Bell & Gossett 1.25AD Series e-1531 Centrifugal Pump 1HP
Designed for compact boosting setups, the Bell & Gossett e-1531 1.25AD-1HP close-coupled pump utilizes a three-phase motor and a stainless steel impeller.
- 1 HP drive tackles pressure boosters
- Stainless steel impeller resists water wear
- Footless design saves mechanical room space
- Internal seal prevents mechanical fluid leaks
Description
Support high-volume potable-water circulation with Armstrong 182212-654 E24.2B, a lead-free bronze ARMflo pump for commercial hot-water systems. Its supplied 120 V single-phase motor, 90 GPM maximum flow, and 43 feet maximum head suit larger DHW loops where both volume and resistance must be reviewed. Confirm the current E24.2B submittal, flange arrangement, and operating curve before installation.
The dry-rot maintenance-free motor drives the pump through an All-Bronze body and flanged in-line assembly. The supplied data does not state amp draw, exact dimensions, unit weight, seal material, or bearing details. Verify water temperature, pressure, pipe alignment, mounting orientation, and service clearance before startup.
Key Features & Benefits
- 90 GPM Maximum Flow: Supports high-volume potable-water and domestic hot-water recirculation.
- 43 Feet Maximum Head: Provides a selection reference for higher-resistance DHW systems.
- 120 V Single-Phase: Fits compatible commercial service panels for straightforward connection.
- Lead-Free Bronze Body: Provides the specified wetted material for potable-water service.
- AB1953 and NSF-372: Support the listed low-lead compliance requirements.
- Dry-Rotor Motor: Provides the specified motor arrangement for commercial circulation.
- Maintenance-Free Design: Reduces routine lubrication work during normal operation.
- Flanged In-Line Layout: Requires connection-size and clearance verification before replacement.
- Commercial DHW Application: Directs selection toward larger potable-water circulation systems.
Why Choose Armstrong 182212-654 E24.2B
The E24.2B combines lead-free bronze construction, 90 GPM flow, and 43 feet of head for commercial potable-water systems that need more circulation capacity.
- Build: Bronze body, dry-rotor motor, maintenance-free construction, and flanged in-line layout define the supplied pump.
- Value: The listed flow, head, certifications, and voltage help contractors compare compatible open-loop replacements.
- Audience: Suited to plumbing contractors, hotel engineers, hospital maintenance teams, and commercial DHW installers.
Applications & Use Cases
Use Armstrong 182212-654 E24.2B for potable-water boosting, high-volume hot-water recirculation, and compatible commercial DHW loops. The supplied data identifies 90 GPM maximum flow and 43 feet maximum head but does not provide dimensions, weight, flange size, or port reach. Verify mounting orientation, pipe support, valve clearance, and service access before installation.
Warranty & Support
- Warranty Terms Require Confirmation: Verify duration, coverage, registration, exclusions, and authorized service requirements with Armstrong or the seller.
- Match SKU 182212-654, E24.2B model, 120 V supply, bronze body, flow, head, certification, and flange details before ordering.
Flush the potable-water line, purge air, verify the 120 V supply, inspect the seal area, and monitor flow, temperature, vibration, pressure, and leakage during commissioning. Purchase the Armstrong 182212-654 E24.2B ARMflo lead-free bronze potable-water circulator through Mulmotor.com for authentic equipment, applicable warranty support, and pump assistance.
B&G e-1531 1.25AD Series Pump (1 HP) Specs
| Technical Parameter | Official Specification |
|---|---|
| Brand & Model | Bell & Gossett Series e-1531 |
| Pump Size | 1.25 AD |
| Horsepower (HP) | 1 HP |
| Design Configuration | Close Coupled / Vertical In-Line Capable |
| Efficiency Class | High Efficiency (Stainless Steel Impeller Standard) |
| Seal Type | Internal Mechanical (EPR/Carbon/SiC) |
| Voltage Configuration | Three-Phase (Typical for Industrial) |
| Volute Design | Footless (Mounted on Piping) |
| Application Information | HVAC Circulation; Potable Water (with SS options); Booster Systems |












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