PRODUCT FEATURES
• Reliable Signal Transfer: Gold-plated copper alloy contacts keep contact resistance low (≤6mΩ) for clean, consistent audio signal transmission.
• Universal Compatibility: Converts 3-pin XLR female to RCA male, bridging professional balanced gear with consumer or unbalanced RCA equipment.
• Strong Electrical Insulation: High dielectric strength (1.5kVdc) and insulation resistance (>2GΩ) ensure safe, interference-free performance.
• Compact, Professional Design: Sleek metal housing with chrome plating offers a premium look while staying lightweight and easy to handle.
• Wide Operating Range: Functions reliably across -20°C to +65°C, suitable for studio, stage, and installation environments.
TECHNICAL SPECIFICATIONS
PRODUCT PARAMETERS
Connection Type: Adapter
ELECTRICAL PARAMETERS
Contact resistance: ≤6mΩ
Dielectric strength: 1.5kVdc
Insulation resistance: > 2 GΩ (initial)
MECHANICAL PARAMETERS
Service life: > 1000 mating cycles
Locking device: Latch lock
MATERIAL AND ENVIRONMENTAL PARAMETERS
Contacts: Cu alloy
Contact plating: Au
Insert: Polyamide (PA66 +30 % GF)
Locking element: Zinc diecast (ZnAl4Cu1)
Shell: Zinc diecast (ZnAl4Cu1)
Shell plating: Cr
Protection class: IP40
Temperature range: -20°C ~ +65°C
Description
The MA3FRM is a rugged metal adapter connector engineered to bridge 3-pin XLR female and RCA male interfaces, allowing seamless connectivity between professional balanced audio equipment and consumer/unbalanced RCA devices. Built with a strong zinc die-cast shell, the MA3FRM is designed for long service life and high reliability in professional audio, broadcast, and AV installation environments. Its gold-plated copper alloy contacts ensure stable, low-resistance signal transfer, while the latch-lock mechanism provides a secure, tool-free mating connection. Compact and durable, the MA3FRM is a dependable choice for studios, live sound setups, and system integrators who need a trustworthy signal adapter that performs consistently over thousands of mating cycles.
Key Features
• Adapter Function : Converts a 3-pin XLR female connection to an RCA male output, enabling quick interfacing between balanced and unbalanced audio gear.
• Durable Zinc Die-Cast Shell : Strong, impact-resistant metal housing extends product lifespan and improves reliability in demanding environments.
• Gold-Plated Contacts : Copper alloy contacts with gold plating deliver low contact resistance (≤6mΩ) and consistent signal integrity.
• Latch Lock Mechanism : Secure locking device ensures a firm, stable connection that resists accidental disconnection.
• High Mating Cycle Life : Rated for over 1,000 mating cycles, supporting frequent connect/disconnect use without performance loss.
• Strong Dielectric Strength : Withstands up to 1.5kVdc, ensuring safe operation under electrical stress.
• High Insulation Resistance : Insulation resistance greater than 2GΩ minimizes signal leakage and interference.
Material and Environmental Specifications
• Contacts : Made of copper alloy for excellent conductivity and mechanical durability.
• Contact Plating : Gold (Au) plating enhances corrosion resistance and maintains a stable, low-resistance connection over time.
• Insert Material : Polyamide (PA66 + 30% glass fiber) provides strong insulation and structural rigidity.
• Locking Element : Zinc die-cast (ZnAl4Cu1) construction for a robust, long-lasting locking mechanism.
• Shell Material : Zinc die-cast (ZnAl4Cu1) housing offers superior strength and shielding compared to plastic alternatives.
• Shell Plating : Chrome (Cr) finish adds corrosion resistance and a durable, polished appearance.
• Protection Class : Rated IP40, offering protection against solid objects and dust ingress.
• Operating Temperature Range : Rated for use from -20°C to +65°C, suitable for a wide range of indoor and controlled environments.
Dimensions
• Overall Length : 73.2 ± 0.3 mm
• Shell Diameter : Ø15.8 mm
• Body Width : 21.45 ± 0.5 mm
• Unit of Measurement : All dimensions in millimeters (mm)
TECHNICAL DOWNLOAD
Manufacturer data sheet in English and Chinese (PDF)
https://www.bspoo.com/wp-content/uploads/2026/10/BSP-Seetronic-MA3FRM-English-Data-Sheet.pdf
ORDERING INFORMATION
Minimum order: 40 pieces of this model. Price shown is per piece. Confirm the exact model, mating connector and cable dimensions before ordering.
Product and order enquiries: https://www.bspoo.com/contact-us/
Shipping and order support: https://www.bspoo.com/shipping-order-support/
