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API Delevan 6444-024 Equivalent & Substitute Parts
Part Overview
The API Delevan 6444-024 is a laminated core power transformer rated at 5VA with dual primary and secondary windings. It features through-hole mounting with PC pin termination and supports dual voltage configurations (115V/230V primary, 12V/24V secondary). The 6444-024 is classified as obsolete, making identification of active equivalent parts essential for ongoing design support and procurement.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 6444-024 |
| Manufacturer | API Delevan Inc. |
| Series | 6444 |
| Type | Laminated Core |
| Power Rating | 5VA |
| Voltage - Primary | 115V, 230V |
| Voltage - Secondary (Full Load) | Parallel 12V, Series 24V |
| Current - Output (Max) | Parallel 420mA, Series 210mA |
| Primary Winding(s) | Dual |
| Secondary Winding(s) | Dual |
| Center Tap | No |
| Mounting Type | Through Hole |
| Termination Style | PC Pin |
| Size / Dimension | 41.28mm L x 33.32mm W |
| Height - Seated (Max) | 33.32mm |
| Voltage - Isolation | 4000Vrms |
| Weight | 0.37 lb (167.83 g) |
| Product Status | Obsolete |
Substitute Part Grouping Explanation
Substitution eligibility for the 6444-024 is determined by strict equivalence across the following critical parameters:
- Power rating: 5VA
- Primary voltage configuration: 115V, 230V dual voltage
- Secondary voltage configuration: Parallel 12V, Series 24V
- Output current capacity: Parallel 420mA, Series 210mA
- Winding configuration: Dual primary, dual secondary
- Core type: Laminated
- Mounting: Through hole with PC pin termination
- Physical dimensions: 41.28mm L x 33.32mm W x 33.32mm H (max seated)
- Isolation voltage: 4000Vrms
The 6444R-024 meets all electrical and mechanical parameters required for direct substitution. The primary distinction is product status and regulatory compliance.
Parameter Comparison
| Parameter | 6444-024 (Main Part) | 6444R-024 (Substitute) |
|---|---|---|
| Manufacturer Part Number | 6444-024 | 6444R-024 |
| Series | 6444 | 6444R |
| Type | Laminated Core | Laminated Core |
| Power - Max | 5VA | 5VA |
| Voltage - Primary | 115V, 230V | 115V, 230V |
| Voltage - Secondary (Full Load) | Parallel 12V, Series 24V | Parallel 12V, Series 24V |
| Current - Output (Max) | Parallel 420mA, Series 210mA | Parallel 420mA, Series 210mA |
| Primary Winding(s) | Dual | Dual |
| Secondary Winding(s) | Dual | Dual |
| Center Tap | No | No |
| Mounting Type | Through Hole | Through Hole |
| Termination Style | PC Pin | PC Pin |
| Size / Dimension | 41.28mm L x 33.32mm W | 41.28mm L x 33.32mm W |
| Height - Seated (Max) | 33.32mm | 33.32mm |
| Voltage - Isolation | 4000Vrms | 4000Vrms |
| Weight | 0.37 lb (167.83 g) | 0.37 lb (167.83 g) |
| Product Status | Obsolete | Active |
| RoHS Status | RoHS non-compliant | ROHS3 Compliant |
Engineering Selection Recommendations
The 6444R-024 is the direct active equivalent for the obsolete 6444-024. All electrical specifications, mechanical dimensions, and functional parameters are identical. The 6444R-024 carries Active product status and ROHS3 compliance, making it suitable for new designs and ongoing production requirements where the original 6444-024 is no longer available. Both parts maintain identical isolation voltage (4000Vrms), mounting configuration, and output current ratings across parallel and series secondary configurations.
Frequently Asked Questions (FAQ)
Q: Can the 6444R-024 be used as a direct replacement for the 6444-024?
A: Yes. The 6444R-024 is electrically and mechanically equivalent to the 6444-024. All voltage ratings, current capacities, winding configurations, dimensions, and isolation specifications are identical. The primary difference is product status and regulatory compliance.
Q: What is the difference between the 6444-024 and 6444R-024?
A: The 6444-024 is obsolete and RoHS non-compliant. The 6444R-024 is an active product with ROHS3 compliance. Electrical and mechanical specifications are identical.
Q: Are the physical dimensions identical between both parts?
A: Yes. Both parts share identical dimensions: 41.28mm length, 33.32mm width, and 33.32mm maximum seated height. Through-hole mounting and PC pin termination are identical.
Q: Do both transformers support the same voltage configurations?
A: Yes. Both support dual primary voltage (115V/230V) and dual secondary voltage (Parallel 12V, Series 24V) with identical output current ratings of 420mA (parallel) and 210mA (series).
Q: What is the isolation voltage rating for these transformers?
A: Both the 6444-024 and 6444R-024 are rated for 4000Vrms isolation voltage.
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