STI Split Sleeve Kit: Round, 4 in Overall Ht, 12 in Overall Lg, 11.5 in Overall Wd
The STI Split Sleeve Kit: Round is a firestop passthrough for cables, model FSR400. It measures 4 inches in overall height, 12 inches in overall length, and 11.5 inches in overall width, and includes two mounting plates.
SKU 3G-OTH-553348
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Product Description
The STI Split Sleeve Kit: Round is a firestop passthrough for cables, model FSR400. It measures 4 inches in overall height, 12 inches in overall length, and 11.5 inches in overall width, and includes two mounting plates.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
Is the STI Split Sleeve Kit: Round, 4 in Overall Ht, 12 in Overall Lg, 11.5 in Overall Wd available from 3G Electric?
Yes — 3G Electric supplies genuine STI products, available to order with worldwide shipping. Contact us for current lead time.
How do I get a quote for the STI Split Sleeve Kit: Round, 4 in Overall Ht, 12 in Overall Lg, 11.5 in Overall Wd?
Click "Request a Quote" on this page or add the product to your RFQ cart. Our engineers will respond within 24 hours with pricing, lead times, and technical recommendations.
Does 3G Electric provide technical support for firestop passthroughs for cables?
Yes, our team of experienced engineers provides full technical support including product selection, installation guidance, commissioning, and after-sales service for all firestop passthroughs for cables we distribute.
STI Products
3G Electric supplies STI firestop passthroughs for cables. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









