Pixfra Sirius S435

The Pixfra Sirius S435 is a premium handheld thermal monocular built for users who demand high optical magnification and precise thermal detection in compact form. Featuring a 35 mm F1.0 lens, 384 × 288 resolution VOx thermal sensor, and a sensitivity of ≤18 mK, it delivers crisp thermal images and reliable performance even in low-contrast or challenging environments.

Thanks to its 3.68x optical magnification and digital zoom up to 8x, the Sirius S435 supports long-range detection—up to 1,800 meters. The field of view measures 13.7 × 10.3 meters at 100 meters, making it ideal for scanning open terrain, wildlife observation, or tactical applications. The 1920 × 1080 OLED display offers a bright, high-contrast image experience, paired with 6 selectable color palettes for optimized visibility across various conditions.

About the Sirius Series

The Pixfra Sirius series is engineered to meet the needs of professionals in law enforcement, hunting, rescue, and security fields. The Sirius monoculars feature rugged magnesium alloy housing, intuitive controls with ergonomic button layout, and a unique crystal breathing power button for added style and visibility in dark conditions. With replaceable 18650 batteries, integrated Wi-Fi, onboard video recording, and 64 GB internal storage, this device supports both standalone use and mobile app connectivity for live viewing and data sharing.

Main Features

• Vanadium oxide uncooled focal plane detector (384 × 288, 12 μm)
• Thermal sensitivity (NETD) ≤18 mK @ F1.0
• 35 mm F1.0 lens with manual focus
• Field of view: 13.7 × 10.3 meters @ 100 m
• Detection distance: up to 1,800 meters
• 3.68× optical magnification with 1×, 2×, 4×, 8× digital zoom
• 1920 × 1080, 0.49" OLED display
• 6 color palettes: White Hot, Black Hot, Iron Red, Alarm, Emerald, Amber
• Wi-Fi hotspot, video recording, photo capture, and MIC
• Auto/manual/external FFC correction and hot spot tracking
• Built-in 64 GB internal storage
• IP67-rated waterproof and dustproof
• Operating temperature: -30°C to +55°C
• Compact dimensions: 194.3 × 54 × 65.4 mm
• Lightweight: 421 g (without battery)
• 7.5 h battery life (Wi-Fi off), USB-C charging, and overvoltage protection

About Pixfra

Pixfra is a thermal imaging brand developed by Dahua Technology, specializing in outdoor and professional-grade infrared devices. Pixfra offers a wide range of monoculars, clip-ons, and multi-purpose optics designed for search and rescue, wildlife monitoring, hunting, and tactical use. With in-house innovation and manufacturing, Pixfra devices combine robust build quality, intuitive operation, and advanced thermal performance.

What's in the Box

• Pixfra Sirius S435 Thermal Monocular
• Replaceable 18650 Rechargeable Battery
• USB Type-C Cable
• Protective Carry Case
• Cleaning Cloth
• User Manual

Warranty

The Pixfra Sirius S435 is backed by a 3-year manufacturer warranty, ensuring long-term reliability and support for professional users in the field.