Polycab PVC Fan Box (Large) – Large Octagonal Ceiling-Fan Box for RCC Slabs, 20 and 25 mm Conduit, IS 3419

Polycab PVC Fan Box (Large) is the large version of the Polycab octagonal fan box, cast into the RCC slab at a ceiling-fan point, with side entries for 20 or 25 mm conduit. It does the same job as the standard fan box with a bigger body, for more room at the fan point. It is packed 8 to a pack (120 to a transport pack).

Polycab India Limited is India's largest manufacturer of wires and cables, with 27 manufacturing facilities, 4,300+ authorised distributors, 2,00,000+ retailers and an export presence in 84 countries (polycab.com, October 2026). Polycab is ISO 9001:2015 certified and makes its conduits to IS 9537 (Part 3) and its conduit fittings to IS 3419, from what its catalogue calls "the highest grade of waterproof and fire-resistant polymers". Jai Enterprises supplies Polycab conduit fittings from Bhilai and Raipur all over Chhattisgarh - Bhilai, Raipur, Durg, Korba, Bilaspur, Raigarh, Jagdalpur, Kanker, Ambikapur and every other district - and across India; price on request.

Is this the right one for you?

Check these three things before you order:

• The fan point is in an RCC slab, the conduit runs are 20 or 25 mm, and you want more room than the standard fan box gives.
• Your conduit is 20 or 25 mm outside diameter - the fitting size is the conduit size.
• Fittings to IS 3419 are wanted or specified.

At a glance

• Price: on request - call +91 9340081159
• Product: Polycab PVC Fan Box (Large)
• Type: the large version of the Polycab octagonal fan box, cast into the RCC slab at a ceiling-fan point, with side entries for 20 or 25 mm conduit
• Sizes: 20 and 25 mm conduit
• Product codes: CFT1220004, CFT1225004
• Packs: 20 mm - 8 per pack, 120 per transport pack; 25 mm - 8 per pack, 120 per transport pack
• Standard: IS 3419
• Material: PVC (Polycab uPVC conduit fittings range)

Sizes, codes and packs

• 20 mm: code CFT1220004; 8 pcs per standard pack, 120 pcs per transport pack
• 25 mm: code CFT1225004; 8 pcs per standard pack, 120 pcs per transport pack
• Pack terms: standard pack = pieces per pack; transport pack = pieces per transport pack (catalogue figures)
• Source: Polycab B2B all-products catalogue (2025), uPVC conduits and fittings section

Why choose the Polycab PVC Fan Box (Large)

• Large octagonal fan box - more room at the fan point than the standard box
• For 20 and 25 mm conduit - codes CFT1220004 and CFT1225004
• Made to IS 3419
• Same family - the standard fan box and the fan box with rod

Installation notes

Fix the box to the slab shuttering at the fan point and connect the conduit runs to its entries.

Close the open face and unused entries before the concrete is poured, and check the position before concreting.

Hang the fan only from a support designed for its weight, as the fan maker and the structural engineer specify.

Where it is used

• Ceiling-fan points in RCC slabs
• Fan points where several conduits meet
• Halls, offices and commercial buildings
• Housing projects

Polycab fan boxes and lids

• Polycab PVC Fan Box (Standard) - 20 and 25 mm conduit
• Polycab PVC Fan Box (Large) (this page) - 20 and 25 mm conduit
• Polycab PVC Fan Box with Rod - 20 / 25 mm conduit
• Polycab Circular Lid 65 with Screws - one standard size

Related products

• Polycab circular boxes (ISI), Polycab deep circular boxes, Polycab couplers, reducers and saddles, Polycab bends, tees and elbows, Polycab non-ISI PP circular boxes and lid - the rest of the Polycab conduit fittings
• Polycab MMS FRLS uPVC conduit pipe and HMS FRLS conduit pipe - the pipes these fittings join
• All conduit fittings and all uPVC conduits

Frequently asked questions

What is the difference between the standard and the large fan box?

Both take 20 and 25 mm conduit; the large box has a bigger body for more room at the fan point. It is packed 8 per pack against 12 for the standard box.

Can it be used for a heavy light fitting?

The box is a wiring box; any heavy fitting must hang from a support designed for its weight, as the structural engineer specifies.

Which sizes and codes are available for the fan box large?

20 mm - CFT1220004; 25 mm - CFT1225004.

How is it packed?

20 mm - 8 per pack, 120 per transport pack; 25 mm - 8 per pack, 120 per transport pack. Tell us the number of pieces or packs you need.

Where can I buy Polycab PVC Fan Box (Large) in Chhattisgarh?

From Jai Enterprises, Bhilai and Raipur, which supplies Polycab conduits and fittings across Chhattisgarh - Korba, Bilaspur, Raigarh, Jagdalpur, Kanker, Ambikapur and every other district - and across India. Call +91 9340081159 with the size, quantity and delivery location and we will confirm the price, availability and lead time.

How to order

Supplied by Jai Enterprises, Bhilai and Raipur, to every district of Chhattisgarh and across India. To request a price for Polycab PVC Fan Box (Large), call +91 9340081159 or send an enquiry from this page with the size, the quantity (pieces or packs) and the delivery location, and we will confirm the price, stock and lead time.