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Honeywell Base Q7800 A 1005 - Controls
HoneywellControls

Honeywell Base Q7800 A 1005

Honeywell universal wiring subbase for HVAC and building controls applications. Features NEMA 1 enclosure protection with 22 terminals for flexible circuit connections. Mounts securely with M3.5 x 0.6 screws, ideal…

SKU 3G-CBM-04251

Also listed as: Q 7800 · Q-7800

Brand
Honeywell
Item
Base Q7800 A 1005
Part Number
Q7800
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
Q7800
enclosure
NEMA 1
terminals
22-terminal
product type
Universal wiring subbase
mounting screws
M3.5 x 0.6

Technical Documents

(1)
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Honeywell Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Honeywell universal wiring subbase for HVAC and building controls applications. Features NEMA 1 enclosure protection with 22 terminals for flexible circuit connections. Mounts securely with M3.5 x 0.6 screws, ideal for retrofit and new installation projects requiring reliable equipment foundations.

Frequently Asked Questions

What is the Honeywell Q7800A 1005 used for?

The Honeywell Q7800A 1005 is a universal wiring subbase used with EC7800 SERIES Relay Modules in HVAC and building controls. It provides 22 terminals for field wiring and knife blade connections, making it suitable for retrofit and new installation projects requiring a reliable equipment foundation.

What are the specifications of the Honeywell Q7800A 1005?

The Honeywell Q7800A 1005 is a 22-terminal universal wiring subbase with a NEMA 1 enclosure. It weighs 196 grams and mounts using M3.5 x 0.6 screws. Knockouts are provided in the back, top, and bottom for conduit connections. It is designed for panel mounting applications.

Where to buy the Honeywell Q7800A 1005 in Singapore?

3G Electric supplies the Honeywell Q7800A 1005 universal wiring subbase to customers in Singapore. We handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this item.

How to install the Honeywell Q7800A 1005 subbase?

To install the Honeywell Q7800A 1005, disconnect power first. Mount the subbase in a vertical position inside a control cabinet, avoiding horizontal mounting with bifurcated contacts pointing down. Allow clearance for servicing and relay module access. Use M3.5 x 0.6 screws for secure mounting.

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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