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BL300-03-A Equivalent & Substitute Parts
Part Overview
The BL300-03-A is a 3-position solid state lighting connector manufactured by GCT, designed for board-to-cable/wire applications with poke-in wire termination. This surface mount, right-angle receptacle operates at 300V with a 4A current rating and accommodates 22-24 AWG wire at 0.094" (2.40mm) pitch. The product is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and component procurement.
Substiute Parts
Key Parameters
| Parameter | BL300-03-A |
|---|---|
| Manufacturer | GCT |
| Number of Positions | 3 |
| Connector Type | Receptacle, Poke-In Wire |
| Mounting Type | Surface Mount, Right Angle |
| Pitch | 0.094" (2.40mm) |
| Termination | Solder |
| Wire Gauge | 22-24 AWG |
| Voltage Rating | 300V |
| Current Rating | 4A |
| Operating Temperature | -25°C ~ 105°C |
| Housing Material | Liquid Crystal Polymer (LCP) |
| Product Status | Obsolete |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution eligibility for the BL300-03-A is determined by the following critical parameters:
- Position Count: Must be 3-position to maintain circuit configuration
- Connector Type: Must be receptacle with poke-in wire termination for mechanical compatibility
- Mounting Style: Must be surface mount, right angle to fit existing PCB layouts
- Termination Method: Must be solder-compatible for assembly process alignment
- Pitch Tolerance: Pitch variation (0.094" vs. 0.098") is acceptable within standard manufacturing tolerances for this connector category
- Electrical Ratings: Substitute must meet or exceed voltage (300V) and current (4A) requirements
- Wire Gauge Compatibility: Must accommodate the specified wire range with overlap to the original specification
The Phoenix Contact 1814647 qualifies as a substitute based on matching position count, connector type, mounting configuration, and termination method. Pitch variation of 0.004" (0.10mm) and wire gauge expansion to 20-26 AWG represent acceptable parameter ranges for this connector class.
Parameter Comparison
| Parameter | BL300-03-A (GCT) | 1814647 (Phoenix Contact) | Compatibility Notes |
|---|---|---|---|
| Number of Positions | 3 | 3 | Matched |
| Connector Type | Receptacle, Poke-In Wire | Receptacle, Poke-In Wire | Matched |
| Mounting Type | Surface Mount, Right Angle | Surface Mount, Right Angle | Matched |
| Termination | Solder | Solder | Matched |
| Pitch | 0.094" (2.40mm) | 0.098" (2.50mm) | 0.004" variation within tolerance |
| Wire Gauge | 22-24 AWG | 20-26 AWG | Original range included; expanded range available |
| Voltage Rating | 300V | 150V | Substitute rated lower; verify application requirements |
| Current Rating | 4A | 5A | Substitute exceeds requirement |
| Operating Temperature | -25°C ~ 105°C | Not specified | Original specification provided |
| RoHS Status | ROHS3 Compliant | RoHS Compliant | Both compliant; versions differ |
| Product Status | Obsolete | Active | Substitute actively manufactured |
Engineering Selection Recommendations
The Phoenix Contact 1814647 serves as a functional substitute for the obsolete BL300-03-A based on matching mechanical and electrical architecture. Both connectors share identical position count, receptacle configuration, surface mount orientation, and solder termination method.
The 1814647 is actively manufactured and maintains RoHS compliance, addressing the obsolescence status of the original component. Current rating (5A) exceeds the BL300-03-A requirement (4A), providing operational margin.
Critical consideration: The 1814647 voltage rating (150V) is lower than the BL300-03-A specification (300V). Applications operating at voltages between 150V and 300V require evaluation against actual system voltage requirements before substitution.
Pitch variation (0.004") and expanded wire gauge range (20-26 AWG vs. 22-24 AWG) are within acceptable tolerances for this connector category and do not preclude substitution.
Frequently Asked Questions (FAQ)
Q: Can the 1814647 be used as a direct replacement for the BL300-03-A?
A: The 1814647 is mechanically and functionally compatible for board-to-cable/wire applications requiring 3-position poke-in receptacles with solder termination. Voltage rating compatibility must be confirmed for your specific application.
Q: What is the significance of the pitch difference (0.094" vs. 0.098")?
A: The 0.004" pitch variation represents standard manufacturing tolerance within the solid state lighting connector category. PCB layouts designed for 2.40mm spacing accommodate the 2.50mm pitch substitute without requiring redesign.
Q: Does the expanded wire gauge range (20-26 AWG) affect compatibility?
A: The 1814647 accepts 20-26 AWG wire, which includes the original 22-24 AWG specification. The expanded range provides flexibility for applications using adjacent gauge sizes without compromising the original design intent.
Q: Why is the voltage rating lower on the substitute?
A: The 1814647 is rated for 150V operation, compared to the BL300-03-A at 300V. Applications operating below 150V are unaffected. Systems requiring 150-300V operation must confirm that the substitute voltage rating meets circuit requirements.
Q: What packaging format is available for the 1814647?
A: The 1814647 is supplied in Tape & Reel (TR) format, suitable for automated assembly processes. Verify packaging compatibility with your procurement and assembly workflow.
Q: Are both parts RoHS compliant?
A: Yes. The BL300-03-A is ROHS3 compliant, and the 1814647 is RoHS compliant. Both meet current environmental regulations for electronic component manufacturing.
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