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Pomona Electronics 3770-7 Equivalent & Substitute Parts Reference
Part Overview
The Pomona Electronics 3770-7 is a banana and tip connector, specifically a binding post connector with a standard knurled head and violet color. This model is obsolete, making it necessary to identify substitute or equivalent models for ongoing designs, replacements, or maintenance. Finding compatible alternatives ensures functional fit and continued support in assemblies utilizing this form factor.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Pomona Electronics |
| Category | Banana and Tip Connectors |
| Type | Standard |
| Head Style | Knurled |
| Termination | Threaded and Turret |
| Termination Thread | 8-32 |
| Current Rating (Amps) | 15 A |
| Material - Body | Copper |
| Plating - Body | Gold |
| Color | Violet |
| Cross Hole Diameter | 0.096" (2.43mm) |
| Head Size | 0.440" OD (11.18mm) |
| Material - Insulation | Polycarbonate (PC) |
| Nut Material | Brass |
| Nut Plating | Nickel |
| Panel Thickness | 0.070" ~ 0.250" (1.77mm ~ 6.35mm) |
| Voltage Rating | 33Vrms/70VDC |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | Not Applicable |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| HTSUS | 8536.90.4000 |
Substitute Part Grouping Explanation
Substitute parts for Pomona Electronics 3770-7 are identified by strict matching of core electrical and mechanical parameters. Substitution is allowed when parts share key attributes: manufacturer, connector category, type, head style, termination method, termination thread size, current rating, material composition, plating, insulation material, color, cross hole diameter, head size, nut material and plating, panel thickness support, voltage rating, and all compliance and status certifications. Only models adhering to these parameters are included as equivalents.
Parameter Comparison
| Parameter | 3770-7 | 3770-2 | 3770-0 |
|---|---|---|---|
| Manufacturer | Pomona Electronics | Pomona Electronics | Pomona Electronics |
| Category | Banana and Tip Connectors | Banana and Tip Connectors | Banana and Tip Connectors |
| Type | Standard | Standard | Standard |
| Head Style | Knurled | Knurled | Knurled |
| Termination | Threaded and Turret | Threaded and Turret | Threaded and Turret |
| Termination Thread | 8-32 | 8-32 | 8-32 |
| Current Rating (Amps) | 15 A | 15 A | 15 A |
| Material - Body | Copper | Copper | Tellurium Copper |
| Plating - Body | Gold | Gold | Gold |
| Color | Violet | Red | Black |
| Cross Hole Diameter | 0.096" (2.43mm) | 0.096" (2.43mm) | 0.096" (2.43mm) |
| Head Size | 0.440" OD (11.18mm) | 0.440" OD (11.18mm) | 0.440" OD (11.18mm) |
| Material - Insulation | Polycarbonate (PC) | Polycarbonate (PC) | Polycarbonate (PC) |
| Nut Material | Brass | Brass | Brass |
| Nut Plating | Nickel | Nickel | Nickel |
| Panel Thickness | 0.070" ~ 0.250" (1.77mm ~ 6.35mm) | 0.070" ~ 0.250" (1.77mm ~ 6.35mm) | 0.070" ~ 0.250" (1.77mm ~ 6.35mm) |
| Voltage Rating | 33Vrms/70VDC | 33Vrms/70VDC | 33Vrms/70VDC |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | Not Applicable | Not Applicable | Not Applicable |
| REACH Status | REACH Unaffected | REACH Unaffected | REACH Unaffected |
| ECCN | EAR99 | EAR99 | EAR99 |
| HTSUS | 8536.90.4000 | 8536.90.4000 | 8536.90.4000 |
Engineering Selection Recommendations
The Pomona Electronics 3770-7 is obsolete. Substitute parts 3770-2 and 3770-0 are active, meet all specified compliance certifications (ROHS3 Compliant, REACH Unaffected, EAR99 classification), and share all critical parameters. Stock availability is confirmed for both alternatives.
Frequently Asked Questions (FAQ)
Q1: What parameters must match to consider a substitute for the Pomona Electronics 3770-7?
A1: The substitute must match manufacturer, connector category, type, head style, termination and thread size, current rating, material and plating details, insulation and nut materials, panel thickness, voltage rating, RoHS and REACH status, and ECCN.
Q2: Is the color of the binding post a critical parameter for substitution?
A2: All electrical and mechanical parameters are matched. Color is non-electrical and may be considered for identification or aesthetic purposes only.
Q3: Are substitute parts 3770-2 and 3770-0 compatible with the Pomona Electronics 3770-7 in existing designs?
A3: The substitutes share all critical parameters and comply with existing electrical, mechanical, and compliance profiles of the 3770-7.
Q4: Do the substitute parts have the same compliance certifications as the original?
A4: All listed substitutes are ROHS3 compliant, REACH unaffected, and EAR99 classified.
Q5: Are there packaging differences to consider among substitutes?
A5: 3770-2 and 3770-0 are specified as “Bulk” packaging. The original 3770-7 packaging parameter is unspecified.
Q6: Do substitute parts support the same panel thickness and mounting specifications?
A6: All substitutes support 0.070" ~ 0.250" (1.77mm ~ 6.35mm) panel thickness as specified.
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