David Clark H3312 Ground Support Headset with PTT (12515G-12)

The David Clark H3312 (12515G-12) is a professional ground support headset with Push-To-Talk (PTT) control, designed for clear communications and dependable hearing protection on the ramp. Built for demanding airport environments, it features high-noise attenuation, an amplified noise-cancelling microphone, and easy transmit control for ground crew operations.

• Ground support headset with integrated Push-To-Talk (PTT) transmit control
• Certified Noise Reduction Rating (NRR) of 24 dB for loud ramp environments
• DC-1A amplified dynamic noise-cancelling microphone improves speech intelligibility
• Ideal for marshalling, pushback, maintenance bays, and ramp communications
• Wire boom supports left or right microphone placement for flexible use
• Durable construction designed for daily professional ground handling

The David Clark H3312 Ground Support Headset with PTT is engineered for aviation professionals who work in high-noise environments and need controlled transmit capability. The built-in Push-To-Talk switch allows crews to transmit only when needed, helping reduce unwanted background noise and improving communication efficiency during ramp operations. With a certified 24 dB Noise Reduction Rating and an amplified dynamic noise-cancelling microphone, the H3312 supports clear voice transmissions around running engines and ground equipment. Designed for comfort and reliability, it features a secure over-the-head dual-ear fit and a wire boom microphone that can be positioned on either side. Whether you're supporting pushback, marshalling, or maintenance operations, the H3312 is a rugged headset solution built to perform.

Technical Specifications

• Model: H3312
• Part Number: 12515G-12
• Headset Type: Passive noise-attenuating ground support headset
• Noise Reduction: Certified NRR 24 dB
• Microphone: DC-1A amplified dynamic noise-cancelling microphone
• PTT: Integrated Push-To-Talk transmit switch
• Boom Style: Wire boom (left/right placement capable)
• Plug: Ground support intercom configuration (commonly PJ-051 1/4" phone plug)
• Application: Ramp operations, pushback, marshalling, maintenance communications
• Condition: New
• Quantity: 1 each