Optoma ZK430ST Short Throw 4K UHD Laser Projector - 3700 Lumens

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OptomaSKU: ZK430ST
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Price:
Sale price$2,326.99 Regular price$3,449.00

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In stock (3 units), ready to be shipped

Need this as part of a larger AV project? AVENDOR can help with sourcing, installation, support, and monthly payment options

Description

Experience powerful 4K UHD visuals in a compact and eco-friendly design with the Optoma ZK430ST Short Throw Laser Projector. Built for flexibility, reliability, and performance, this projector delivers 3700 lumens of brightness, HDR/HLG compatibility, and an ultra-short throw ratio of 0.496:1, making it ideal for tight installations. Its DuraCore laser technology ensures up to 30,000 hours of maintenance-free use, while the external power supply improves portability, energy efficiency, and reliability. Whether it’s for professional presentations or immersive media, the ZK430ST is a sleek solution engineered for today’s high-performance environments.

Category Details
Display Technology DLP™
Resolution True 4K UHD (3840 x 2160)
Brightness 3700 Lumens
Contrast Ratio 300,000:1
Aspect Ratio 16:9 Native, Supports 4:3, 16:10
Throw Ratio 0.496:1
Light Source DuraCore Laser – 30,000 hrs lifespan
Projection Size 36" to 300" diagonal
Projection Distance 15.75" – 129.92"
Zoom Type Fixed
Speakers 1 x 15W
Noise Level 28dB (min) / 35dB (max)
Inputs 2 x HDMI 2.0
Outputs 1 x 3.5mm Audio, 1 x USB-A (1.5A)
Control Ports 1 x RS232, 1 x RJ45
3D Support Full 3D (DLP Link, PC, Blu-ray)
Keystone Correction ±15° Horizontal and Vertical
Dimensions (WxDxH) 10.79” x 8.5” x 4.49”
Net Weight 6.61 lbs
Included in Box Power cord, remote (w/ battery), user manual
Power Supply External, 100V–240V, 50/60Hz
Power Consumption 126W (min) / 185W (max) / <0.5W (standby)
Operation Modes 360°, Portrait, 24/7
Environmental 0–40°C, ≤80% RH, Max altitude: 2,500ft
Security Kensington Lock, Password Protection

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Return Policy (Short Summary)

We offer a 30-day return window for most unopened, factory-sealed items.

Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.


Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.


For damaged or incorrect items, please contact us immediately.


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275+
Projects Delivered
<2h
Avg Response Time
99.9%
System Uptime
10+
Years in AV
Complete AV Solutions

Building a Complete AV System?

This product is rarely deployed alone. It's typically part of a fully integrated AV system. AVENDOR designs, integrates, and supports end-to-end environments — from single rooms to enterprise-wide deployments.

System Design & Engineering
Installation & Integration
Programming & Ongoing Support

Trusted by enterprises, universities, and government organizations across the U.S.

Our Process

From Scope to Sign-Off

A structured delivery process designed to reduce risk and keep projects moving.

01

Plan

Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.

  • Discovery calls & stakeholder interviews
  • On-site survey & infrastructure review
  • Requirements & use-case documentation
  • Project scope, timeline & milestone alignment
02

Engineer

System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.

  • AV system design & signal flow diagrams
  • Equipment selection & BOM development
  • Rack layout & control system design
  • As-built documentation package
03

Deploy

Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.

  • Authorized procurement & logistics coordination
  • Physical installation & cable management
  • Control system programming & configuration
  • Commissioning, testing & end-user training
04

Support

Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.

  • 24/7 remote system monitoring
  • Preventive & reactive maintenance
  • Technology lifecycle & refresh planning
  • Long-term service level agreements

A decade of delivery — trusted by 275+ clients across industries