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Honeywell Housing S4565 BF 1021 U

Honeywell Housing S4565 BF 1021 U is a controls housing for flame detection and ignition systems operating at 220/230–240 V 50/60 Hz with ignition frequency range of 2.5–60 Hz. Features UL 94-V0 optional rating and…

SKU 3G-CBM-04237

Also listed as: S 4565 · S-4565

Brand
Honeywell
Item
Housing S4565 BF 1021 U
Part Number
S4565
Category
Controls
UNSPSC
39121026 — Control power transformer
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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

Honeywell
Manufacturer Part Number
S4565
housing rating
UL 94-V0 optional
supply voltage
220/230 - 240 V 50/60 Hz
ignition connector
AMP 2.8 x 0.5 mm
ignition frequency
2.5 - 60 Hz
flame detection connector
AMP 4.8 x 0.8 mm

Technical Documents

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

Product Description

Honeywell Housing S4565 BF 1021 U is a controls housing for flame detection and ignition systems operating at 220/230–240 V 50/60 Hz with ignition frequency range of 2.5–60 Hz. Features UL 94-V0 optional rating and AMP connectors for reliable industrial combustion control applications.

Frequently Asked Questions

What is the Honeywell Housing S4565 BF 1021 U used for?

The Honeywell Housing S4565 BF 1021 U is a controls housing designed for flame detection and ignition systems in gas-fired domestic central heating boilers, combi boilers, warm air furnaces, and water heaters. It works with Honeywell VK41.. series gas controls to provide programmed safe light-up and flame supervision.

What are the specifications of the Honeywell Housing S4565 BF 1021 U?

The Honeywell Housing S4565 BF 1021 U operates at 220/230–240 V 50/60 Hz with an ignition frequency range of 2.5–60 Hz. It features AMP connectors: 2.8 x 0.5 mm for ignition and 4.8 x 0.8 mm for flame detection. The housing has an optional UL 94-V0 rating for flame retardancy.

Where to buy the Honeywell Housing S4565 BF 1021 U in Singapore?

3G Electric supplies the Honeywell Housing S4565 BF 1021 U to customers in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact our team for pricing and lead time on this controls housing for industrial combustion applications.

How to install the Honeywell Housing S4565 BF 1021 U?

Install the Honeywell Housing S4565 BF 1021 U by mounting it securely and connecting the AMP ignition and flame detection connectors per the wiring diagram. Ensure the supply voltage matches 220/230–240 V 50/60 Hz. Follow the manufacturer's handbook for proper integration with VK41.. gas controls and safety checks.

Used in

Common applications for Honeywell
Commercial kitchen and inflight-catering steam boilers — RM7890 / RM7895 flame relays with UV detection
Food-processing ramp-and-dwell ovens — DBC2000E / DBC2100E controllers
Hotel and hospital boiler plants — VR8205 combination gas controls
Petrochemical tank-farm heating — V4xxx gas-valve bodies with ML7420 actuators
Retrofit swap-outs from legacy Fireye / Satronic — Honeywell replacement kits
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Honeywell Products

3G Electric supplies Honeywell controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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