S200 vs S220 vs S275 vs S280 Floor Spring Selection Guide

27 2026.05
S200 vs S220 vs S275 vs S280 Floor Spring Selection Guide

S200 vs S220 vs S275 vs S280 Floor Springs: Complete Comparison for Glass Doors and Commercial Entrances

When selecting a floor spring for glass doors, commercial entrances, hotel lobbies, or heavy-duty door applications, one of the most common questions is: "Which floor spring model should I choose?" Although S200, S220, S275, and S280 are all floor spring systems, their load capacity, installation requirements, suitable door types, and application scenarios are very different.

Choosing the wrong floor spring may cause unstable closing, oil leakage, pivot wear, shortened service life, and increased maintenance costs. In commercial projects across India and the Middle East — especially shopping malls, hotels, office buildings, and public entrances — selecting the correct heavy duty floor spring is critical for long-term door stability and safety.

This guide compares S200, S220, S275, and S280 floor springs, including load capacity, installation conditions, door applications, and commercial usage recommendations. Related applications: Glass Doors, Aluminium Doors, Steel-Encased Wooden Doors.

Quick Summary

  • S200: Standard floor spring for aluminium doors and medium-duty commercial doors.
  • S220: Mid-range commercial floor spring for higher usage frequency.
  • S275: Narrow-body heavy duty floor spring for limited installation spaces and glass doors.
  • S280: Heavy duty floor spring for large glass doors and high-traffic commercial entrances.
  • Floor spring selection should consider door weight, door width, and actual load conditions.

Quick Model Comparison

S200 Floor Spring

Load Capacity: Light to medium duty

Suitable Doors: Aluminium doors, medium-sized glass doors

Applications: Offices and commercial interior entrances

Certification: EN 1154

S220 Floor Spring

Load Capacity: Medium duty

Suitable Doors: Medium commercial doors and lightweight glass doors

Applications: Commercial entrances with higher traffic

Quality Testing: SGS

S275 Floor Spring

Load Capacity: Medium to heavy duty

Suitable Doors: Medium-to-large glass doors

Applications: Commercial glass doors and retrofit projects

Certification: EN 1154

S280 Heavy Duty Floor Spring

Load Capacity: Heavy duty

Suitable Doors: Large glass doors and heavy commercial doors

Applications: Shopping malls, hotels, and public entrances

Certification: EN 1154

1. Why Is Floor Spring Model Selection Important?

Many people assume any floor spring will work as long as it fits the door. In reality, different floor spring models have very different load capacities, structural durability, and commercial application ranges.

Using an underspecified floor spring may cause:

  • Door misalignment and unstable closing
  • Hydraulic oil leakage and pivot wear
  • Poor door closing performance
  • Shortened hardware lifespan and higher maintenance costs

2. S200 Floor Spring Applications

The S200 floor spring is a standard commercial floor spring designed for aluminium doors, office entrances, and medium-sized commercial applications. It supports both single-action and double-action opening.

S200 Suitable Applications

  • Office entrances and meeting room doors
  • Medium-sized aluminium doors and lightweight glass doors
  • Moderate-traffic commercial interior doors

Selection Decision

Standard aluminium or medium-sized glass doors with moderate usage → Evaluate S200 first. If the door width exceeds 1,000 mm or usage frequency is higher, consider upgrading to S220 or S275.

→ View S200 Floor Spring Product Page

3. S220 Floor Spring Applications

The S220 floor spring provides higher load capacity than the S200 and is suitable for commercial entrances with increased usage frequency and slightly larger door panels.

S220 Suitable Applications

  • Medium-traffic commercial entrances and office building doors
  • Larger aluminium doors and lightweight glass doors
  • Applications where S200 is insufficient but heavy-duty models are unnecessary

Selection Decision

Medium commercial doors with higher usage frequency → Evaluate S220 first. If installation space is limited or higher load capacity is needed, consider S275.

→ View S220 Floor Spring Product Page

4. S275 Floor Spring Applications

The S275 floor spring features a narrow-body design with high load capacity — ideal for projects with limited floor installation depth. EN 1154 certified, it is commonly used for glass door floor spring applications and commercial retrofit projects.

S275 Suitable Applications

  • Installations with limited floor box depth or restricted frame space
  • Medium-to-large glass doors and commercial glass door entrances
  • Retrofit projects where standard installation depth is not available

Selection Decision

Limited installation space + medium-to-large glass door load requirements → Evaluate S275 first. If the door is heavier or usage frequency is very high, upgrade to S280.

→ View S275 Floor Spring Product Page

5. S280 Heavy Duty Floor Spring: The First Choice for Heavy Doors

The S280 heavy duty floor spring is CHIEN CHIN's highest load-capacity model — designed for large glass doors, heavy commercial doors, shopping malls, hotel entrances, and high-traffic public facilities. EN 1154 certified, with hydraulic durability engineered for sustained commercial use.

S280 Suitable Applications

  • Large glass doors and heavy-duty door panels
  • Department store entrances, hotel lobbies, and public building main entrances
  • High-frequency commercial environments requiring long-term stability

Selection Decision

Large glass door + high-traffic entrance, or door weight exceeding 150 kg → Evaluate S280 directly. For shopping malls, hotels, and public buildings, S280 provides the load capacity and hydraulic durability required for demanding long-term use.

→ View S280 Heavy Duty Floor Spring Product Page

6. Which Floor Spring Is Suitable for Glass Doors?

Glass doors are one of the most common floor spring applications. However, many projects underestimate the actual weight of large glass door panels — particularly 12 mm tempered glass and double-leaf configurations. Door weight and door width must both be confirmed before specifying.

Medium-Sized Glass Doors

Lighter panels, moderate usage → Recommended Models: S200 / S275

S275 is recommended when installation depth is limited.

Large Glass Doors / Commercial Entrances / High-Traffic Locations

Heavier panels or high-frequency use → Recommended Model: S280

Is S280 always required for glass doors? Not necessarily — the key is verifying actual door weight and door width together. Provide your specifications and let the supplier confirm the right model.

→ See: Glass Door Application Page

7. Why High-Traffic Entrances Require Heavy Duty Floor Springs

Many floor spring problems are caused not only by door weight, but by extremely high usage frequency. Shopping malls, hotels, office buildings, airports, hospitals, and public facilities across India and the Middle East may experience hundreds of opening cycles daily.

Common Problems in High-Traffic Entrances:

  • Hydraulic wear causing unstable or slowing closing speed
  • Pivot wear leading to door misalignment
  • Reduced service life due to continuous high-frequency operation
  • Increased maintenance frequency and replacement costs

→ For shopping malls, hotels, office buildings, and high-traffic commercial entrances, S280 Heavy Duty Floor Spring is strongly recommended.

8. 3-Step Floor Spring Selection Guide

Step 1 | Confirm Door Type

Aluminium doors and office doors → Start with S200 or S220. Glass doors → S275 or S280 depending on door size and installation space. Heavy-duty doors and high-traffic entrances → Evaluate S280 directly.

Step 2 | Confirm Door Weight and Door Width

Provide both door weight (kg) and door width (mm). Actual load conditions are affected by both factors — a wider door places greater stress on the floor spring pivot even at the same door weight.

Step 3 | Confirm Installation Conditions and Usage Frequency

High-traffic commercial entrances generally require heavy duty floor springs. If installation depth is limited, the S275 narrow-body floor spring may be the more practical solution.

9. Related Products and Further Reading

10. Frequently Asked Questions

Q1: What are the main differences between S200, S220, S275, and S280 floor springs?

The main differences are load capacity, installation space requirements, and application scenarios. S200 is a standard-duty model; S220 is designed for medium-duty commercial applications; S275 is a narrow-body heavy duty floor spring suited for space-constrained glass door installations; S280 is designed for large glass doors and high-traffic commercial entrances. S275 and S280 are EN 1154 certified; S220 has passed SGS quality testing.

Q2: How do I choose the right floor spring load capacity?

Floor spring selection should consider door weight, door width, actual load conditions, and usage frequency. A wider door places greater stress on the floor spring pivot even at the same door weight — always provide both dimensions to your supplier for verification.

Q3: Is S280 always required for glass doors?

Not always. Medium-sized glass doors may use S200 or S275. However, large glass doors, shopping mall entrances, and high-traffic applications generally require the S280 heavy duty floor spring. The key is confirming actual door weight and door width together rather than specifying S280 by default.

Q4: What is a narrow-body floor spring?

A narrow-body floor spring such as the S275 is designed for projects with limited installation depth or restricted floor space. It provides high load capacity within a smaller floor box footprint — making it practical for retrofit projects and glass door applications where standard installation depth is not available.

Not Sure Which Floor Spring Model Is Right for Your Project?

Provide your door type, door weight, door width, and project requirements — CHIEN CHIN will help you identify the most suitable commercial floor spring solution.

Back