Skip to content
Order before 3pm, Monday to Friday, for next-working-day dispatch on in-stock items*
Courier networks run at peak load in December. We will always try to dispatch same day.
We appreciate your business throughout the year.
Availability:
Out of stock
Sold out

£216.90 (Excl. VAT)

Current price - £260.28 (Inc. VAT)
£216.90 - £216.90
Current price- - £260.28
Availability:
Out of stock
  • Visa
  • Mastercard
  • American Express
  • Apple Pay
  • Google Pay
  • Paypal
  • Shop Pay
  • Klarna
  • Bank Transfer (BACS)
Trade pricing for verified resellers, proforma issued on official company letterhead for PO processing.
Education & Public Sector Pricing available for schools, universities, NHS, and government organisations. Contact our Public Sector Team on 020 8191 9223 or email info@screenmoove.com.
  • Description
  • Specifications
  • Downloads
  • Kramer Electronics PA-50HZ 50W@70V/100V Power Amplifier

    PA−50HZ (PA−50Z) is a compact Hi−Z (70V/100V) power amplifier with line−level output, ideal for small to medium−size meeting spaces and classrooms.

    Simple and flexible speaker array installation.
    Line level output for cascading, recording or conferencing scenarios.
    Small form factor and convection cooling for simple installation.
    50W of power into a 70V or 100V line.


    Applications

    Small to medium–size meeting spaces
    Classrooms and educational facilities

  • Category Specification
    Inputs 1 Stereo Balanced Audio: On a 5-pin terminal block (up to +4dBu/10kΩ)
    Outputs 1 Stereo Balanced Line Level: On a 5-pin terminal block (up to +4dBu/600Ω)
    1 Mono Speaker: On a 3-pin large terminal block
    Input Sensitivity Full power @ 1.5V (+5dBV)
    Amplifier Class: D
    Output Power 1 x 50W @ 70V or 100V
    Maximum Voltage Gain 37dB BTL
    Dynamic Range >120dB
    Frequency Response (Speaker Output) 50Hz to 20kHz @ +/–3dB
    Frequency Response (Line Level Output) 20Hz to 20kHz @ +/–0.3dB
    S/N Ratio 90dB, 20 Hz — 20 kHz
    Audio THD + Noise Speaker output THD+N (1kHz @ 1W) 0.01 %
    Audio 2nd Harmonic 0.00006%
    Controls Screw trimmer input volume attenuator
    Power Consumption: 48V DC, 1.2A
    Source: 48V DC, 1.36A
    Environmental Conditions Operating Temperature: 0° to +40°C (32° to 104°F)
    Storage Temperature: –40° to +70°C (–40° to 158°F)
    Humidity: 10% to 90%, RHL non-condensing
    Regulatory Compliance Safety: CE, UL
    Environmental: RoHS, WEEE
    Enclosure Size: 1/4 19” 1U
    Type: Aluminum
    Cooling: Convection Ventilation
    Accessories Included: Power adapter, power cord
    Product Dimensions 10.68cm x 10.35cm x 4.36cm (4.20" x 4.07" x 1.72") W, D, H
    Product Weight 0.8kg (1.7lbs) approx.
    Shipping Dimensions 23.20cm x 13.60cm x 10.00cm (9.13" x 5.35" x 3.94") W, D, H
    Shipping Weight 1.4kg (3.0lbs) approx.
  • Description Downloads
    Datasheet Downloads

Book a Free Product Demo

Remote or on-site. No obligation.

Integrator or Installer?

Trade pricing, volume discounts, same-day collection.

Request a Trade Account

Education & Public Sector Solutions

Exclusive pricing, flexible terms, and dedicated support for schools, universities, NHS, and government organisations.

Official Purchase Orders We accept formal POs with VAT-compliant invoicing for all verified institutions.
Contract & Volume Discounts Competitive rates for multi-site, long-term, or framework-based deployments.
Dedicated Account Management Single point of contact for lead times, coordination, and sourcing.
Flexible 30-Day Terms Available to verified schools, councils, and government bodies.
Next-Day Delivery

Same-day shipping

Trade Account

Trade account available

Trusted Customers

See Our Latest Reviews

Public Sector Friendly

We Accept Purchase Orders

Have more questions ? Talk to our experts...

Need help choosing the right product?

Need help choosing the right product?

Speak directly with a dedicated Screen Moove expert and get the right solution, first time.

Call us on: 020 8191 9223
Email us: info@screenmoove.com

Contact us

Simply complete our contact form, and we will promptly respond to your inquiries.

If you have any questions or enquiry, please fill out the form below with all of your details and we'll get back to you shortly.