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

3G Electric
RFQ CartGet a QuoteSign inSign up
VULCAN OS1421-750B Rigid Strip Heater - Rigid Strip Heaters
VULCANRigid Strip Heaters

VULCAN OS1421-750B Rigid Strip Heater

The VULCAN OS1421-750B is a rigid strip heater rated at 750 W and 240 V, with a watt density of 14 W/sq in. It features a 21-inch overall length and a 20-inch mounting dimension with an offset configuration. This…

SKU 3G-OTH-64925

Also listed as: OS1421750B · OS1421 750B

Brand
VULCAN
Item
OS1421-750B Rigid Strip Heater
Category
Rigid Strip Heaters
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

VULCAN
Manufacturer Part Number
OS1421-750B
Type
240V, Offset
Overall Lg
21 in
Watt Density
14 W/sq in
Mounting Dimension
20 in

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

VULCAN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The VULCAN OS1421-750B is a rigid strip heater rated at 750 W and 240 V, with a watt density of 14 W/sq in. It features a 21-inch overall length and a 20-inch mounting dimension with an offset configuration. This industrial heating element is designed for applications requiring consistent, direct heat transfer.

Frequently Asked Questions

What is the VULCAN OS1421-750B strip heater used for?

The VULCAN OS1421-750B rigid strip heater is used for industrial applications requiring consistent, direct heat transfer, such as ovens, drying cabinets, and packaging machinery. Its offset configuration and 14 W/sq in watt density make it suitable for mounting in confined spaces where uniform heating is needed.

What are the specifications of the VULCAN OS1421-750B strip heater?

The VULCAN OS1421-750B is a 750 W, 240 V rigid strip heater with a watt density of 14 W/sq in. It has a 21-inch overall length and a 20-inch mounting dimension with an offset configuration. The manufacturer part number is OS1421-750B, and it is designed for industrial heating applications.

Where to buy the VULCAN OS1421-750B strip heater worldwide?

You can source the VULCAN OS1421-750B strip heater through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this VULCAN heating element to industrial buyers internationally.

How to install a VULCAN rigid strip heater?

To install a VULCAN rigid strip heater like the OS1421-750B, ensure the mounting surface is clean and the heater is securely fastened using the offset mounting holes. Connect the 240 V power supply to the terminals, verifying proper grounding. Follow the manufacturer's guidelines for clearance and avoid bending the heater to prevent damage.

Used in

Common applications for VULCAN
Industrial ovens — VULCAN rigid strip heaters (e.g., OS1423-1500B) for uniform heat distribution in drying and curing ovens.
Plastic processing — VULCAN swaged cartridge heaters (e.g., TB6025B) for injection molding and extrusion barrel heating.
Fluid heating — VULCAN screw-plug immersion heaters (e.g., AUO250B) for heating water, oils, or chemicals in tanks.
Packaging machinery — VULCAN finned strip heaters (e.g., OSF1517-1000B) for heat sealing and shrink wrapping equipment.
Process temperature control — VULCAN Cal-Stat thermostats (e.g., 1E1C9) for regulating temperature in pipelines or vessels.
Air heating — VULCAN finned tubular elements (e.g., RE8-1000B) for forced-air heaters and duct systems.

VULCAN Products

3G Electric supplies VULCAN rigid strip heaters. 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
Rigid strip heater rated at 750 W and 240 V with a watt density of 16 W/sq in. Overall length 17 7/8 in, mounting dimension 16 7/8 in, offset configuration. Used for direct heat transfer in ovens, packaging machinery, and other process heating equipment
VULCAN
Rigid strip heater rated at 750 W and 240 V with a watt density of 16 W/sq in. Overall length 17 7/8 in, mounting dimension 16 7/8 in, offset configuration. Used for direct heat transfer in ovens, packaging machinery, and other process heating equipment
Rigid strip heater rated at 750W and 240V with a watt density of 10 W/sq in. Overall length is 30-1/2 in, mounting dimension is 29-1/2 in, and offset configuration. Used for surface heating, drying, and process temperature maintenance in ovens, packaging machinery, and duct heating
VULCAN
Rigid strip heater rated at 750W and 240V with a watt density of 10 W/sq in. Overall length is 30-1/2 in, mounting dimension is 29-1/2 in, and offset configuration. Used for surface heating, drying, and process temperature maintenance in ovens, packaging machinery, and duct heating
Rigid strip heater for industrial process heating applications such as tank heating, pipe tracing, and air heating. Operates at 120V with 750W power and 16 W/sq in watt density. Overall length 17-7/8 in, mounting dimension 16-7/8 in, offset configuration for clamping onto flat or curved surfaces
VULCAN
Rigid strip heater for industrial process heating applications such as tank heating, pipe tracing, and air heating. Operates at 120V with 750W power and 16 W/sq in watt density. Overall length 17-7/8 in, mounting dimension 16-7/8 in, offset configuration for clamping onto flat or curved surfaces
Rigid strip heater rated 1000 W at 240 V with an overall length of 23-3/4 in and mounting dimension of 22-3/4 in. Offset configuration allows secure installation in confined spaces. Watt density of 16 W/sq in. Suitable for direct-contact or radiant heating in ovens, drying cabinets, packaging machinery, and process air heating
VULCAN
Rigid strip heater rated 1000 W at 240 V with an overall length of 23-3/4 in and mounting dimension of 22-3/4 in. Offset configuration allows secure installation in confined spaces. Watt density of 16 W/sq in. Suitable for direct-contact or radiant heating in ovens, drying cabinets, packaging machinery, and process air heating
VULCAN Strip Heater: 1,000 W Watt, 240V, 17 7/8 in Overall Lg, 16 7/8 in Mounting Dimension, Offset (MPN OS1417-1000B)
VULCAN
VULCAN Strip Heater: 1,000 W Watt, 240V, 17 7/8 in Overall Lg, 16 7/8 in Mounting Dimension, Offset (MPN OS1417-1000B)
Rigid strip heater rated 1500 W at 240 V with a watt density of 21 W/sq in. Overall length 23-3/4 in, mounting dimension 22-3/4 in, offset configuration. Used for surface heating in ovens, packaging machinery, drying systems, and tank heating where uniform heat distribution is required
VULCAN
Rigid strip heater rated 1500 W at 240 V with a watt density of 21 W/sq in. Overall length 23-3/4 in, mounting dimension 22-3/4 in, offset configuration. Used for surface heating in ovens, packaging machinery, drying systems, and tank heating where uniform heat distribution is required

More from VULCAN

View all VULCAN parts →
Rigid strip heater rated at 400 W and 120 V with a watt density of 19 W/sq in. Overall length is 10-1/2 in with a 9-1/2 in mounting dimension in an offset configuration. Used for industrial process heating such as tank heating, pipe tracing, and air heating
VULCAN
Rigid strip heater rated at 400 W and 120 V with a watt density of 19 W/sq in. Overall length is 10-1/2 in with a 9-1/2 in mounting dimension in an offset configuration. Used for industrial process heating such as tank heating, pipe tracing, and air heating
Rigid strip heater rated 300 W at 120 V with a watt density of 10 W/sq in. Overall length 14 in, mounting dimension 13 in, offset configuration. Suitable for surface heating applications such as tanks, pipes, and molds
VULCAN
Rigid strip heater rated 300 W at 120 V with a watt density of 10 W/sq in. Overall length 14 in, mounting dimension 13 in, offset configuration. Suitable for surface heating applications such as tanks, pipes, and molds
Rigid strip heater rated at 500 W and 240 V with a watt density of 12 W/sq in. Features an offset configuration with an overall length of 17 7/8 in and a mounting dimension of 16 7/8 in. Suitable for process heating applications such as ovens, drying cabinets, and packaging machinery where a straight, rigid heating element is required
VULCAN
Rigid strip heater rated at 500 W and 240 V with a watt density of 12 W/sq in. Features an offset configuration with an overall length of 17 7/8 in and a mounting dimension of 16 7/8 in. Suitable for process heating applications such as ovens, drying cabinets, and packaging machinery where a straight, rigid heating element is required
Rigid strip heater rated 700 W at 120 V with a watt density of 10 W/sq in. Overall length 26-3/4 in, mounting dimension 25-3/4 in, offset configuration. Used for process heating in ovens, drying cabinets, and packaging equipment
VULCAN
Rigid strip heater rated 700 W at 120 V with a watt density of 10 W/sq in. Overall length 26-3/4 in, mounting dimension 25-3/4 in, offset configuration. Used for process heating in ovens, drying cabinets, and packaging equipment
Rigid strip heater rated at 350 W and 240 V with a watt density of 16 W/sq in. Overall length is 12 in with an 11 in mounting dimension and offset configuration. Used for applications requiring direct heat transfer such as drying, curing, and process heating in ovens and packaging machinery
VULCAN
Rigid strip heater rated at 350 W and 240 V with a watt density of 16 W/sq in. Overall length is 12 in with an 11 in mounting dimension and offset configuration. Used for applications requiring direct heat transfer such as drying, curing, and process heating in ovens and packaging machinery
Rigid strip heater with offset configuration, rated 325 W at 120 V. Overall length 15-1/4 in, mounting dimension 14-1/4 in, watt density 10 W/sq in. Used for tank, air, and duct heating in industrial process applications requiring consistent low-watt-density heat
VULCAN
Rigid strip heater with offset configuration, rated 325 W at 120 V. Overall length 15-1/4 in, mounting dimension 14-1/4 in, watt density 10 W/sq in. Used for tank, air, and duct heating in industrial process applications requiring consistent low-watt-density heat
Rigid strip heater rated 250 W at 120 V with a watt density of 10 W/sq in. Overall length 12 in, mounting dimension 11 in, offset configuration. Suitable for industrial process heating including tank heating, pipe tracing, and air heating
VULCAN
Rigid strip heater rated 250 W at 120 V with a watt density of 10 W/sq in. Overall length 12 in, mounting dimension 11 in, offset configuration. Suitable for industrial process heating including tank heating, pipe tracing, and air heating
Rigid strip heater with offset design for secure mounting in confined spaces. Operates at 240V with 325W power and 10 W/sq in watt density. Overall length 15-1/4 in, mounting dimension 14-1/4 in. Suitable for ovens, drying cabinets, and packaging equipment
VULCAN
Rigid strip heater with offset design for secure mounting in confined spaces. Operates at 240V with 325W power and 10 W/sq in watt density. Overall length 15-1/4 in, mounting dimension 14-1/4 in. Suitable for ovens, drying cabinets, and packaging equipment