushing thread (1/4-40), and wire wrap termination. RoHS3 compliance is maintained across both parts.

Secondary Recommendations: C&K 7201 Series (5A/120V AC, 28V DC)

The C&K 7201 series parts (7201L2PYWGE, 7201L41HWGE2, 7201L41YWGE2, 7201P3CWWQE2, 7201P3DWQE, 7201P3Y1WQE) are suitable substitutes for applications operating within 5A/120V AC and 28V DC specifications. These parts are active products with extended electrical life (100,000 cycles). Panel cutout diameter is 6.35mm, requiring minor mechanical adjustment to existing 6.50mm panel cutouts. Actuator length variations (11.43mm to 13.97mm) differ from the original 10.50mm specification and must be evaluated for panel clearance and ergonomic requirements.

Limited Scope Substitutes: C&K Low-Voltage Parts (0.4VA/20V)

The 7201L41CWWBE2, 7201MYW4BE2, and 7201P3DWBE are suitable only for applications with maximum operating voltages of 20V and current loads of 0.4VA. These parts are not interchangeable with the M2022SS1W06 for standard industrial control applications requiring higher voltage and current ratings.

All recommended substitutes maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity ratings.

Frequently Asked Questions (FAQ)

Q: Can the 5246MIWRADBX449 directly replace the M2022SS1W06 without modification?

A: Yes. The 5246MIWRADBX449 matches all critical electrical specifications (6A/125V AC, 4A/30V DC), mechanical dimensions (6.50mm panel cutout, 1/4-40 bushing thread), and termination style (wire wrap). No panel modifications are required.

Q: What is the primary difference between the M2022SS1W06 and C&K 7201 series substitutes?

A: The C&K 7201 series operates at reduced voltage and current ratings (5A/120V AC, 28V DC) compared to the M2022SS1W06 (6A/125V AC, 30V DC). Additionally, the C&K parts feature a 6.35mm panel cutout diameter versus the original 6.50mm specification, requiring panel modification. The C&K series offers significantly extended electrical life (100,000 cycles versus 25,000 cycles).

Q: Are the low-voltage C&K parts (0.4VA/20V) suitable for general industrial control applications?

A: No. The 0.4VA/20V rated parts (7201L41CWWBE2, 7201MYW4BE2, 7201P3DWBE) are designed for low-voltage signal switching applications only. They are not suitable for standard industrial control circuits requiring 6A/125V AC or 4A/30V DC operation.

Q: What mechanical considerations apply when substituting with C&K 7201 series parts?

A: The C&K 7201 series has a 6.35mm panel cutout diameter compared to the original 6.50mm specification. Existing panel cutouts must be enlarged or new panels fabricated. Actuator lengths range from 5.08mm to 13.97mm, differing from the original 10.50mm. Panel clearance and actuator accessibility must be verified for each application.

Q: Do all substitute parts maintain RoHS3 compliance?

A: Yes. All listed substitute parts are RoHS3 compliant, matching the compliance status of the M2022SS1W06.

Q: What is the electrical life advantage of the 5246MIWRADBX449 over the original part?

A: The 5246MIWRADBX449 is rated for 50,000 electrical cycles compared to 25,000 cycles for the M2022SS1W06. This doubled cycle rating provides extended service life in high-frequency switching applications.

Q: Can actuator type differences (Standard Round versus Anti-Rotation) affect substitution compatibility?

A: Actuator type differences do not affect electrical compatibility but may impact mechanical installation and user interface. Anti-rotation actuators prevent unintended rotation during panel mounting. Standard round actuators allow free rotation. Application requirements determine which type is appropriate.

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