STEEL CITYInsert Plugs & Accessories for Floor Boxes

STEEL CITY Floor Plate Plug: Round, Brass, 671/672/78/88

The STEEL CITY 691-SC is a round brass floor plate plug insert, designed as an accessory for floor boxes. It is compatible with the STEEL CITY model number 88.

SKU 3G-OTH-06693

Also listed as: 691SC · 691 SC

Brand

STEEL CITY

Item

Floor Plate Plug: Round, Brass, 671/672/78/88

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

STEEL CITY

Manufacturer Part Number

691-SC 

Material

Brass 

Shape

Round 

Accessory Type

Floor Plate Plug Insert 

Compatible with Manufacturer Model Number

88

Technical Documents

No technical documents available for this product.

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STEEL CITY Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The STEEL CITY 691-SC is a round brass floor plate plug insert, designed as an accessory for floor boxes. It is compatible with the STEEL CITY model number 88.

Frequently Asked Questions

What is the STEEL CITY 691-SC floor plate plug used for?

The STEEL CITY 691-SC is a round brass floor plate plug insert used to cover unused openings in floor boxes. It is compatible with the STEEL CITY model 88 floor box and helps maintain a flush, finished surface in commercial or industrial flooring systems.

What are the specifications of the STEEL CITY 691-SC?

The STEEL CITY 691-SC is a round floor plate plug insert made of brass. It is designed as an accessory for floor boxes and is compatible with the STEEL CITY model number 88. The manufacturer part number is 691-SC.

Where to buy the STEEL CITY 691-SC worldwide?

3G Electric supplies the STEEL CITY 691-SC floor plate plug worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this brass floor box accessory for your project.

How to install the STEEL CITY 691-SC floor plate plug?

To install the STEEL CITY 691-SC, simply press the round brass plug insert into the compatible floor box opening (model 88) until it seats flush with the floor surface. Ensure the opening is clean and free of debris before insertion. No special tools are required for this accessory.

Used in

Common applications for STEEL CITY

Commercial office buildings — STEEL CITY brass floor box covers (e.g., 664-CST-M-BRS) for power and data outlets in open-plan workspaces.

Industrial facilities — STEEL CITY aluminum floor box covers (e.g., P 60 CACP-AL) for durable, lightweight access in manufacturing floors.

Educational institutions — STEEL CITY polycarbonate floor box covers (e.g., 664-CST-SW-BRN) for nonmetallic, impact-resistant installations in classrooms.

Retail environments — STEEL CITY round plastic floor box covers (e.g., 68R-CST-BLK) for discreet, cost-effective floor outlets in sales areas.

Hospitality venues — STEEL CITY brass insert plugs (e.g., 696-SC) for blanking unused floor box openings in hotel lobbies or conference rooms.

Data centers — STEEL CITY floor plate plugs (e.g., 691-SC) for sealing unused ports in raised-floor cable management systems.

STEEL CITY Products

3G Electric supplies STEEL CITY insert plugs & accessories for floor boxes. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all STEEL CITY products →Contact our engineers →