We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

UNITED ELECTRIC Pressure Switch: Mfr Part # H400K-457 - Replacement HVACR Controls, Switches & Thermostats
UNITED ELECTRICReplacement HVACR Controls, Switches & Thermostats

UNITED ELECTRIC Pressure Switch: Mfr Part # H400K-457

UNITED ELECTRIC Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Pressure Switch.

SKU 3G-OTH-95182

Also listed as: H400K457 · H400K 457

Brand
UNITED ELECTRIC
Item
Pressure Switch: Mfr Part # H400K-457
Category
Replacement HVACR Controls, Switches & Thermostats
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

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

UNITED ELECTRIC
Manufacturer Part Number
H400K-457
Product Type
Pressure Switch

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

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

Product Description

UNITED ELECTRIC Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Pressure Switch.

Frequently Asked Questions

What is the UNITED ELECTRIC H400K-457 pressure switch used for?

The UNITED ELECTRIC H400K-457 pressure switch is used in HVACR and industrial systems to monitor or control pressure. It triggers an electrical contact at a set pressure point, protecting equipment or initiating processes. 3G Electric supplies this switch globally for applications requiring reliable pressure sensing.

What are the specifications of the UNITED ELECTRIC H400K-457 pressure switch?

The UNITED ELECTRIC H400K-457 is a pressure switch with manufacturer part number H400K-457. It is classified as a replacement HVACR control, switch, or thermostat. For detailed pressure range, electrical ratings, and connection sizes, consult the product datasheet. 3G Electric can source this genuine UNITED ELECTRIC part.

Where to buy the UNITED ELECTRIC H400K-457 pressure switch worldwide?

3G Electric supplies the UNITED ELECTRIC H400K-457 pressure switch worldwide. We handle full logistics, customs clearance, and delivery to your location. As a global industrial solutions provider, we source genuine UNITED ELECTRIC parts and support procurement for HVACR and industrial applications.

How to select the correct UNITED ELECTRIC pressure switch for my system?

To select the correct UNITED ELECTRIC pressure switch, verify the required pressure range, electrical configuration (SPDT or DPDT), and process connection size. Match the part number, such as H400K-457, to your system's specifications. 3G Electric can help interpret your demand and source the right switch for your application.

Used in

Common applications for UNITED ELECTRIC
HVACR systems — UNITED ELECTRIC pressure switches like H400K-457 for refrigerant pressure monitoring and compressor protection
Industrial refrigeration — Differential pressure switch J21K-254 for detecting filter clogging in ammonia or freon systems
Boiler control — Pressure switch 10F15 for low-water cutoff or high-pressure limit in steam boilers
Compressor control — Switch 10-C11 for unloader control or pressure regulation in reciprocating compressors
Process filtration — Differential pressure switch J21K-254 for monitoring pressure drop across bag filters or cartridge housings
Pump protection — Pressure switch H100-218 for dry-run protection or pressure-based pump start/stop in water systems

UNITED ELECTRIC Products

3G Electric supplies UNITED ELECTRIC replacement hvacr controls, switches & thermostats. 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
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-534
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-534
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-218
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-218
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-703
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-703
UNITED ELECTRIC Pressure Switch: Mfr Part # J40-230
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # J40-230
UNITED ELECTRIC
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # C54-109
UNITED ELECTRIC Pressure Switch: Mfr Part # H54-24
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # H54-24

More from UNITED ELECTRIC

View all UNITED ELECTRIC parts
UNITED ELECTRIC
UNITED ELECTRIC
Pressure switch for HVACR systems, used to monitor and control pressure in refrigeration, air conditioning, and heating equipment. Triggers electrical contacts at set pressure thresholds to protect compressors and ensure system efficiency
Differential pressure switch for monitoring pressure differences in HVACR systems. Used to trigger alarms or equipment shutdown when setpoints are exceeded. Commonly applied in air handling units, cleanrooms, and industrial ventilation
UNITED ELECTRIC
Differential pressure switch for monitoring pressure differences in HVACR systems. Used to trigger alarms or equipment shutdown when setpoints are exceeded. Commonly applied in air handling units, cleanrooms, and industrial ventilation
Differential pressure switch for monitoring and controlling pressure differences in HVACR systems. Used to ensure safe operation of fans, filters, and ductwork in commercial and industrial heating, ventilation, and air conditioning equipment
UNITED ELECTRIC
Differential pressure switch for monitoring and controlling pressure differences in HVACR systems. Used to ensure safe operation of fans, filters, and ductwork in commercial and industrial heating, ventilation, and air conditioning equipment
Pressure switch for monitoring and controlling pressure in HVACR systems. Triggers electrical contacts at set thresholds to protect compressors and maintain system efficiency. Suitable for use in refrigeration, air conditioning, and heating equipment
UNITED ELECTRIC
Pressure switch for monitoring and controlling pressure in HVACR systems. Triggers electrical contacts at set thresholds to protect compressors and maintain system efficiency. Suitable for use in refrigeration, air conditioning, and heating equipment
UNITED ELECTRIC Differential Pressure Switch: Mfr Part # J21K-254
UNITED ELECTRIC
UNITED ELECTRIC Differential Pressure Switch: Mfr Part # J21K-254
UNITED ELECTRIC Pressure Switch: Mfr Part # 10F15
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # 10F15
UNITED ELECTRIC Differential Pressure Switch: Mfr Part # J21K-150
UNITED ELECTRIC
UNITED ELECTRIC Differential Pressure Switch: Mfr Part # J21K-150
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-701
UNITED ELECTRIC
UNITED ELECTRIC Pressure Switch: Mfr Part # H100-701