EXW Singapore — collect or forward from our Singapore office.

3G Electric
Image not available
DwyerMeasurement

Dwyer Transmitter 645-0

Dwyer Transmitter 645-0 is a pressure measurement device delivering ±0.25% accuracy across 0 to 1 psid range with 30 to 50 ms response time. IP65-rated stainless steel/aluminum housing suits industrial process…

SKU 3G-CBM-02198

Brand
Dwyer
Item
Transmitter 645-0
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dwyer
accuracy
±0.25%
ip rating
IP65
connection
1/4"-18 female NPT
response time
30 to 50 ms
pressure range
0 to 1 psid
loop resistance
0 to 1000 Ω
housing material
Stainless steel/aluminium

Technical Documents

(1)
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

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

Product Description

Dwyer Transmitter 645-0 is a pressure measurement device delivering ±0.25% accuracy across 0 to 1 psid range with 30 to 50 ms response time. IP65-rated stainless steel/aluminum housing suits industrial process control applications requiring precise, reliable pressure monitoring.

Frequently Asked Questions

What is the lead time for the Dwyer 645-0?

Lead time varies by region and current demand. 3G Electric sources the Dwyer 645-0 to order and manages all international shipping. Request a quote to confirm delivery schedule for your location.

What pressure range and accuracy does the Dwyer 645-0 offer?

The 645-0 measures 0 to 1 psid with ±0.25% accuracy and a 30 to 50 ms response time. IP65-rated stainless steel/aluminium housing suits industrial process control and precise pressure monitoring applications.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management
Not sure this is the right part? Photo-identify it→

Dwyer Products

3G Electric supplies Dwyer measurement. 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
Dwyer
Dwyer
Transmitter 645-1
Dwyer
Dwyer
Transmitter 645-6
Dwyer
Dwyer
Transmitter 629-02-CH-P2-E5-S1
Dwyer
Dwyer
629-05-CH-P2-E5-S1-3V transmitter
Dwyer
Dwyer
Transmitter 629-02-CH-P2-E5-S1-3V
Dwyer
Dwyer
Transmitter 629-04-CH-P2-E5-S1

More from Dwyer

View all Dwyer parts →
Magnehelic pressure gauge 2300-60 Pa
Dwyer
Magnehelic pressure gauge 2300-60 Pa
Dwyer
Dwyer
Metal average flow probe MAFS-16
Dwyer
Dwyer
S2-1A surface temperature probe
Air flow controller AAFS
Dwyer
Air flow controller AAFS
Dwyer
Dwyer
Current detector SCS-111100-R
Dwyer
Dwyer
Outside temperature probe TE-OND-B
Current detector SCS-211125
Dwyer
Current detector SCS-211125
Dwyer
Dwyer
Wall temperature probe TE-NND-C

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first