M83504/01-022 Equivalent & Substitute Parts Reference

Part Overview

The M83504/01-022 is a DIP rocker switch manufactured by Grayhill Inc., designed for through-hole PCB mounting applications requiring SPST (Single Pole Single Throw) switching functionality. This component operates at 150mA and 30VDC, featuring a raised rocker actuator with gold-plated copper alloy contacts.

The M83504/01-022 carries an Obsolete product status. Locating equivalent substitute parts is necessary to support ongoing maintenance, repair, and legacy system support where this component remains in service or where design continuity is required.

Substiute Parts

M83504/01-022
Grayhill Inc.In Stock: 949M83504/01-022 Datasheet
M83504/01-022
Current Part
76SB02ST
Grayhill Inc.In Stock: 631176SB02ST Datasheet
76SB02ST
Similar

Key Parameters

Parameter Value
Manufacturer Grayhill Inc.
Series 76
Circuit Configuration SPST
Number of Positions 2
Current Rating 150mA
Voltage Rating 30VDC
Actuator Type Rocker (Raised)
Contact Material Copper Alloy with Gold Finish
Mounting Type Through Hole
Termination Style PC Pin
Pitch 0.100" (2.54mm)
Height Above Board 0.315" (8.00mm)
Operating Temperature Range -40°C to 85°C
Mechanical Life 2,000 Cycles
Electrical Life 2,000 Cycles

Substitute Part Grouping Explanation

Substitution eligibility for the M83504/01-022 is determined by strict equivalence across the following critical parameters:

Electrical Parameters: Circuit configuration (SPST), number of positions (2), current rating (150mA), and voltage rating (30VDC) must be identical.

Mechanical Parameters: Actuator type (rocker), actuator level (raised), mounting type (through hole), termination style (PC pin), and pitch (0.100"/2.54mm) must match exactly.

Physical Dimensions: Height above board (0.315"/8.00mm) and length (0.280"/7.11mm) must be equivalent to ensure PCB layout compatibility.

Contact Specifications: Contact material (copper alloy) and contact finish (gold) must be maintained for electrical performance and reliability.

Environmental Specifications: Operating temperature range (-40°C to 85°C), mechanical life (2,000 cycles), and electrical life (2,000 cycles) must be met or exceeded.

The 76SB02ST qualifies as a direct substitute based on full alignment with all these parameters.

Parameter Comparison

Parameter M83504/01-022 76SB02ST Match Status
Manufacturer Grayhill Inc. Grayhill Inc. Identical
Series 76 76 Identical
Circuit Configuration SPST SPST Identical
Number of Positions 2 2 Identical
Current Rating 150mA 150mA Identical
Voltage Rating 30VDC 30VDC Identical
Actuator Type Rocker (Raised) Rocker (Raised) Identical
Contact Material Copper Alloy Copper Alloy Identical
Contact Finish Gold Gold Identical
Mounting Type Through Hole Through Hole Identical
Termination Style PC Pin PC Pin Identical
Pitch 0.100" (2.54mm) 0.100" (2.54mm) Identical
Height Above Board 0.315" (8.00mm) 0.315" (8.00mm) Identical
Length 0.280" (7.11mm) 0.280" (7.11mm) Identical
Operating Temperature -40°C to 85°C -40°C to 85°C Identical
Mechanical Life 2,000 Cycles 2,000 Cycles Identical
Electrical Life 2,000 Cycles 2,000 Cycles Identical
Washable Yes Yes Identical
Features Tape Seal Tape Seal Identical
Product Status Obsolete Active Substitute is Active
RoHS Status RoHS Non-Compliant RoHS3 Compliant Substitute offers improved compliance

Engineering Selection Recommendations

The 76SB02ST is a direct functional and mechanical equivalent to the M83504/01-022. All electrical and physical parameters align precisely, ensuring drop-in compatibility in PCB designs and assemblies.

Product Status Consideration: The M83504/01-022 is classified as Obsolete, while the 76SB02ST maintains Active product status. This distinction is significant for long-term supply chain planning and component availability.

Compliance Advantage: The 76SB02ST achieves RoHS3 compliance, whereas the M83504/01-022 is RoHS non-compliant. For applications subject to RoHS regulations or environmental compliance requirements, the 76SB02ST provides regulatory alignment.

Packaging Difference: The M83504/01-022 is supplied with tape seal packaging, while the 76SB02ST is supplied in tube packaging. Both packaging formats are standard for through-hole components and do not affect functional performance.

Supply Availability: The 76SB02ST demonstrates significantly higher inventory availability (6,228 pieces in stock) compared to the M83504/01-022 (894 pieces in stock), supporting consistent procurement for production and maintenance applications.

Frequently Asked Questions (FAQ)

Q: Can the 76SB02ST be used as a direct replacement for the M83504/01-022 in existing designs?

A: Yes. The 76SB02ST is electrically and mechanically equivalent. All critical parameters including circuit configuration, current and voltage ratings, actuator type, mounting dimensions, and contact specifications are identical. No design modifications are required.

Q: What is the significance of the product status difference (Obsolete vs. Active)?

A: Product status indicates manufacturer support and supply continuity. The M83504/01-022 is Obsolete, meaning Grayhill Inc. no longer manufactures or actively supports this part number. The 76SB02ST is Active, ensuring ongoing availability and manufacturer support for future orders.

Q: Does the RoHS compliance difference affect electrical performance?

A: No. RoHS compliance relates to material composition and environmental regulations, not electrical performance. Both parts meet identical electrical specifications. The 76SB02ST's RoHS3 compliance is advantageous for applications subject to environmental regulations.

Q: Are the packaging differences (tape seal vs. tube) significant for component selection?

A: Packaging format does not affect component functionality or performance. Tape seal and tube packaging are both standard for through-hole DIP switches. Selection between them depends on assembly process requirements and handling preferences.

Q: What parameters must remain identical for substitution to be valid?

A: Circuit configuration (SPST), number of positions (2), current rating (150mA), voltage rating (30VDC), actuator type (rocker, raised), mounting type (through hole), termination style (PC pin), pitch (0.100"/2.54mm), height above board (0.315"/8.00mm), contact material (copper alloy), and contact finish (gold) must all be identical.

Q: Is the 76SB02ST suitable for new designs?

A: Yes. The 76SB02ST is an Active product with full manufacturer support, making it the appropriate choice for new designs requiring SPST DIP switch functionality at 150mA and 30VDC with through-hole mounting.

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