Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Image not available
VELOCITY BOILER WORKSOil-Fired Whole-House Hot Water & Steam Boilers

VELOCITY BOILER WORKS KSC Series Oil-Fired Steam Boiler

The VELOCITY BOILER WORKS Steam Boiler (model KSC-0120-ZLP11) is an oil-fired whole-house hot water and steam boiler from the KSC series. It delivers 110,000 BtuH AHRI Net BtuH and 147,000 BtuH Heating Capacity…

SKU 3G-OTH-69096

Also listed as: KSC0120ZLP11 · KSC 0120 ZLP11

Brand
VELOCITY BOILER WORKS
Item
KSC Series Oil-Fired Steam Boiler
Category
Oil-Fired Whole-House Hot Water & Steam Boilers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

VELOCITY BOILER WORKS
Manufacturer Part Number
KSC-0120-ZLP11
Series
KSC
Return/Supply Connections
Supply - 3"/Return - 1-1/2"
BtuH Heating Capacity Output
147,000
Overall Dimensions - H x W x D
31-5/8 x 24-5/8 x 22-3/8
Domestic Tankless Coil Included
No
Domestic Tankless Hot Water Coil
Without Coil

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

VELOCITY BOILER WORKS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The VELOCITY BOILER WORKS Steam Boiler (model KSC-0120-ZLP11) is an oil-fired whole-house hot water and steam boiler from the KSC series. It delivers 110,000 BtuH AHRI Net BtuH and 147,000 BtuH Heating Capacity Output, with supply and return connections of 3" and 1-1/2", respectively. The unit measures 31-5/8 x 24-5/8 x 22-3/8 inches and does not include a domestic tankless hot water coil.

Frequently Asked Questions

What is the VELOCITY BOILER WORKS KSC-0120-ZLP11 steam boiler used for?

The VELOCITY BOILER WORKS KSC-0120-ZLP11 is an oil-fired steam boiler designed for whole-house heating in residential or light commercial applications. It provides 147,000 BtuH heating capacity output and 110,000 BtuH AHRI Net BtuH, making it suitable for hydronic systems requiring steam distribution.

What are the specifications of the VELOCITY BOILER WORKS KSC-0120-ZLP11?

The KSC-0120-ZLP11 has a 147,000 BtuH heating capacity output and 110,000 BtuH AHRI Net BtuH. Supply connection is 3 inches, return is 1-1/2 inches. Overall dimensions are 31-5/8 x 24-5/8 x 22-3/8 inches. It does not include a domestic tankless hot water coil.

Where to buy the VELOCITY BOILER WORKS KSC-0120-ZLP11 worldwide?

3G Electric supplies the VELOCITY BOILER WORKS KSC-0120-ZLP11 steam boiler worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install a VELOCITY BOILER WORKS KSC-0120-ZLP11 steam boiler?

Installation must follow local codes and the manufacturer's manual. Ensure proper supply (3-inch) and return (1-1/2-inch) piping connections. The unit weighs significantly; use adequate lifting equipment. Verify oil burner setup and venting per VELOCITY BOILER WORKS guidelines. Professional installation is recommended.

Used in

Common applications for VELOCITY BOILER WORKS
Residential hydronic heating — VELOCITY BOILER WORKS gas-fired hot water boiler (e.g., BWF070CNT3S0) for whole-house radiant or baseboard systems.
Light-commercial steam heating — VELOCITY BOILER WORKS oil-fired steam boiler (e.g., FWZ003LCZ3SP) for small apartment buildings or commercial spaces.
Propane-fueled retrofit — VELOCITY BOILER WORKS propane boiler (e.g., AWR140CLT3S0) for sites without natural gas infrastructure.
Boiler burner replacement — VELOCITY BOILER WORKS oil burner (SKU 831F98) for servicing existing hot water or steam boilers.
Safety control replacement — VELOCITY BOILER WORKS flame rollout switch (MPN 960122) for maintaining boiler safety compliance.

VELOCITY BOILER WORKS Products

3G Electric supplies VELOCITY BOILER WORKS oil-fired whole-house hot water & steam boilers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
VELOCITY BOILER WORKS
VELOCITY BOILER WORKS
Gas-fired steam boiler for whole-house heating in residential or light commercial buildings. Operates on natural gas, delivers 63,000 BtuH AHRI Net BtuH. Dimensions: 40-7/16 x 16 x 28 inches (H x W x D)
Nozzle-type oil burner for hot water and steam boiler systems. Rated at 15 A. Suitable for oil-fired heating applications in commercial and industrial facilities
VELOCITY BOILER WORKS
Nozzle-type oil burner for hot water and steam boiler systems. Rated at 15 A. Suitable for oil-fired heating applications in commercial and industrial facilities
VELOCITY BOILER WORKS
VELOCITY BOILER WORKS
Boiler draft inducer for managing combustion air and maintaining proper draft in heating systems. Compatible with Crown Boiler models BWC070, BWC090, BWC120, and BWC151. OEM replacement part
Cart-mounted hot water pressure washer delivering 4,000 psi at 4 gpm. Powered by a Honda gasoline engine. Suitable for cleaning grease, oil, and grime from equipment, vehicles, and industrial surfaces in fleet maintenance, construction, and agricultural settings
VORTEXX INDUSTRIES INC
Cart-mounted hot water pressure washer delivering 4,000 psi at 4 gpm. Powered by a Honda gasoline engine. Suitable for cleaning grease, oil, and grime from equipment, vehicles, and industrial surfaces in fleet maintenance, construction, and agricultural settings
Single-stage oil burner pump for hot water and steam boiler systems. Delivers 3 gph flow rate with adjustable pressure from 100 psi to 150 psi. Supports maximum lift up to 8 ft in a 1-pipe system
Suntec
Single-stage oil burner pump for hot water and steam boiler systems. Delivers 3 gph flow rate with adjustable pressure from 100 psi to 150 psi. Supports maximum lift up to 8 ft in a 1-pipe system

More from VELOCITY BOILER WORKS

View all VELOCITY BOILER WORKS parts
Oil-fired whole-house boiler from the Tobago 2 series, providing hot water and steam heating for hydronic systems. Features 1-1/2 in return and supply connections, 80,000 BtuH AHRI Net output, and includes a domestic tankless coil for on-demand hot water. Overall dimensions: 31-5/8 x 24-5/8 x 17-3/8 in
VELOCITY BOILER WORKS
Oil-fired whole-house boiler from the Tobago 2 series, providing hot water and steam heating for hydronic systems. Features 1-1/2 in return and supply connections, 80,000 BtuH AHRI Net output, and includes a domestic tankless coil for on-demand hot water. Overall dimensions: 31-5/8 x 24-5/8 x 17-3/8 in
Oil-fired whole-house hot water and steam boiler from the Tobago 2 series. Delivers 129,000 BtuH AHRI Net BtuH for hydronic heating systems. Features 1-1/2 in return and supply connections. Overall dimensions: 31-5/8 x 24-5/8 x 22-3/8 in. Supplied without a domestic tankless coil. Suitable for residential or light commercial space heating
VELOCITY BOILER WORKS
Oil-fired whole-house hot water and steam boiler from the Tobago 2 series. Delivers 129,000 BtuH AHRI Net BtuH for hydronic heating systems. Features 1-1/2 in return and supply connections. Overall dimensions: 31-5/8 x 24-5/8 x 22-3/8 in. Supplied without a domestic tankless coil. Suitable for residential or light commercial space heating
VELOCITY BOILER WORKS
VELOCITY BOILER WORKS
Oil-fired steam boiler from the KSC Series, delivering 91,000 BtuH heating capacity output and 68,000 BtuH AHRI Net BtuH. Includes a domestic tankless coil for on-demand hot water. Supply connection is 3", return connection is 1-1/2". Overall dimensions: 31-5/8 x 24-5/8 x 17-3/8 inches (H x W x D). Suitable for whole-house hot water and steam heating in residential and light commercial hydronic systems
VELOCITY BOILER WORKS
VELOCITY BOILER WORKS
Oil-fired boiler for whole-house hot water and steam heating systems. Provides 91,000 BtuH heating capacity output and 68,000 BtuH AHRI Net BtuH. Supply connection 3", return 1-1/2". Overall dimensions 31-5/8 x 24-5/8 x 17-3/8 inches. Without domestic tankless coil
VELOCITY BOILER WORKS
VELOCITY BOILER WORKS
Oil-fired steam boiler for whole-house hot water and steam heating. Provides 147,000 BtuH heating capacity output with 3" supply and 1-1/2" return connections. Includes a domestic tankless hot water coil for on-demand water heating. Dimensions: 31-5/8 x 24-5/8 x 22-3/8 inches (H x W x D)