DRW16C Equivalent & Substitute Parts

Part Overview

The DRW16C is a rotary DIP switch manufactured by TE Connectivity ALCOSWITCH Switches, designed for hexadecimal complement circuit applications. This component is a 16-position through-hole rotary switch with knob actuator, rated for 0.4VA at 20VAC/DC. The DRW16C is classified as obsolete, making identification of active equivalent parts essential for ongoing design support, maintenance, and new production requirements.

Substiute Parts

DRW16C

TE Connectivity ALCOSWITCH SwitchesIn Stock: 818DRW16C Datasheet

Current PartRFQ

3-1825033-6

TE Connectivity ALCOSWITCH SwitchesIn Stock: 7803-1825033-6 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete DRW16C is determined by strict equivalence across the following critical parameters:

Electrical Compatibility:

• Circuit type: Hexadecimal Complement
• Number of positions: 16
• Current rating: 0.4VA
• Voltage rating: 20VAC/DC

Mechanical Compatibility:

• Actuator type: Rotary with Knob
• Mounting type: Through Hole
• Pitch: 0.100" (2.54mm)
• Height above board: 0.386" (9.80mm)
• Contact material: Copper Alloy
• Contact finish: Gold

Environmental Specifications:

• Operating temperature range: -30°C ~ 85°C
• Mechanical life: 20,000 Steps
• Electrical life: 20,000 Steps

The substitute part 3-1825033-6 maintains full equivalence across all electrical, mechanical, and environmental parameters. The primary distinction is product status: the substitute is Active, whereas the main part is Obsolete.

Parameter Comparison

Engineering Selection Recommendations

The substitute part 3-1825033-6 is a direct functional equivalent to the obsolete DRW16C. All electrical, mechanical, and environmental specifications are identical. The substitute part carries Active product status, ensuring ongoing availability and manufacturer support.

Compliance Considerations:

The DRW16C is classified as RoHS non-compliant. The substitute part 3-1825033-6 lists RoHS Status as "Not applicable," indicating a different compliance classification framework. Both parts share identical ECCN (EAR99) and HTSUS (8536.50.9065) codes, confirming equivalent regulatory treatment for export and tariff purposes.

Selection Basis:

Component selection should prioritize the Active substitute part 3-1825033-6 for all new designs and ongoing production. The obsolete DRW16C should be replaced in existing designs where supply constraints occur. The identical parameter set ensures direct substitution without circuit redesign or board layout modification.

Frequently Asked Questions (FAQ)

Q: Can the 3-1825033-6 be used as a direct replacement for the DRW16C in existing designs?

A: Yes. The 3-1825033-6 is electrically and mechanically equivalent to the DRW16C across all specified parameters, including circuit type, position count, voltage/current ratings, actuator configuration, mounting type, and pitch. No circuit redesign or PCB layout modification is required.

Q: What is the primary reason for substitution?

A: The DRW16C is classified as Obsolete. The 3-1825033-6 is an Active product from the same manufacturer and series, ensuring continued availability and manufacturer support.

Q: Are the physical dimensions identical?

A: Yes. Both parts share identical height above board (0.386" / 9.80mm), length (0.394" / 10.00mm), and pitch (0.100" / 2.54mm). Through-hole mounting and PC pin termination are identical, confirming direct PCB compatibility.

Q: Do both parts operate within the same temperature range?

A: Yes. Both the DRW16C and 3-1825033-6 operate across the identical temperature range of -30°C to 85°C.

Q: What is the mechanical and electrical life expectancy?

A: Both parts are rated for 20,000 steps of mechanical life and 20,000 steps of electrical life.

Q: Are there any compliance differences between the two parts?

A: Both parts share identical ECCN (EAR99) and HTSUS (8536.50.9065) classifications. The DRW16C is RoHS non-compliant; the 3-1825033-6 lists RoHS Status as "Not applicable." Both parts are REACH Unaffected or Vendor Undefined, respectively, indicating no material restriction concerns.

Q: What contact material and finish are used?

A: Both parts use Copper Alloy contacts with Gold finish, ensuring identical electrical performance and corrosion resistance.

Q: Is the actuator configuration the same?

A: Yes. Both parts feature a rotary actuator with knob at a raised actuator level, providing identical user interface and operational characteristics.