Shatterproof Polycarbonate Oil Sight Glass for 3D Visual Fluid Monitoring

Body Material: High-Impact, UV-Stabilized Polycarbonate
Visual Design: 3D Domed for 360-Degree Viewing
Available Thread Sizes : NPT: 1/2″, 3/4″, 1″, 1-1/4″  BSP: 1″ Metric: M10x1, M12x1.5
Operating Temperature : -40°F to 230°F / -40°C to 110°C
Maximum Pressure : 65 psi / 4.5 bar @ 70°F / 21°C
Recommended For: Gearboxes, Pumps, Hydraulic Reservoirs, Compressors & more
Impact-Proof: Withstands accidental tool drops, knocks, and heavy vibration without cracking or chipping.
Leak-Proof: Precision-engineered threads and a robust seal ensure a secure, drip-free installation, protecting your assets and the environment.
Effortless 360° Viewing: The crystal-clear dome allows you to instantly check the fluid level, color, and cleanliness from the side, top, or even at a distance. No more squinting or needing to be perfectly aligned.
Save Time on Inspections: Faster, more accurate daily checks mean your team can focus on other valuable tasks.

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Engineered for Zero Failure: The Fanovo 3D Polycarbonate Oil Sight Glass
Cracked, leaking, or hazy sight glasses are a constant source of machine downtime and operational risk. It’s time to stop replacing a known weak point and start upgrading. The Fanovo sight glass is engineered to eliminate these common failures, offering unmatched durability and clarity for your most critical equipment.

Unbreakable Durability Meets Unmistakable Clarity
We combined advanced material science with an innovative design to create a sight glass that excels where others fail.

Shatterproof by Design
Forget fragile glass. Our sight glass is molded from a proprietary grade of high-impact polycarbonate, designed for the toughest industrial environments.

  • Withstands Impact: Absorbs energy from tool drops, knocks, and heavy vibration without cracking or chipping.
  • Chemical & UV Resistant: Stays crystal clear and structurally sound, resisting degradation from oils, solvents, and sunlight.
  • Leak-Proof Construction: The one-piece body and precision threads ensure a secure, permanent, drip-free seal.

 

360° Crystal-Clear Viewing
Our unique 3D domed design makes fluid inspection effortless and error-proof.

  • Effortless Level Checks: Get an instant, accurate view of the fluid level, color, and cleanliness from any angle—no more squinting or misreading.
  • Proactive Maintenance: The exceptional clarity helps you spot early warning signs like foam, water contamination, or particulates before they escalate into costly failures.

 

Yustriaour Partner in Indl Reliability: Why Choose Fanovo?

When you choose Fanovo, you’re partnering directly with the manufacturer, gaining a direct line to quality, expertise, and powerful support.

  • Manufacturing Excellence: We are experts in fluid power components. Every product is a result of rigorous engineering, testing, and a deep understanding of real-world industrial challenges.
  • Unwavering Quality Control: Our strict zero-defect policy ensures every sight glass you receive meets the highest standards for performance and reliability.
  • Powerful OEM & Customization: Leverage our manufacturing capabilities for your brand. We offer custom thread sizes, private labeling, and tailored solutions for equipment manufacturers and large-scale distributors.

 

Upgrade your equipment with a component that reflects your commitment to quality. Choose Fanovo for lasting reliability.

Product Name Fanovo™ 3D Polycarbonate Oil Sight Glass
Body Material High-Impact, UV-Stabilized Polycarbonate
Seal Material NBR (Buna-N) Standard. FKM (Viton®) optional for high-temp or aggressive chemical applications.
Visual Design 3D Domed for 360-Degree, Unobstructed Viewing
Available Thread Sizes • NPT: 1/2″, 3/4″, 1″, 1-1/4″
• BSPP (G): 1/2″, 3/4″, 1″
• Metric: M10x1.0, M12x1.5, M16x1.5, M20x1.5
Hex Size Standard hex nut sizes for easy installation with a standard wrench
Operating Temperature -40°F to 230°F / -40°C to 110°C
Maximum Pressure 65 psi / 4.5 bar @ 70°F / 21°C
Chemical Compatibility Excellent resistance to mineral oils, petroleum products, grease, and most industrial hydraulic fluids.
UV Resistance UV stabilizers integrated into the material prevent yellowing, crazing, or degradation from sunlight exposure.
Impact Resistance Shatterproof construction. Significantly more durable than traditional glass or acrylic sight plugs.
Recommended For Gearboxes, Pumps, Hydraulic Reservoirs, Compressors, Bearing Housings, and any machinery requiring fluid level monitoring.
Compliance RoHS Compliant
Customization Options • Custom thread types & sizes
• Private labeling with your company’s logo (OEM)
• Alternative seal materials (e.g., EPDM)

 

Complies with Lead Free Plumbing Laws, NSF/ ANSI 61, UPC/ CE, ISO 9001

For approval information, please refer to the products specification sheet. For any other information on product certification and documentation information, please contact Fanovo.

FANOVO STATEMENT OF WARRANTY & LIMITATION OF WARRANTY

Fanovo warrants, to our all purchasers, that its products which are delivered to its purchasers will be the kind described in the order or price list and will be free of defects in workmanship or material for a period of two year from the date of shipping to you, our purchaser.

Should any failure to conform to this warranty appear within two year after the date of the initial delivery to our purchaser, Fanovo will, upon written notification thereof and substantiation that the goods have been stored, installed, maintained and operated in accordance with Fanovo’s recommendation and standard industry practice, correct such defects by suitable repair or replacement at Fanovo’s own expense. If any valve alleged to be defective, is reported to Fanovo headquarter in China, it will be examined and, if found to be defective under the warranty, it will be replaced at no charge in future order.

THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR OTHER WARRANTY OF QUALITY, WHETHER EXPRESS OR IMPLIED, EXCEPT THE WARRANTY OF TITLE AND AGAINST PATENT INFRINGEMENT Correction of non-conformities, in the manner and for the period of time provided above, shall constitute fulfillment of all liabilities of Fanovo to our purchaser, with respect to the goods, whether based on contract, negligence, strict tort or otherwise, it is the intention of Fanovo that no warranty of any kind, whether express or implied, shall pass through our purchaser to any other person or corporation.

LIMITATION OF LIABILITY: FANOVO SHALL NOT UNDER ANY CIRCUMSTANCES BE LIABLE FOR SPECIAL OR CONSEQUENTIAL DAMAGES SUCH AS, BUT NOT LIMITED TO, DAMAGES OR LOSS OF OTHER PROPERTY OR EQUIPMENT, LOSS OF PROFITS, OR REVENUE, COST OF CAPITAL, COST OF PURCHASED OR REPLACEMENT GOODS, OR CLAIMS OF CUSTOMERS OF OUR INITIAL PURCHASER. THE REMEDIES OF OUR INITIAL PURCHASER, AND ALL OTHERS, SET FORTH HEREIN ARE EXCLUSIVE, AND THE LIABILITY OF FANOVO WITH RESPECT TO SAME SHALL NOT, EXCEPT AS EXPRESSLY PROVIDED HEREIN, EXCEED THE PRICE OF GOODS UPON WHICH SUCH LIABILITY IS BASED.

Fanovo is not just innovative products—we also provide wide-ranging capabilities, including design, manufacturing, and distribution. Each of these capabilities, as well as others, can be scaled to your needs – you can use as much or as little as makes sense for your product development.

Our Strengths

  • Design/Prototyping
  • Manufacturing & Assembly
  • Custom Labeling & Packaging
  • Inventory Management
  • Continuous Improvement & Refinement

If you’re looking for an established, financially secure partner who offers robust quality systems, validated processes, continuous improvement strategies, and a proven track record, you’ve come to the right place. Contact us and we will show you the major breakthroughs OEMs have experienced with us

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